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GET
List code groups (service_group, BETOS, or RBCS taxonomy)

Authorizations

X-API-Key
string
header
required

Query Parameters

taxonomy
string
default:service_group

Which taxonomy to list: service_group (CPT range groupings), betos (BETOS-1), or rbcs (Restructured BETOS).

Pattern: ^(service_group|betos|rbcs)$
leaves_only
boolean
default:true

For betos/rbcs, return leaf nodes only (groups that codes are assigned to). Ignored for service_group.

year
integer | null

Taxonomy year. Defaults to the most recent year on file.

category
string | null

Filter by taxonomy category (e.g. 'imaging', 'procedures'). Only used for betos/rbcs.

Response

Successful Response

name
string
required
slug
string
required
billing_specialty
string | null
cpt_range
string | null
description
string | null
documentation_requirements
string | null
key_modifiers
string[]
requires_modifier
boolean
default:false