ICDwise
M90 ⚠ Non-billable

Osteopathies in diseases classified elsewhere

ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue

Code
M90
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Official coding notes

From CMS's ICD-10-CM Tabular List.

Excludes1 — never code together
  • 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)

Frequently asked questions

What is ICD-10 code M90?
ICD-10-CM code M90 represents Osteopathies in diseases classified elsewhere. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M90 billable?
No. M90 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is M90 in?
M90 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.

Related codes in the M90 category

M90.5 Osteonecrosis in diseases classified elsewhere Non-billable M90.6 Osteitis deformans in neoplastic diseases Non-billable M90.50 Osteonecrosis in diseases classified elsewhere, unspecified site Billable M90.51 Osteonecrosis in diseases classified elsewhere, shoulder Non-billable M90.52 Osteonecrosis in diseases classified elsewhere, upper arm Non-billable M90.53 Osteonecrosis in diseases classified elsewhere, forearm Non-billable M90.54 Osteonecrosis in diseases classified elsewhere, hand Non-billable M90.55 Osteonecrosis in diseases classified elsewhere, thigh Non-billable

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