ICD-10-CM 2027 diagnosis code
M62.55Muscle wasting and atrophy, not elsewhere classified, thigh
M62.55 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it.
Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About M62.55
M62.55 is the ICD-10-CM diagnosis code for muscle wasting and atrophy, not elsewhere classified, thigh. It belongs to category M62 (other disorders of muscle), block M60-M63 (disorders of muscles) and chapter 13 (diseases of the musculoskeletal system and connective tissue). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.
Within M62.5 (muscle wasting and atrophy, not elsewhere classified), M62.55 is specifically for muscle wasting and atrophy, not elsewhere classified, thigh. Related codes cover unspecified site (M62.50), shoulder (M62.51), upper arm (M62.52), forearm (M62.53), hand (M62.54), lower leg (M62.56), ankle and foot (M62.57), other site (M62.58) and 2 more.
To report this condition, pick the subcode that matches the documentation: M62.551 (thigh), M62.552 (thigh) and M62.559 (thigh).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
Specific codes under M62.55
Notes that apply from higher levels
Instructions written at a parent level also apply to M62.55.
Broader instructions also apply from M60-M63 Disorders of muscles and Chapter 13: Diseases of the musculoskeletal system and connective tissue.
Alphabetic index entries
1 entriesTerms in the official ICD-10-CM index that lead to M62.55.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about M62.55
Is M62.55 billable?
- No. M62.55 is a header code. Report one of its more specific subcodes instead.