M89.39 — Hypertrophy of bone, multiple sites
M89.39 is a billable, specific ICD-10-CM code for hypertrophy of bone, multiple sites. It is valid for submission on a claim.
Risk adjustment
M89.39 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
M89.39 is named in 10 Medicare coverage policies — 4 listing it as supporting medical necessity, and 6 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A58865Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
- A58893Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
- A59374Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
- A59434Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
How M89.39 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to M89.39.
- Hypertrophy, hypertrophic›bone›multiple sites
Related codes at this level
Codes that share M89.3. If M89.39 is not quite right, the correct code is usually one of these.
- M89.30Hypertrophy of bone, unspecified site
- M89.31Hypertrophy of bone, shoulder
- M89.32Hypertrophy of bone, humerus
- M89.33Hypertrophy of bone, ulna and radius
- M89.34Hypertrophy of bone, hand
- M89.35Hypertrophy of bone, femur
- M89.36Hypertrophy of bone, tibia and fibula
- M89.37Hypertrophy of bone, ankle and foot
- M89.38Hypertrophy of bone, other site
Questions about M89.39
- Is M89.39 a billable ICD-10-CM code?
- Yes. M89.39 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does M89.39 sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Other osteopathies (M86-M90).