M67.51 is the authoritative medical code for Plica syndrome, right knee. This classification is used in medical billing and clinical recording to specify the clinical criteria for plica syndrome, right knee (ICD-10-CM M67.51), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Plica syndrome, right knee is a billable ICD-10-CM diagnosis code M67.51. Excludes1 (not coded here): palmar fascial fibromatosis Dupuytren; tendinitis NOS M77.9-; xanthomatosis localized to tendons E78.2.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M67.51 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.
- palmar fascial fibromatosis Dupuytren
- tendinitis NOS M77.9-
- xanthomatosis localized to tendons E78.2
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with M67.51?
Per official ICD-10-CM Excludes1 instructions, M67.51 must not be reported together with: palmar fascial fibromatosis [Dupuytren] (M72.0); tendinitis NOS (M77.9-); xanthomatosis localized to tendons (E78.2).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to M67.51 in its code family, with their registry titles.
- M67 — Other disorders of synovium and tendon
- M67.0 — Short Achilles tendon (acquired)
- M67.00 — Short Achilles tendon (acquired), unspecified ankle
- M67.01 — Short Achilles tendon (acquired), right ankle
- M67.02 — Short Achilles tendon (acquired), left ankle
- M67.2 — Synovial hypertrophy, not elsewhere classified
- M67.20 — Synovial hypertrophy, not elsewhere classified, unspecified site
- M67.21 — Synovial hypertrophy, not elsewhere classified, shoulder
- M67.211 — Synovial hypertrophy, not elsewhere classified, right shoulder
- M67.212 — Synovial hypertrophy, not elsewhere classified, left shoulder
View all 40 codes in the M67 family