ICD Code M99.01

ICD code M99.01 is segmental and somatic dysfunction of the cervical region, referring to abnormal function or movement in the neck area’s muscles, joints, or related tissues.

1. Presence of pain, stiffness, or discomfort localized to the cervical (neck) region

2. Palpable tissue texture changes or asymmetry in the cervical spine

3. Restricted or altered range of motion in the cervical vertebrae

4. Evidence of segmental vertebral dysfunction on physical examination

5. Associated muscle spasm, tenderness, or abnormal muscle tone in the neck

6. Absence of underlying structural or systemic pathology explaining the dysfunction

Relevant CPT codes that may be used to treat ICD code M99.01 include:

98940 – Chiropractic manipulative treatment (CMT); spinal, 1-2 regions

98941 – Chiropractic manipulative treatment (CMT); spinal, 3-4 regions

98942 – Chiropractic manipulative treatment (CMT); spinal, 5 regions

97110 – Therapeutic exercises, each 15 minutes

97112 – Neuromuscular reeducation, each 15 minutes

97140 – Manual therapy techniques, each 15 minutes

99202-99215 – Evaluation and management services (new or established patient, as appropriate)

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