G90.01 is the authoritative medical code for Carotid sinus syncope. This classification is used in medical billing and clinical recording to specify the clinical criteria for carotid sinus syncope (ICD-10-CM G90.01), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Carotid sinus syncope is a billable ICD-10-CM diagnosis code G90.01. Inclusion terms: Carotid sinus syndrome. Excludes1 (not coded here): dysfunction of the autonomic nervous system due to alcohol G31.2.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for G90.01 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- dysfunction of the autonomic nervous system due to alcohol G31.2
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with G90.01?
Per Excludes1 instructions, G90.01 must not be reported with: dysfunction of the autonomic nervous system due to alcohol (G31.2).
What conditions are included under G90.01?
Carotid sinus syncope includes: Carotid sinus syndrome.
Codes in This Family (26)
Official ICD-10-CM classifications in the same code family as G90.01, with their registry titles.
- G90 — Disorders of autonomic nervous system
- G90.0 — Idiopathic peripheral autonomic neuropathy
- G90.09 — Other idiopathic peripheral autonomic neuropathy
- G90.1 — Familial dysautonomia [Riley-Day]
- G90.2 — Horner's syndrome
- G90.3 — Multi-system degeneration of the autonomic nervous system
- G90.4 — Autonomic dysreflexia
- G90.5 — Complex regional pain syndrome I (CRPS I)
- G90.50 — Complex regional pain syndrome I, unspecified
- G90.51 — Complex regional pain syndrome I of upper limb
- G90.511 — Complex regional pain syndrome I of right upper limb
- G90.512 — Complex regional pain syndrome I of left upper limb
- G90.513 — Complex regional pain syndrome I of upper limb, bilateral
- G90.519 — Complex regional pain syndrome I of unspecified upper limb
- G90.52 — Complex regional pain syndrome I of lower limb
- G90.521 — Complex regional pain syndrome I of right lower limb
- G90.522 — Complex regional pain syndrome I of left lower limb
- G90.523 — Complex regional pain syndrome I of lower limb, bilateral
- G90.529 — Complex regional pain syndrome I of unspecified lower limb
- G90.59 — Complex regional pain syndrome I of other specified site
- G90.8 — Other disorders of autonomic nervous system
- G90.81 — Serotonin syndrome
- G90.89 — Other disorders of autonomic nervous system
- G90.9 — Disorder of the autonomic nervous system, unspecified
- G90.A — Postural orthostatic tachycardia syndrome [POTS]
- G90.B — LMNB1-related autosomal dominant leukodystrophy
Indexed Clinical Terms (7)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Carotid body or sinus syndrome
- Carotidynia
- Hypersensitive, hypersensitiveness, hypersensitivity, carotid sinus
- Sensitive, sensitivity, carotid sinus
- Syncope (near) (pre-), carotid sinus
- Syndrome, carotid, body
- Syndrome, carotid, sinus
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code G92.01
Immune effector cell-associated neurotoxicity syndrome, grade 1