Neuroischemic foot ulcer icd 10. 101 Non-pressure chronic ulcer of unspecified thi. Neuroischemic foot ulcer icd 10

 
101 Non-pressure chronic ulcer of unspecified thiNeuroischemic foot ulcer icd 10  The 2024 edition of ICD-10-CM M14

ICD 10 code for Non-pressure chronic ulcer of other part of left foot with fat layer exposed. I70. Type 2 Diabetes Mellitus With Foot Ulcer. Code Classification: Endocrine, nutritional and metabolic diseases (E00–E89) Diabetes mellitus (E08-E13) Type 2 diabetes mellitus (E11) E11. Short description: Non-prs chr ulcer of left heel and midft lmt to brkdwn skin; The 2024 edition of ICD-10-CM L97. Short description: Non-prs chronic ulcer of left heel and. In the RAI-MDS 2. Objectives: Peripheral vascular disease (PVD) is an important limiting factor for healing in neuroischemic or ischemic diabetic foot ulcer. ICD 10 code for Atherosclerosis of native arteries of right leg with ulceration of other part of foot. In a plantar space abscess, edema can obliterate the. Aims/hypothesis We sought to identify factors related to short-term outcome of foot ulcers in patients with diabetes treated in a multidisciplinary system until healing was achieved. 003). They are often seen on the margins of the foot and also develop on the tips of the toes and beneath any toe nails if these become overly thick. 239 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Pressure injuries with skin breakdown are considered pressure ulcers. Background and Objectives: To propose a new classification of diabetic foot syndrome adapted for inclusion in the ICD-10 (the ICD-10 is the 10th revision of the International Statistical Classification of Diseases) and providing more reliable data on the number of clinical cases. or neuroischemic, depending on how complications such as peripheral neuropathy and arterial disease affect the ulcer’s etiology. com at Novo Nordisk A/S on February 2, 2016factor for healing of ischemic or neuroischemic diabetic foot ulcers. 9. Clinicians should look for signs of infection in the wound edges, as it can result in Osteomyelitis (bone infection) if left untreated. M14. 1) were treated and followed up according to a standardized protocol until healing or death. Icd 10 Stage 3 Pressure Ulcer Sacrum. A plantar foot ulcer was defined as a full-thickness lesion of the skin, i. 2015 Oct;38(10):e152-3. Diabetic foot infections (DFIs) typically begin in a wound, most often a neuropathic ulceration. Diabetic foot ulcer (DFU): A full-thickness wound, through the dermis, below the ankle on a weight-bearing or exposed surface in an individual with diabetes. 499 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. L97. Bookshelf ID: NBK538977 PMID: 30958663 DOI: 10. Although neuropathic ulceration remains the commonest type of foot ulcers among patients with diabetes,. Annually, nonhealing diabetic foot wounds account for >100,000 amputations, and in 60% of patients, the. Non-pressure chronic ulcer of other part of unspecified foot with necrosis of bone. 5-fold increased risk at 10 years’ follow-up compared with patients with diabetes and no history of foot ulcer. L97. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes). The patients' data were prospectively. 7); a foot ulcer with a duration >30 days (OR, 4. The effects of peripheral neuropathy, peripheral vascular disease, and infection often combine to facilitate ulcer development that can lead to gangrene and amputation. 1016/j. The majority (60–80%) of foot ulcers will heal, while 10–15% of them will remain active, and 5–24% of them will finally lead to limb amputation within a period of 6–18 months after the first evaluation. In 2011, 350 million people worldwide (6. 45]; P = 0. n engl j med 351;1 july 1, 2004 clinical practice 49 of assessment of foot pulses, noninvasive assess-ment of the peripheral circulation is recommended Diabetic foot ulcer has an annual incidence of 2–6% and affects up to 34% of diabetic patients during their lifetime. 234 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Showing 1-25: ICD-10-CM Diagnosis Code L97. The 2024 edition of ICD-10-CM L89. 039 [convert to ICD-9-CM] Postthrombotic syndrome with ulcer and inflammation of unspecified lower extremity. 15 - Ulcer other part of foot: Combination Flag - Multiple codes are needed to describe the source. 5% of the adult population, and the increase in prevalence is occurring at a faster rate in low- and middle-income countries. Infections are then classified. Demetriou M, Papanas N, Panopoulou M, Papatheodorou K, Bounovas A, Maltezos E Int J Low Extrem Wounds 2013 Jun;12(2):87-93. ICD 10 code for Atherosclerosis of native arteries of right leg with ulceration of unspecified site. Introduction. diabetes diabetic mellitus 250. In a cross-sectional study we examined the role of neuropathy, retinopathy, nephropathy, and plasma nitric oxide (estimated from plasma nitrite and nitrate) levels in diabetic patients with recurrent and non-recurrent neuropathic and neuroischemic foot ulcers. Diabetic foot ulcers are potentially modifying complications. 2 billion and $1. 621 may differ. The main clinical outcomes for the 194 diabetic foot ulcers are shown in Table 3. 13 While rarely the primary cause of foot ulcers, the presence of limb ischemia increases the risk of an ulcer becoming infected 4,. Family physicians should consider patient risk factors (e. Nine of these patients were COVID-19 positive of which six patients did not survive their illness. Diabetic foot. Debridement is mentioned in the context of general treatments for neuroischemic ulcers. Non-pressure chronic ulcer of other part of foot; ICD-10-CM L97. 1 Many parameters have been identified as possible predictors for poor outcome in patients with diabetic foot disease, for example, renal failure, dialysis, infection, gangrene and PAD. 429 became effective on October 1, 2023. Diabetic foot ulcers (DFUs) are a severe and common complication of diabetes mellitus (DM), with a lifetime incidence that ranges from 15 to 25% among individuals with diabetes [1]. 9 became effective on October 1, 2023. Early intervention and management are essential given the high mortality rate after amputation. 271 is grouped within Diagnostic Related Group(s) (MS-DRG v 41. ICD-9-CM 707. Patients who received revascularisation were excluded. 33–4. The risk for a patient with diabetes to develop a foot ulcer is close to 25% 1 leading frequently to disablement and leg amputation. 621 became effective on October 1, 2021. The proportion of neuropathic, neuroischemic, and purely ischemic lesions in diabetics is 54, 34, and 10%, respectively. epidemiology, risk factors, etiology, pathophysiology, history, physical examination, diagnosis, differential diagnoses, documentation and ICD-10 coding) Ndip A, Jude EB. Synonyms: ankle ulcer due to type 2 diabetes mellitus, arteritic. All factors were analyzed at a univariable level, with those achieving P < 0. 2011. Jude. The development of skin ulceration in the foot of a diabetic is a serious medical condition, which, if not healed promptly, can lead to amputation. Recent studies suggest that diabetic microangiopathy (so-called “small. Book FREE Doctor Appointment. 621 is VALID for claim submission. RESULTS Of 194 patients with new foot ulcers, 67. Evidence has shown that debridement of diabetic foot ulcers enhances the healing process when combined with standard wound care for a diabetic foot ulcer. 329 became effective on October 1, 2023. Foot ulceration in diabetes can either be associated with neuropathy (neuropathic ulcer), peripheral vascular disease (ischemic ulcer), or both (neuroischemic ulcer), although the final etiopathogenetic pathway may involve a combination of these primary risk factors and other causal factors such as trauma. Most commonly associated w/ assessment of DIABETIC FOOT. Grade 5 – whole foot gangrene. L97. 14 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 707. The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s). 15 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 707. 621, E11. 03). 245 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The term 'ulcer' by itself (and not qualified as a 'foot ulcer' or a 'diabetic ulcer') is not linked in the ICD-10 to diabetes, so without documentation to support that it is a complication of the diabetes, we would not presume the causality and would code them separately. 43 [1. An additional L89 code specifies the stage (depth of tissue injury) and the anatomical site. Diabetic foot problems were confirmed by one of the following physician’s handwritten diagnosis as: ‘diabetic foot’, ‘diabetic foot ulcers’, ‘diabetic foot infections’, or ‘diabetic foot gangrene’. Show details Hide details. Diabetic foot ulcer management: the podiatrist's perspective. 621 became effective on October 1, 2023. Any non-healing wound should be assessed for neuropathy and perfusion status. The most frequent underlying etiologies are. This study aims to evaluate clinical and ulcer characteristics as well the outcomes of patients with diabetic foot ulcers (DFUs). Our findings of a crude 2. 499 became effective on October 1, 2023. The article repeatedly discussed neuroischemic foot ulcers and does not address specifically diabetic foot ulcer as the etiology compared to other causes of neuroischemic ulceration. 235 became effective on October 1, 2023. When these. Additional signs of neuropathic ulcers include burning or tingling sensations and muscle apathy in the affected foot potentially resulting in deformities. Codes for pressure ulcers and non-pressure chronic ulcers are located in ICD-10-CM chapter 12, Disease of the skin and subcutaneous tissue. Patients with recurrent foot ulcers had higher vibration perception threshold values. All other Codes (ICD-10, Bill Type, and Revenue) have. Moreover, the occurrence of infection is closely related to the probability of amputation, especially in patients with PAD (7). Once a foot ulcer develops, t. Therefore, to assess the efficacy of. 500 results found. 23); ulcers were considered ischemic when ICD code 440 or 250. ICD-10-CM Code for Non-pressure chronic ulcer of skin of other sites with necrosis of muscle L98. Learn about diabetic foot ulcers, a common and costly complication of diabetes that often leads to lower limb amputation, and the role peripheral arterial disease (PAD) plays in its development and severity. 2002;66 (9):1655-1663. 499 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. ICD 10 code for Non-pressure chronic ulcer of other part of right foot with necrosis of bone. Diabetic Neuro-Osteoarthropathy—A Special Feature of Diabetic Foot Syndrome. 5 x 2. I70. It is found in the 2023 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2022 - Sep 30, 2023 . Get free rules, notes, crosswalks, synonyms, history for ICD-10 code L97. 235 - other international versions of ICD-10. E11. Boil of foot; Folliculitis of foot. of other part of foot . 414 became effective on October 1, 2023. To achieve these aims, it is crucial that. PubMed. Short description: Ulcer other part of foot. code to specify site and severity of ulcer (L97. 7); a history of recurrent foot ulcers (OR, 2. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes). Gangrene, not elsewhere classified. 509 is VALID for claim submission. Use Additional. Ischemic ulcers (wounds) can occur when there is poor blood flow in your legs. 10. . This publication is the third in a series of American Diabetes Association compendia on the diabetic foot. ICD 10 code for Non-pressure chronic ulcer of other part of unspecified foot with necrosis of bone. , 2002–2009. 419. Materials and Methods: Between April 2009 and July 2017, 167 diabetic patients (mean age 72. Five-year mortality was 18%, 45% and 55% for neuropathic, neuroischemic and ischemic ulcers, respectively. What You Should Know About ICD-10 Diabetic Foot Ulcer Codes. Non-pressure chronic ulcer of other part of unspecified foot with unspecified severity L00-L99 2024 ICD-10-CM Range L00-L99 Diseases of the skin and subcutaneous tissue Type 2 Excludes certain conditions. Diabetic foot ulceration is a devastating complication of diabetes that is associated with infection, amputation, and death, and is affecting increasing numbers of patients with diabetes mellitus. 529. Podiatrists. Best answers. Diabetic ulcer of right foot limited to skin layer due to. L97. Diabetic foot ulcer (DFU) occurs commonly in persons with diabetes, with a lifetime prevalence estimated between 12% and 25%. Of those who develop a foot ulcer, 6% will be hospitalized due to infection or other ulcer-related complication. Materials and Methods: A randomized controlled trial was. The 2022 edition of ICD-10-CM L97. The outcome in this study was plantar foot ulcer recurrence in 18 months. Colton Feil Jr. 20, 29, 35 The effectiveness of any educational program is critically linked to the availability of complementary clinical. g. 621 is a billable diagnosis code used to specify type 2 diabetes mellitus with foot ulcer. Diabetic foot ulcers affect approximately 18. 621 might also be used to specify conditions or terms like chronic neurogenic ulcer of lower limb, chronic ulcer of foot, chronic ulcer of foot, chronic ulcer of foot, chronic ulcer of left foot due to diabetes mellitus , chronic ulcer of right foot due to. 248. Ischemic ulcers are often located distally and on the dorsum of the foot or toes. . Treatment strategies for neuroischaemic diabetic foot ulcers. While all wounds are colonized with microorganisms, the presence of infection is defined by ≥2 classic findings of inflammation or purulence. A diagnosis of diabetes mellitus was defined as at least one record of ICD-10 code E10 for type 1 and E11 for type 2 diabetes. Economics. What ICD-10 Codes are Used for Foot Ulcers? Check below for a list of ICD Codes for foot ulcers that healthcare professionals can use for medical coding, diagnosis documentation, communication, and billing. 2 contain annotation back-references. U. This is the American ICD-10-CM version of I70. Foot ulcers are a significant complication of diabetes mellitus and often precede lower-extremity amputation. The leading cause of amputation in patients with diabetes is the nonhealing foot wound and its complications. This was not a diabetic ulcer. S. 1-20 ICD-9 Description ICD-9 ICD-10 Description ICD-10 M79. Code Classification: Diseases of the skin and subcutaneous tissue (L00–L99)1. @article{Apelqvist2011FactorsRT, title={Factors related to outcome of neuroischemic/ischemic foot ulcer in diabetic patients. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes). Mar 27, 2017. In summary, whereas neuropathy was present in four out of five cases of new foot ulcers in the Reiber study , as noted above, the combination of neuropathy and. Diabetic ulcer of foot with fat layer exposure due to dm 2;neuropathic or neuroischemic diabetic foot ulcers. ICD 10 code for Non-pressure chronic ulcer of other part of unspecified foot with fat layer exposed. Wound Care And Dressings. Non-pressure chronic ulcer of other part of foot : L97. g. severe diabetic foot complication. The presence of diabetes. ICD 10 code for Non-pressure chronic ulcer of other part of left foot with bone involvement without evidence of necrosis. Stop Using “Unspecified” ICD-10 Codes. 414 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 31 In 2a, there were focal increases in StO 2 and decreases in HbT 1 at the initial pre-ulcerative sites on the distal hallux, briefly displaying signatures more consistent with neuropathic. with each term mapped to one or more ICD-10-CM code(s). 2337/db20182-1. The following code(s). 621 is VALID for claim submission. Diabetic neuro-osteoarthropathy (DNOAP) or Charcot’s foot is characterised by a sterile destruction of bones and joints. Includes concise abstract and comprehensive resources on the condition (e. Author M Simms 1. Prevalence of DFUs among diabetic patients is reported to be between 4% and 10%, with an estimated lifetime incidence of almost 25% (Singh, Armstrong, & Lipsky, 2005). Print Post. While all wounds are colonized with microorganisms, the presence of infection is defined by ≥2 classic findings of inflammation or purulence. (Foot) – (ICD-10 L series). 9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. L97. Before predictive models can be. 38 billion per year. Get free rules, notes, crosswalks, synonyms, history for ICD-10 code L97. Matilde Monteiro-Soares are co-authors of the chapter, “Peripheral Arterial Disease, Foot Ulcers, Lower. Consecutively presenting patients with diabetes and ischemic/neuroischemic foot ulcer (Wagner grade 1–5, at or below the ankle) admitted to a multidisciplinary foot centre between 1984 and 2006 (n = 1151; Fig. I96 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. e. This seems particularly true for diabetic neuroischemic foot wounds. The higher cost share (85%) was for the management of patients with neuroischemic foot without ulcer (Int $ 285. Edward Boyko and Dr. Not only are neuropathic ulcers a burden to the patient but also to the economy. 2009 Jun;50(3):293-311. 622 Pain in left upper arm M79. Jude. 5- Non-pressure chronic ulcer of other part of lower leg : L97. 422 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Prevalence of DFUs among diabetic patients is reported to be between 4% and 10%, with an estimated lifetime incidence of almost 25% (Singh, Armstrong, & Lipsky, 2005). 409 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. One or more of these fac- tors can be identified in more than 90% of chronic lower extremity ulcers. Approximately 15% of individuals with a neuropathic ulcer require limb amputation as a result of infection. Consult specialists for diabetic foot ulcer nearby. L97 ICD-10-CM Diagnosis Code L97 Non-pressure. Abstract. 5 Diabetic foot ulcers are caused by a combination of underlying neuropathy, peripheral arterial. 1,7,9 Few studies evaluate outcome in ischemic or neuroischemic foot ulcers irrespective of vascular interven-tion. 1 Around one in four people with diabetes will develop a diabetic foot ulcer (DFU) in their lifetime. It is now appreciated that 15 – 20% of patients with such foot ulcers go on to need an amputation. 523. Deep foot ulcer†: An ulcer penetrating below the dermis into subcutaneous structures, such as fascia, muscle. Unstageable pressure ulcer of left heel. The presence of diabetes increases the risk of an amputation of a leg, foot, or toe by approximately 23 times that of a person without diabetes. CORNER. 500 results found. Non-pressure chronic ulcer of other part of unspecified foot with unspecified severity. The study group was composed of DFUs patients managed by a limb salvage protocol according to guidance. In patients with neuro-ischaemic ulcers, symptoms may be absent because of the neuropathy, despite severe pedal ischaemia. 8. 621 (Type 2 diabetes mellitus with foot ulcer) first. Annual incidence of foot ulcers is 1% to 4% and prevalence 5% to 10% in patients with diabetes (). Toggle navigation. Foot ulcers are defined based on ICD-9 codes 040. This is the American ICD-10-CM version of I96 - other international versions of ICD-10 I96 may differ. Few studies evaluate outcome in ischemic or neuroischemic foot ulcers irrespective of vascular intervention. E11. Non-pressure chronic ulcer of other part of unspecified foot with unspecified severity L00-L99 2024 ICD-10-CM Range L00-L99 Diseases of the skin and subcutaneous tissue Type 2 Excludes certain conditions. 516. ICD 10 code for Personal history of diseases of the skin and subcutaneous tissue. Failure to consider. ICD-9-CM 707. Best answers. This method is effective at predicting the likelihood of lower extremity amputation, and it is thought to be more descriptive than many other DFU systems. Which of the following locations would MOST likely be associated with a neuroischemic ulcer? Heel Lateral aspect of the fifth metatarsophalangeal joint Medial malleolus Plantar metatarsal head. Causes of hospitalization and procedures related to diabetic foot disease, as coded by ICD-10 codes, relative risk and source. The cost of diabetic foot ulcer care is approximately $1. 2 (11. 15 should only be used for claims with a date of service on or before September 30, 2015. In Western countries, the annual incidence of foot ulceration in the diabetic population is around 2%. Diabetic neuropathy results in foot deformity, leading to increased skin pressure with walking. ICD-9-CM 440. 2001;24:. It is now appreciated that 15 – 20% of patients with such foot ulcers go on to need an amputation. Healing pressure ulcer of other site, stage 2. 39–4. Graftskin, a human skin equivalent, is effective in the management of noninfected neuropathic diabetic foot ulcers. 20, 29, 35 The effectiveness of any educational program is critically linked to the availability of complementary clinical. 515. If the patient has this condition and the diabetic foot ulcers, then code both conditions and you may use the peripheral angiopathy with gangrene first listed. . Leg and foot ulcers are symptoms of very different diseases. Maggot therapy is sometimes used in debridement, especially with neuroischaemic ulcers. . 0% to 4. 821A [convert to ICD-9-CM]Diabetic foot ulcers (DFUs) represent a disabling complication of diabetes that has a devastating impact on the quality of life and predict lower-limb amputation and premature mortality (). 40: Non-pressure chronic ulcer of unspecified heel and midfoot; L97. Ischemic foot ulcer; Ischemic leg ulcer; Ischemic ulcer of lower leg due to atherosclerotic disease; Ischemic ulcer of toe; ICD-10-CM I70. For clarity, DFUs have been added to the LCD L37228 Wound Care under listed covered conditions for debridement. Short description: Non-pressure chronic ulcer of skin of sites. The presence or absence of infection and/or ischemia, footwear and pressure relief, and. At least half of all amputations occur in people with diabetes, most commonly because of an infected diabetic foot ulcer. Infections are then classified into mild (superficial and limited in size and depth), moderate (deeper or. Deep foot ulcer†: An ulcer penetrating below the dermis into subcutaneous structures, such as fascia, muscle. 4, 440. Get free rules, notes, crosswalks, synonyms, history for ICD-10 code L97. This study aims to evaluate clinical and ulcer characteristics as well the outcomes of patients with diabetic foot ulcers (DFUs). Healing of DFU may take months to years, and often these lesions lead to lower extremity amputation (LEA). ulcers having a punched appearance with well-defined. The purpose of this study was to identify factors related to healing of ulcers and the possibility for vascular intervention in consecutively presenting patients with diabetes with foot ulcers and severe PVD treated in a multidisciplinary. In many instances, foot ulcers and amputation can be. s14. 500 results found. Disease (ICD-10) diagnosis. ICD-9-CM 707. 222 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Recurrent foot ulcer: New ulcer in a patient who has a history of ulceration, irrespective of location and time, since previous foot ulcer. The 2024 edition of ICD-10-CM E10. Neuro-ischemic Ulcer with Osteomyelitis under the Hallux. The purpose of this paper is to assist the. The 2024 edition of ICD-10-CM L89. L97. 509 [convert to ICD-9-CM] Non-pressure chronic ulcer of other part of unspecified foot with unspecified severityIn diabetic foot clinics, there has been a paradigm shift away from a focus on ulcers in neuropathic feet and toward ulcers in neuroischemic feet, which occur more frequently. 52. The lifetime risk of developing a foot ulcer in patients with diabetes is more than 33%. 429 ICD-10 code L98. Neuro-ischemic Ulcers on the Medial Side of the Foot. This is the part facing upward when a person is standing up. 622 became effective on October 1, 2023. due to secondary diabetes 249. 5-fold increased risk at 5 years’ follow-up , and a 1. Patient Name. 2,3 If left untreated, foot ulcers can progress to soft tissue infection, gangrene, and limb loss. Neuropathic ulcers were defined as ulcers of patients with vibration threshold >25 V and a palpable foot pulse, neuroischemic ulcers as. For prevention and. Search All ICD-10 Toggle Dropdown. This is the American ICD-10-CM version of L97. Neuropathic ulcers occur when a patient with the poor neurological function of the peripheral nervous system has pressure points that cause ulceration through the epidermal and dermal tissue layers. 8-Non-pressure chronic ulcer of unspecified part of lower leg :A pilot study to evaluate the efficacy of class IV lasers on nonhealing neuroischemic diabetic foot ulcers in patients with type 2 diabetes Diabetes Care . 62 [1. 621 Pain in right upper arm M79. Where wounds take a long time to heal, infection may set in, spreading to bones and joints, and lower limb amputation may be necessary. Foot infections are a common and serious problem in persons with diabetes. This can be a centralized neuropathy due to paralysis of extremities via the distribution of neurotomes or a peripheralized neuropathy. L98. 2. Diabetic foot ulcers are a major healthcare problem. 222 became effective on October 1, 2023. foot 250. Risk factors for developing a diabetic foot ulcer include: Type 2 diabetes being more common than type 1. g. The 2022 edition of ICD-10-CM E11. This system assesses ulcer depth and the presence of osteomyelitis or gangrene. Best answers. Drug induced diabetes with diabetic foot ulcer; Foot ulcer due to drug induced diabetes mellitus; code to identify site of ulcer (L97. 4 - other international versions of ICD-10 L97.