ICD-10/M12.36

M12.36 ICD 2026 Code: Palindromic rheumatism, knee

M12.36 is the authoritative medical code for Palindromic rheumatism, knee. This classification is used in medical billing and clinical recording to specify the clinical criteria for palindromic rheumatism, knee (ICD-10-CM M12.36), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Palindromic rheumatism, knee is a non-billable ICD-10-CM category code M12.36. A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): arthrosis M15-M19; cricoarytenoid arthropathy J38.7.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for M12.36 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • arthrosis M15-M19
  • cricoarytenoid arthropathy J38.7

Frequently Asked Questions (FAQ) & Clinical Guidance

Can M12.36 be billed directly?

No. M12.36 (Palindromic rheumatism, knee) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

What can't be coded together with M12.36?

Per official ICD-10-CM Excludes1 instructions, M12.36 must not be reported together with: arthrosis (M15-M19); cricoarytenoid arthropathy (J38.7).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to M12.36 in its code family, with their registry titles.

  • M12.361 — Palindromic rheumatism, right knee
  • M12.362 — Palindromic rheumatism, left knee
  • M12.369 — Palindromic rheumatism, unspecified knee