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FY2027 ICD-10-CM reference

M90.6: Osteitis deformans in neoplastic diseases

By the HCC Buddy Coding Team

The official ICD-10-CM descriptor is Osteitis deformans in neoplastic diseases. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.

Nonbillable heading. Verified against the official FY2027 order file.

CMS-HCC V28

Not applicable to this nonbillable heading

CMS-HCC V24

Not applicable to this nonbillable heading

ESRD

Not applicable to this nonbillable heading

PACE

Not applicable to this nonbillable heading

RxHCC

Not applicable to this nonbillable heading

HHS-HCC

Not applicable to this nonbillable heading

More specific FY2027 codes

FY2027 Tabular instructions

Instructions below include applicable chapter, section and parent-code notes. Each note identifies where it appears in the official source.

Instructional note

Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

Source: M00-M99 (chapter, inherited).

Excludes2

arthropathic psoriasis (L40.5-)

Source: M00-M99 (chapter, inherited).

Excludes2

certain conditions originating in the perinatal period (P04-P96)

Source: M00-M99 (chapter, inherited).

Excludes2

certain infectious and parasitic diseases (A00-B99)

Source: M00-M99 (chapter, inherited).

Excludes2

compartment syndrome (traumatic) (T79.A-)

Source: M00-M99 (chapter, inherited).

Excludes2

complications of pregnancy, childbirth and the puerperium (O00-O9A)

Source: M00-M99 (chapter, inherited).

Excludes2

congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)

Source: M00-M99 (chapter, inherited).

Excludes2

endocrine, nutritional and metabolic diseases (E00-E88)

Source: M00-M99 (chapter, inherited).

Excludes2

injury, poisoning and certain other consequences of external causes (S00-T88)

Source: M00-M99 (chapter, inherited).

Excludes2

neoplasms (C00-D49)

Source: M00-M99 (chapter, inherited).

Excludes2

symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Source: M00-M99 (chapter, inherited).

Excludes1

postprocedural osteopathies (M96.-)

Source: M86-M90 (section, inherited).

Excludes1

osteochondritis, osteomyelitis, and osteopathy (in):

Source: M90 (category, inherited).

Excludes1

cryptococcosis (B45.3)

Source: M90 (category, inherited).

Excludes1

diabetes mellitus (E08-E13 with .69-)

Source: M90 (category, inherited).

Excludes1

gonococcal (A54.43)

Source: M90 (category, inherited).

Excludes1

neurogenic syphilis (A52.11)

Source: M90 (category, inherited).

Excludes1

renal osteodystrophy (N25.0)

Source: M90 (category, inherited).

Excludes1

salmonellosis (A02.24)

Source: M90 (category, inherited).

Excludes1

secondary syphilis (A51.46)

Source: M90 (category, inherited).

Excludes1

syphilis (late) (A52.77)

Source: M90 (category, inherited).

Instructional note

Osteitis deformans in malignant neoplasm of bone

Source: M90.6 (self, direct).

Code first

the neoplasm (C40.-, C41.-)

Source: M90.6 (self, direct).

Excludes1

osteitis deformans [Paget's disease of bone] (M88.-)

Source: M90.6 (self, direct).

Source: CMS FY2027 Tabular List and Alphabetic Index.

Open Tabular instructions and code details

Compare the FY2027 additions, removals and billable-status changes

What does M90.6 mean in FY2027?

The official ICD-10-CM descriptor is Osteitis deformans in neoplastic diseases. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.

Is M90.6 billable in FY2027?

The FY2027 order file marks M90.6 as a nonbillable heading. Select a complete billable child code.

Does M90.6 map to an HCC?

Risk-model mapping is not applicable to this nonbillable heading. Check a complete billable child code.

Source: CMS FY2027 ICD-10-CM order file. Payment model: CMS CY 2027 Rate Announcement. Read the FY2027 Official Guidelines.

Review the FY2026 April edition