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M99.06

✓ Billable

Segmental and somatic dysfunction of lower extremity

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

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✓ No additional coding notes for M99.06

Clinical Description

ICD-10-CM code M99.06 represents segmental and somatic dysfunction of lower extremity. 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 6-character code at the 5th level of specificity. This is the most specific code available in this subcategory.

Frequently Asked Questions

What is ICD-10 code M99.06?

ICD-10-CM code M99.06 is "Segmental and somatic dysfunction of lower extremity". It belongs to the category: Diseases of the musculoskeletal system and connective tissue (M00-M99).

Is M99.06 a billable ICD-10 code?

Yes, M99.06 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Related Codes in M99.0

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

M99.00Segmental and somatic dysfunction of head regionM99.01Segmental and somatic dysfunction of cervical regionM99.02Segmental and somatic dysfunction of thoracic regionM99.03Segmental and somatic dysfunction of lumbar regionM99.04Segmental and somatic dysfunction of sacral regionM99.05Segmental and somatic dysfunction of pelvic regionM99.07Segmental and somatic dysfunction of upper extremityM99.08Segmental and somatic dysfunction of rib cageM99.09Segmental and somatic dysfunction of abdomen and other regions

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Code Information

CodeM99.06
BillableYes
ParentM99.0
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)