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ICD-10-CM E13.52: Other specified diabetes mellitus with diabetic peripheral angiopathy with gangrene

E13.52 is the billable ICD-10-CM code for other specified diabetes mellitus with diabetic peripheral angiopathy with gangrene, in category E13 (Other specified diabetes mellitus) of the Diabetes mellitus section. As a principal diagnosis it groups to MS-DRG 008 Simultaneous Pancreas, Islet Cell and Kidney Transplant, MS-DRG 010 Pancreas or Islet Cell Transplant, MS-DRG 019 Simultaneous Pancreas, Islet Cell and Kidney Transplant with Hemodialysis (MDC PRE Pre-MDC (transplants, tracheostomy, ECMO)); or MS-DRG 299 Peripheral Vascular Disorders with MCC, MS-DRG 300 Peripheral Vascular Disorders with CC, MS-DRG 301 Peripheral Vascular Disorders without CC/MCC (MDC 05 MDC 05: Diseases and Disorders of the Circulatory System). It maps to HCC 37 (Diabetes with Chronic Complications) and HCC 263 (Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene) in CMS-HCC V28. As a secondary diagnosis it is a CC, excluded with 46 principal diagnoses. 41 LCD billing and coding articles list it as covered.

Compiled from CMS files by the QuickIntell RCM Editorial Team · Data effective · Method: reference methodology · Report a data correction

Data currency: ICD-10-CM code descriptions: FY2027 (effective October 1, 2026); IPPS Table 5 (MS-DRG weights): v44 FY2027 (final rule + CN3) (effective October 1, 2026); ICD-10-CM to HCC mapping: PY2027 initial ICD-10-CM mappings (dates of service 2026) (payment year 2027); Medicare Coverage Database billing and coding articles: MCD release October 8, 2026 (effective October 4, 2026). Next CMS release: FY2028 code files, effective October 1, 2027 for the ICD-10-CM code descriptions; FY2028 final rule (August 2027), effective October 1, 2027; an April 1 interim grouper update when CMS issues one for the IPPS Table 5 (MS-DRG weights); PY2028 advance notice (February 2027) and the PY2027 midyear final mapping (spring 2027) for the ICD-10-CM to HCC mapping; weekly, every Thursday for the Medicare Coverage Database billing and coding articles.

Code
E13.52
billable FY2027 ICD-10-CM code
Category
E13 Other specified diabetes mellitus
Chapter
4: Endocrine, nutritional and metabolic diseases (E00-E89)
CC/MCC (MS-DRG v44)
CC
CMS-HCC V28
HCC 37, HCC 263
POA reporting
Required

Tabular list notes for E13.52

The tabular list has no notes on E13.52 itself; the notes below apply from its parent headings.

Inherited from E13 (Other specified diabetes mellitus)

Includes
  • diabetes mellitus due to genetic defects of beta-cell function
  • diabetes mellitus due to genetic defects in insulin action
  • postpancreatectomy diabetes mellitus
  • postprocedural diabetes mellitus
  • secondary diabetes mellitus NEC
Excludes1 (never coded together)
  • diabetes (mellitus) due to autoimmune process (E10.-)
  • diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction (E10.-)
  • diabetes mellitus due to underlying condition (E08.-)
  • drug or chemical induced diabetes mellitus (E09.-)
  • gestational diabetes (O24.4-)
  • neonatal diabetes mellitus (P70.2)
  • type 1 diabetes mellitus (E10.-)
Use additional code
  • code to identify control using:
  • injectable non-insulin antidiabetic drugs (Z79.85)
  • insulin (Z79.4)
  • oral antidiabetic drugs (Z79.84)
  • oral hypoglycemic drugs (Z79.84)

MS-DRG grouping when E13.52 is the principal diagnosis

MS-DRG v44 groups for E13.52 as principal diagnosis
MDCMS-DRGs
PRE Pre-MDC (transplants, tracheostomy, ECMO)008010019
05 MDC 05: Diseases and Disorders of the Circulatory System299300301

The final group also depends on procedures, secondary diagnoses and discharge status; the MS-DRG lookup for E13.52 shows the full grouping logic.

CC/MCC status and inpatient edits

As a secondary diagnosis, E13.52 is a CC under MS-DRG v44, unless the principal diagnosis is one of the 46 codes in its exclusion list. Check E13.52 against a principal diagnosis.

  • Present on admission: a POA indicator is required on inpatient claims.

CMS-HCC V28 risk adjustment

In the PY2027 mapping, E13.52 maps to HCC 37 (Diabetes with Chronic Complications), HCC 263 (Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene). The HCC lookup shows the RAF weight and the hierarchy.

LCD billing and coding articles that list E13.52

41 current Medicare billing and coding articles list E13.52 among the diagnoses that support medical necessity for the services they cover.

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Frequently asked questions

What does ICD-10-CM E13.52 mean?

E13.52 means other specified diabetes mellitus with diabetic peripheral angiopathy with gangrene. It is one of 25 billable codes under E13, other specified diabetes mellitus.

Which MS-DRG does E13.52 group to?

As the principal diagnosis, E13.52 groups to MS-DRG 008 Simultaneous Pancreas, Islet Cell and Kidney Transplant, MS-DRG 010 Pancreas or Islet Cell Transplant, MS-DRG 019 Simultaneous Pancreas, Islet Cell and Kidney Transplant with Hemodialysis (MDC PRE Pre-MDC (transplants, tracheostomy, ECMO)); or MS-DRG 299 Peripheral Vascular Disorders with MCC, MS-DRG 300 Peripheral Vascular Disorders with CC, MS-DRG 301 Peripheral Vascular Disorders without CC/MCC (MDC 05 MDC 05: Diseases and Disorders of the Circulatory System) under MS-DRG v44, before procedures and secondary diagnoses are applied.

Does E13.52 map to an HCC?

Yes: HCC 37, Diabetes with Chronic Complications; HCC 263, Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene, in the PY2027 CMS-HCC V28 mapping.

Is E13.52 a CC or MCC?

E13.52 is a CC under MS-DRG v44; 46 principal diagnoses exclude it.

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Disclaimer

The descriptor and notes are reproduced from the FY2027 ICD-10-CM files; MS-DRG, CC/MCC and HCC facts come from the CMS FY2027 and PY2027 tables. Code from the medical record and the ICD-10-CM Official Guidelines. Not legal, clinical or billing advice.

Found a figure that does not match the CMS file? Report a data correction with the CMS file and the value you expected; the request reaches the editorial team through the contact form.