ICD-10-CM category M62: Other disorders of muscle

Category M62 is a heading in chapter 13 (Diseases of the musculoskeletal system and connective tissue (M00-M99)), section Disorders of muscles (M60-M63). It is not billable; report one of the 131 complete codes below.

Notes that apply to every M62 code

Excludes1 (never coded together): alcoholic myopathy (G72.1)
cramp and spasm (R25.2)
drug-induced myopathy (G72.0)
myalgia (M79.1-)
stiff-man syndrome (G25.82)
Excludes2 (not part of this condition, may be coded together): nontraumatic hematoma of muscle (M79.81)

Billable codes in M62

Billable FY2027 ICD-10-CM codes in category M62
Code	Description
M62.00	Separation of muscle (nontraumatic), unspecified site
M62.011	Separation of muscle (nontraumatic), right shoulder
M62.012	Separation of muscle (nontraumatic), left shoulder
M62.019	Separation of muscle (nontraumatic), unspecified shoulder
M62.021	Separation of muscle (nontraumatic), right upper arm
M62.022	Separation of muscle (nontraumatic), left upper arm
M62.029	Separation of muscle (nontraumatic), unspecified upper arm
M62.031	Separation of muscle (nontraumatic), right forearm
M62.032	Separation of muscle (nontraumatic), left forearm
M62.039	Separation of muscle (nontraumatic), unspecified forearm
M62.041	Separation of muscle (nontraumatic), right hand
M62.042	Separation of muscle (nontraumatic), left hand
M62.049	Separation of muscle (nontraumatic), unspecified hand
M62.051	Separation of muscle (nontraumatic), right thigh
M62.052	Separation of muscle (nontraumatic), left thigh
M62.059	Separation of muscle (nontraumatic), unspecified thigh
M62.061	Separation of muscle (nontraumatic), right lower leg
M62.062	Separation of muscle (nontraumatic), left lower leg
M62.069	Separation of muscle (nontraumatic), unspecified lower leg
M62.071	Separation of muscle (nontraumatic), right ankle and foot
M62.072	Separation of muscle (nontraumatic), left ankle and foot
M62.079	Separation of muscle (nontraumatic), unspecified ankle and foot
M62.08	Separation of muscle (nontraumatic), other site
M62.10	Other rupture of muscle (nontraumatic), unspecified site
M62.111	Other rupture of muscle (nontraumatic), right shoulder
M62.112	Other rupture of muscle (nontraumatic), left shoulder
M62.119	Other rupture of muscle (nontraumatic), unspecified shoulder
M62.121	Other rupture of muscle (nontraumatic), right upper arm
M62.122	Other rupture of muscle (nontraumatic), left upper arm
M62.129	Other rupture of muscle (nontraumatic), unspecified upper arm
M62.131	Other rupture of muscle (nontraumatic), right forearm
M62.132	Other rupture of muscle (nontraumatic), left forearm
M62.139	Other rupture of muscle (nontraumatic), unspecified forearm
M62.141	Other rupture of muscle (nontraumatic), right hand
M62.142	Other rupture of muscle (nontraumatic), left hand
M62.149	Other rupture of muscle (nontraumatic), unspecified hand
M62.151	Other rupture of muscle (nontraumatic), right thigh
M62.152	Other rupture of muscle (nontraumatic), left thigh
M62.159	Other rupture of muscle (nontraumatic), unspecified thigh
M62.161	Other rupture of muscle (nontraumatic), right lower leg
M62.162	Other rupture of muscle (nontraumatic), left lower leg
M62.169	Other rupture of muscle (nontraumatic), unspecified lower leg
M62.171	Other rupture of muscle (nontraumatic), right ankle and foot
M62.172	Other rupture of muscle (nontraumatic), left ankle and foot
M62.179	Other rupture of muscle (nontraumatic), unspecified ankle and foot
M62.18	Other rupture of muscle (nontraumatic), other site
M62.20	Nontraumatic ischemic infarction of muscle, unspecified site
M62.211	Nontraumatic ischemic infarction of muscle, right shoulder
M62.212	Nontraumatic ischemic infarction of muscle, left shoulder
M62.219	Nontraumatic ischemic infarction of muscle, unspecified shoulder
M62.221	Nontraumatic ischemic infarction of muscle, right upper arm
M62.222	Nontraumatic ischemic infarction of muscle, left upper arm
M62.229	Nontraumatic ischemic infarction of muscle, unspecified upper arm
M62.231	Nontraumatic ischemic infarction of muscle, right forearm
M62.232	Nontraumatic ischemic infarction of muscle, left forearm
M62.239	Nontraumatic ischemic infarction of muscle, unspecified forearm
M62.241	Nontraumatic ischemic infarction of muscle, right hand
M62.242	Nontraumatic ischemic infarction of muscle, left hand
M62.249	Nontraumatic ischemic infarction of muscle, unspecified hand
M62.251	Nontraumatic ischemic infarction of muscle, right thigh
M62.252	Nontraumatic ischemic infarction of muscle, left thigh
M62.259	Nontraumatic ischemic infarction of muscle, unspecified thigh
M62.261	Nontraumatic ischemic infarction of muscle, right lower leg
M62.262	Nontraumatic ischemic infarction of muscle, left lower leg
M62.269	Nontraumatic ischemic infarction of muscle, unspecified lower leg
M62.271	Nontraumatic ischemic infarction of muscle, right ankle and foot
M62.272	Nontraumatic ischemic infarction of muscle, left ankle and foot
M62.279	Nontraumatic ischemic infarction of muscle, unspecified ankle and foot
M62.28	Nontraumatic ischemic infarction of muscle, other site
M62.3	Immobility syndrome (paraplegic)
M62.40	Contracture of muscle, unspecified site
M62.411	Contracture of muscle, right shoulder
M62.412	Contracture of muscle, left shoulder
M62.419	Contracture of muscle, unspecified shoulder
M62.421	Contracture of muscle, right upper arm
M62.422	Contracture of muscle, left upper arm
M62.429	Contracture of muscle, unspecified upper arm
M62.431	Contracture of muscle, right forearm
M62.432	Contracture of muscle, left forearm
M62.439	Contracture of muscle, unspecified forearm
M62.441	Contracture of muscle, right hand
M62.442	Contracture of muscle, left hand
M62.449	Contracture of muscle, unspecified hand
M62.451	Contracture of muscle, right thigh
M62.452	Contracture of muscle, left thigh
M62.459	Contracture of muscle, unspecified thigh
M62.461	Contracture of muscle, right lower leg
M62.462	Contracture of muscle, left lower leg
M62.469	Contracture of muscle, unspecified lower leg
M62.471	Contracture of muscle, right ankle and foot
M62.472	Contracture of muscle, left ankle and foot
M62.479	Contracture of muscle, unspecified ankle and foot
M62.48	Contracture of muscle, other site
M62.49	Contracture of muscle, multiple sites
M62.50	Muscle wasting and atrophy, not elsewhere classified, unspecified site
M62.511	Muscle wasting and atrophy, not elsewhere classified, right shoulder
M62.512	Muscle wasting and atrophy, not elsewhere classified, left shoulder
M62.519	Muscle wasting and atrophy, not elsewhere classified, unspecified shoulder
M62.521	Muscle wasting and atrophy, not elsewhere classified, right upper arm
M62.522	Muscle wasting and atrophy, not elsewhere classified, left upper arm
M62.529	Muscle wasting and atrophy, not elsewhere classified, unspecified upper arm
M62.531	Muscle wasting and atrophy, not elsewhere classified, right forearm
M62.532	Muscle wasting and atrophy, not elsewhere classified, left forearm
M62.539	Muscle wasting and atrophy, not elsewhere classified, unspecified forearm
M62.541	Muscle wasting and atrophy, not elsewhere classified, right hand
M62.542	Muscle wasting and atrophy, not elsewhere classified, left hand
M62.549	Muscle wasting and atrophy, not elsewhere classified, unspecified hand
M62.551	Muscle wasting and atrophy, not elsewhere classified, right thigh
M62.552	Muscle wasting and atrophy, not elsewhere classified, left thigh
M62.559	Muscle wasting and atrophy, not elsewhere classified, unspecified thigh
M62.561	Muscle wasting and atrophy, not elsewhere classified, right lower leg
M62.562	Muscle wasting and atrophy, not elsewhere classified, left lower leg
M62.569	Muscle wasting and atrophy, not elsewhere classified, unspecified lower leg
M62.571	Muscle wasting and atrophy, not elsewhere classified, right ankle and foot
M62.572	Muscle wasting and atrophy, not elsewhere classified, left ankle and foot
M62.579	Muscle wasting and atrophy, not elsewhere classified, unspecified ankle and foot
M62.58	Muscle wasting and atrophy, not elsewhere classified, other site
M62.59	Muscle wasting and atrophy, not elsewhere classified, multiple sites
M62.5A0	Muscle wasting and atrophy, not elsewhere classified, back, cervical
M62.5A1	Muscle wasting and atrophy, not elsewhere classified, back, thoracic
M62.5A2	Muscle wasting and atrophy, not elsewhere classified, back, lumbosacral
M62.5A9	Muscle wasting and atrophy, not elsewhere classified, back, unspecified level
M62.81	Muscle weakness (generalized)
M62.82	Rhabdomyolysis
M62.830	Muscle spasm of back
M62.831	Muscle spasm of calf
M62.838	Other muscle spasm
M62.84	Sarcopenia
M62.85	Dysfunction of the multifidus muscles, lumbar region
M62.89	Other specified disorders of muscle
M62.9	Disorder of muscle, unspecified

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

ICD-10-CM FY2027 tabular order file (category titles)
Version FY2027 · effective 2026-10-01 · file icd10cm_order_2027.txtSHA-256 38981fb2c1226e2b…
ICD-10-CM FY2027 tabular list (chapter titles and ranges)
Version FY2027 · effective 2026-10-01 · file 2027-code-tables-tabular-index.zipSHA-256 37baa476323714be…
ICD-10-CM FY2027 code descriptions addenda (codes added, deleted and revised)
Version FY2027 · effective 2026-10-01 · file icd10cm_codes_addenda_2027.txtSHA-256 cfba025073235af4…
ICD-10 MS-DRG Definitions Manual v44 (text)
Version v44 · effective 2026-10-01 · file fy2027-fr-icd10-ms-drg-definitions-manual-files-v44.zipSHA-256 ae4f6c11727fe91f…
IPPS FY2027 Tables 6A-6K: new, invalid and revised ICD-10-CM/PCS codes, CC/MCC list changes and CC exclusions
Version FY2027 (final rule; not reissued by CN3) · effective 2026-10-01 · file fy2027-ipps-fr-tables-6a-6k.zipSHA-256 ca0af87b0869a405…
ICD-10-CM FY2027 POA-exempt codes (full list, additions, deletions and revisions)
Version FY2027 · effective 2026-10-01 · file 2027-poa-exempt-codes.zipSHA-256 03f55091045024d0…
ICD-10-CM to CMS-HCC V28 mappings, payment year 2027 initial
Version PY2027 initial ICD-10-CM mappings (dates of service 2026) · effective 2027-01-01 · file 2027 Initial ICD-10-CM Mappings.csvSHA-256 9c260b06d0dd2806…
Medicare Coverage Database, current Billing and Coding Articles export
Version MCD release 2026-10-08 · effective 2026-10-04 · file article.csvSHA-256 5e95c4a8ac3664be…

Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.