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ICD-10-CM 2027 diagnosis code

M02.36Reiter's disease, knee

Not billable — use a more specific code

M02.36 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it.

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About M02.36

M02.36 is the ICD-10-CM diagnosis code for Reiter's disease, knee. It belongs to category M02 (postinfective and reactive arthropathies), block M00-M02 (infectious arthropathies) and chapter 13 (diseases of the musculoskeletal system and connective tissue). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.

Within M02.3 (Reiter's disease), M02.36 is specifically for Reiter's disease, knee. Related codes cover unspecified site (M02.30), shoulder (M02.31), elbow (M02.32), wrist (M02.33), hand (M02.34), hip (M02.35), ankle and foot (M02.37), vertebrae (M02.38) and 1 more.

To report this condition, pick the subcode that matches the documentation: M02.361 (knee), M02.362 (knee) and M02.369 (knee).

Code first underlying disease, such as: congenital syphilis [Clutton's joints] (A50.5), enteritis due to Yersinia enterocolitica (A04.6), infective endocarditis (I33.0) and viral hepatitis (B15-B19).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Specific codes under M02.36

Notes that apply from higher levels

Instructions written at a parent level also apply to M02.36.

› From M02 Postinfective and reactive arthropathies
Excludes1
  • Behçet's disease (M35.2)
  • direct infections of joint in infectious and parasitic diseases classified elsewhere (M01.-)
  • postmeningococcal arthritis (A39.84)
  • mumps arthritis (B26.85)
  • rubella arthritis (B06.82)
  • syphilis arthritis (late) (A52.77)
  • rheumatic fever (I00)
  • tabetic arthropathy [Charcôt's] (A52.16)
Code first
  • underlying disease, such as:
  • congenital syphilis [Clutton's joints] (A50.5)
  • enteritis due to Yersinia enterocolitica (A04.6)
  • infective endocarditis (I33.0)
  • viral hepatitis (B15-B19)

Broader instructions also apply from M00-M02 Infectious arthropathies and Chapter 13: Diseases of the musculoskeletal system and connective tissue.

Alphabetic index entries

1 entries

Terms in the official ICD-10-CM index that lead to M02.36.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about M02.36

Is M02.36 billable?

No. M02.36 is a header code. Report one of its more specific subcodes instead.