Is M65.2 a billable ICD-10-CM code?

No. M65.2 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does M65.2 sit in the tabular list?

Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Disorders of synovium and tendon (M65-M67).

What cannot be coded together with M65.2?

M65.2 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

M65.2

M65.2 — Calcific tendinitis

Non-billable headerICD-10-CM

M65.2 is a non-billable header ICD-10-CM code for calcific tendinitis. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

tendinitis as classified in M75-M77
calcified tendinitis of shoulder (M75.3)

Other codes that can never be billed with M65.2

These codes carry an Excludes1 note pointing at M65.2. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading M65.2 alone.

M61.4Other calcification of muscle

Risk adjustment

M65.2 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.

Code to one of these instead M65.2

9 child codes. Green means billable.

Related codes at this level

Codes that share M65. If M65.2 is not quite right, the correct code is usually one of these.

Questions about M65.2

Is M65.2 a billable ICD-10-CM code?: No. M65.2 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does M65.2 sit in the tabular list?: Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Disorders of synovium and tendon (M65-M67).
What cannot be coded together with M65.2?: M65.2 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.