M90.59 – Osteonecrosis in diseases classified elsewhere, multiple sites

ICD-10-CM 2027 diagnosis code · Other osteopathies

Billable code

ICD-10-CM code M90.59
Code
M90.59 (claims format: M9059)
Description
Osteonecrosis in diseases classified elsewhere, multiple sites
Short description
Osteonecrosis in diseases classd elswhr, multiple sites
Billable
Yes – valid for HIPAA-covered transactions
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 › M90.5

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)

M90.5 – Osteonecrosis in diseases classified elsewhere

Code first:
  • underlying disease, such as:
  • caisson disease (T70.3)
  • hemoglobinopathy (D50-D64)

Block M86-M90

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

Index terms for M90.59

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in M90.5

Frequently asked questions

What is ICD-10 code M90.59?

M90.59 is the ICD-10-CM code for osteonecrosis in diseases classified elsewhere, multiple sites, in the block M86-M90 (Other osteopathies).

Is M90.59 a billable code?

Yes. M90.59 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does M90.59 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.