ICD-10-CM 2027 diagnosis code
M93.93Osteochondropathy, unspecified of forearm
M93.93 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 M93.93
M93.93 is the ICD-10-CM diagnosis code for osteochondropathy, unspecified of forearm. It belongs to category M93 (other osteochondropathies), block M91-M94 (Chondropathies) 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 M93.9 (osteochondropathy, unspecified), M93.93 is specifically for osteochondropathy, unspecified of forearm. Related codes cover of unspecified site (M93.90), of shoulder (M93.91), of upper arm (M93.92), of hand (M93.94), of thigh (M93.95), lower leg (M93.96), of ankle and foot (M93.97), other (M93.98) and 1 more.
To report this condition, pick the subcode that matches the documentation: M93.931 (forearm), M93.932 (forearm) and M93.939 (forearm).
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 M93.93
Notes that apply from higher levels
Instructions written at a parent level also apply to M93.93.
› From M93 Other osteochondropathies
- osteochondrosis of spine (M42.-)
Broader instructions also apply from M91-M94 Chondropathies 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 M93.93.
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 M93.93
Is M93.93 billable?
- No. M93.93 is a header code. Report one of its more specific subcodes instead.