M61.451 is the authoritative medical code for Other calcification of muscle, right thigh. This classification is used in medical billing and clinical recording to specify the clinical criteria for other calcification of muscle, right thigh (ICD-10-CM M61.451), 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
Other calcification of muscle, right thigh is a billable ICD-10-CM diagnosis code M61.451. Excludes1 (not coded here): calcific tendinitis NOS M65.2-; calcific tendinitis of shoulder M75.3; 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 M61.451 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.
- calcific tendinitis NOS M65.2-
- calcific tendinitis of shoulder M75.3
- 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
What can't be coded together with M61.451?
Per Excludes1 instructions, M61.451 must not be reported with: calcific tendinitis NOS (M65.2-); calcific tendinitis of shoulder (M75.3); dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-).
Can M61.451 be reported alongside related conditions?
Per Excludes2 instructions, M61.451 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 M61.451, 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: