ICDcodes.org
FY2027

M90.51 — Osteonecrosis in diseases classified elsewhere, shoulder

Not billable

Is M90.51 billable?

No — M90.51 is a non-billable header code. M90.51 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath M90.51.

M90.51 at a glance

CodeM90.51
DescriptionOsteonecrosis in diseases classified elsewhere, shoulder
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

How is M90.51 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to M90.51. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Osteonecrosis › secondary NEC › due to › hemoglobinopathy NEC › clavicle
  • Osteonecrosis › secondary NEC › due to › hemoglobinopathy NEC › scapula
  • Osteonecrosis › secondary NEC › in › caisson disease › clavicle
  • Osteonecrosis › secondary NEC › in › caisson disease › scapula

Excludes1 — never code together — inherited from M86-M90

The conditions below can never be reported together with M90.51 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • postprocedural osteopathies (M96.-)

Excludes1 — never code together — inherited from M90

The conditions below can never be reported together with M90.51 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • 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)

Code first — inherited from M90.5

The underlying condition below must be sequenced before M90.51. M90.51 describes a manifestation and cannot be the principal or first-listed diagnosis.

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

Excludes2 — not included here — inherited from Chapter 13

The conditions below are not part of M90.51, but a patient may have both at the same time. When documentation supports it, M90.51 and the excluded code may both be reported.

  • arthropathic psoriasis (L40.5-)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • compartment syndrome (traumatic) (T79.A-)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

What codes fall under M90.51? (3)

How long has M90.51 existed?

M90.51 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the M90.5 family? (9)