M90.6 – Osteitis deformans in neoplastic diseases

ICD-10-CM 2027 diagnosis code · Other osteopathies

Non-billable header

ICD-10-CM code M90.6
Code
M90.6 (claims format: M906)
Description
Osteitis deformans in neoplastic diseases
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block
M86-M90 Other osteopathies
Parent codes
M90

Billable codes under M90.6

M90.6 is a header code and cannot be used on claims. Choose the most specific code:

Notes for M90.6

Applicable to:
  • Osteitis deformans in malignant neoplasm of bone
Excludes1 (not coded here):
  • osteitis deformans [Paget's disease of bone] (M88.-)
Code first:

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

M90 – Osteopathies in diseases classified elsewhere

Excludes1 (not coded here):
  • osteochondritis, osteomyelitis, and osteopathy (in):
  • cryptococcosis (B45.3)
  • diabetes mellitus (E08-E13 with .69-)
  • gonococcal (A54.43)
  • neurogenic syphilis (A52.11)
  • renal osteodystrophy (N25.0)
  • salmonellosis (A02.24)
  • secondary syphilis (A51.46)
  • syphilis (late) (A52.77)

Block M86-M90

Excludes1 (not coded here):
  • postprocedural osteopathies (M96.-)

Related codes in M90

Frequently asked questions

What is ICD-10 code M90.6?

M90.6 is the ICD-10-CM code for osteitis deformans in neoplastic diseases, in the block M86-M90 (Other osteopathies).

Is M90.6 a billable code?

No. M90.6 is a header code with more specific child codes; report one of the billable codes listed above.

What category does M90.6 belong to?

It belongs to category M90 – Osteopathies in diseases classified elsewhere.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.