M61.5 is the authoritative medical code for Other ossification of muscle. This classification is used in medical billing and clinical recording to specify the clinical criteria for other ossification of muscle (ICD-10-CM M61.5), 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
Other ossification of muscle is a non-billable ICD-10-CM category code M61.5. A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): dermatopolymyositis M33.-; myopathy in amyloidosis E85.-; myopathy in polyarteritis nodosa M30.0; myopathy in rheumatoid arthritis M05.32; myopathy in scleroderma M34.-; myopathy in Sjögren's syndrome M35.03; myopathy in systemic lupus erythematosus M32.-. Excludes2 (not included here): muscular dystrophies and myopathies G71-G72.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M61.5 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.
- dermatopolymyositis M33.-
- myopathy in amyloidosis E85.-
- myopathy in polyarteritis nodosa M30.0
- myopathy in rheumatoid arthritis M05.32
- myopathy in scleroderma M34.-
- myopathy in Sjögren's syndrome M35.03
- myopathy in systemic lupus erythematosus M32.-
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- muscular dystrophies and myopathies G71-G72
Frequently Asked Questions (FAQ) & Clinical Guidance
Can M61.5 be billed directly?
No. M61.5 (Other ossification of muscle) 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 M61.5?
Per Excludes1 instructions, M61.5 must not be reported with: dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-); myopathy in polyarteritis nodosa (M30.0); myopathy in rheumatoid arthritis (M05.32).
Can M61.5 be reported alongside related conditions?
Per Excludes2 instructions, M61.5 and the following may both be reported when both are present: muscular dystrophies and myopathies (G71-G72).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as M61.5, with their registry titles.
- M61 — Calcification and ossification of muscle
- M61.0 — Myositis ossificans traumatica
- M61.00 — Myositis ossificans traumatica, unspecified site
- M61.01 — Myositis ossificans traumatica, shoulder
- M61.011 — Myositis ossificans traumatica, right shoulder
- M61.012 — Myositis ossificans traumatica, left shoulder
- M61.019 — Myositis ossificans traumatica, unspecified shoulder
- M61.02 — Myositis ossificans traumatica, upper arm
- M61.021 — Myositis ossificans traumatica, right upper arm
- M61.022 — Myositis ossificans traumatica, left upper arm
- M61.029 — Myositis ossificans traumatica, unspecified upper arm
- M61.03 — Myositis ossificans traumatica, forearm
- M61.031 — Myositis ossificans traumatica, right forearm
- M61.032 — Myositis ossificans traumatica, left forearm
- M61.039 — Myositis ossificans traumatica, unspecified forearm
- M61.04 — Myositis ossificans traumatica, hand
- M61.041 — Myositis ossificans traumatica, right hand
- M61.042 — Myositis ossificans traumatica, left hand
- M61.049 — Myositis ossificans traumatica, unspecified hand
- M61.05 — Myositis ossificans traumatica, thigh
- M61.051 — Myositis ossificans traumatica, right thigh
- M61.052 — Myositis ossificans traumatica, left thigh
- M61.059 — Myositis ossificans traumatica, unspecified thigh
- M61.06 — Myositis ossificans traumatica, lower leg
- M61.061 — Myositis ossificans traumatica, right lower leg
- M61.062 — Myositis ossificans traumatica, left lower leg
- M61.069 — Myositis ossificans traumatica, unspecified lower leg
- M61.07 — Myositis ossificans traumatica, ankle and foot
- M61.071 — Myositis ossificans traumatica, right ankle and foot
- M61.072 — Myositis ossificans traumatica, left ankle and foot
- M61.079 — Myositis ossificans traumatica, unspecified ankle and foot
- M61.08 — Myositis ossificans traumatica, other site
- M61.09 — Myositis ossificans traumatica, multiple sites
- M61.1 — Myositis ossificans progressiva
- M61.10 — Myositis ossificans progressiva, unspecified site
- M61.11 — Myositis ossificans progressiva, shoulder
- M61.111 — Myositis ossificans progressiva, right shoulder
- M61.112 — Myositis ossificans progressiva, left shoulder
- M61.119 — Myositis ossificans progressiva, unspecified shoulder
- M61.12 — Myositis ossificans progressiva, upper arm
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: