ICD-10 Guide

M99.40

Name: ICD-10-CM Medical Diagnosis Codes
Creator: Centers for Medicare & Medicaid Services
License: https://www.cms.gov/medicare/coding/icd10

Billable

Connective tissue stenosis of neural canal of head region

BILLABLE STATUSYes

IMPLEMENTATION DATEOctober 1, 2015

LAST UPDATED08/26/2025

Code Description

ICD-10 M99.40 is a billable code used to indicate a diagnosis of connective tissue stenosis of neural canal of head region.

Key Diagnostic Point:

Connective tissue stenosis of neural canal of head region

M99.40

Code Description

Key Diagnostic Point:

Related ICD-10 Codes

M99.40

Code Description

Key Diagnostic Point:

Related ICD-10 Codes