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M90.851

✓ Billable

Osteopathy in diseases classified elsewhere, right thigh

Diseases of the musculoskeletal system and connective tissue (M00-M99)

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❌ Excludes1

inherited

Rules inherited from parent codes in the hierarchy.

M90
  • • 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 Instructions

inherited
M90.8
  • • Code first: underlying disease, such as:
  • • Code first: rickets (E55.0)
  • • Code first: vitamin-D-resistant rickets (E83.31)

Clinical Description

ICD-10-CM code M90.851 represents osteopathy in diseases classified elsewhere, right thigh. This code falls under the Diseases of the musculoskeletal system and connective tissue (M00-M99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.

This is a 7-character code at the 6th level of specificity. This is the most specific code available in this subcategory. Coders should note that M90.851 has 9 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.

Frequently Asked Questions

What is ICD-10 code M90.851?

ICD-10-CM code M90.851 is "Osteopathy in diseases classified elsewhere, right thigh". It belongs to the category: Diseases of the musculoskeletal system and connective tissue (M00-M99).

Is M90.851 a billable ICD-10 code?

Yes, M90.851 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What codes are excluded with M90.851?

M90.851 has 9 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.

Related Codes in M90.85

Other codes in the same category that may be relevant for differential coding:

M90.852Osteopathy in diseases classified elsewhere, left thighM90.859Osteopathy in diseases classified elsewhere, unspecified thigh

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Code Information

CodeM90.851
BillableYes
ParentM90.85
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes19 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)