M61.15 — Myositis ossificans progressiva, thigh
Is M61.15 billable?
No — M61.15 is a non-billable header code. M61.15 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath M61.15.
M61.15 at a glance
| Code | M61.15 |
|---|---|
| Description | Myositis ossificans progressiva, thigh |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is M61.15 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to M61.15. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Myositis › ossificans or ossifying › progressiva › pelvic region
- Myositis › ossificans or ossifying › progressiva › thigh
Excludes1 — never code together — inherited from M60-M63
The conditions below can never be reported together with M61.15 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Chapter 13
The conditions below are not part of M61.15, but a patient may have both at the same time. When documentation supports it, M61.15 and the excluded code may both be reported.
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Excludes2 — not included here — inherited from M60-M63
The conditions below are not part of M61.15, but a patient may have both at the same time. When documentation supports it, M61.15 and the excluded code may both be reported.
- muscular dystrophies and myopathies (G71-G72)
What codes fall under M61.15? (3)
How long has M61.15 existed?
M61.15 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which conditions are coded to M61.15?
What other codes are in the M61.1 family? (9)
- M61.10Myositis ossificans progressiva, unspecified site
- M61.11Myositis ossificans progressiva, shouldernot billable
- M61.12Myositis ossificans progressiva, upper armnot billable
- M61.13Myositis ossificans progressiva, forearmnot billable
- M61.14Myositis ossificans progressiva, hand and finger(s)not billable
- M61.16Myositis ossificans progressiva, lower legnot billable
- M61.17Myositis ossificans progressiva, ankle, foot and toe(s)not billable
- M61.18Myositis ossificans progressiva, other site
- M61.19Myositis ossificans progressiva, multiple sites