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ICD-10-CM 2027

ICD-10 code for carotid sinus sensitive

G90.01

Carotid sinus syncope

✓ Billable / specific

From the official ICD-10-CM alphabetic index entry “Sensitive, sensitivity › carotid sinus”. Page updated September 29, 2026.

About coding carotid sinus sensitive

The ICD-10-CM code for carotid sinus sensitive is G90.01 (Carotid sinus syncope).

Within G90.0 (idiopathic peripheral autonomic neuropathy), G90.01 is specifically for carotid sinus syncope. Related codes cover other idiopathic peripheral autonomic neuropathy (G90.09).

It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.

In MS-DRG v44.0, it is part of the grouping logic for DRG 073 (Cranial and Peripheral Nerve Disorders with MCC, relative weight 1.5779) and DRG 074 (Cranial and Peripheral Nerve Disorders without MCC, relative weight 1.0173), in MDC 01 (Diseases and Disorders of the Nervous System), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

Common questions about carotid sinus sensitive ICD-10 codes

What is the ICD-10 code for carotid sinus sensitive?

G90.01 — Carotid sinus syncope.

Is G90.01 billable?

Yes. G90.01 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can G90.01 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict G90.01 as a principal diagnosis.

Is G90.01 a CC or MCC?

No. G90.01 is neither a CC nor an MCC under MS-DRG v44.0.