API Reference

Search ICD-10-CM codes

get
https://terminology-api.zapehr.com/v1/icd10/search

Search ICD-10-CM (International Classification of Diseases, 10th Revision, Clinical Modification) diagnosis codes by code or description. Only billable (leaf-node) codes are returned, including codes expanded with their required seventh character. Supports exact matches, prefix searches, and full-text search with BM25 ranking.

Access Policy Action: Terminology:SearchCodes
Access Policy Resource: Terminology:Code:*

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Query Params
string
required

Search query string (code or description text).

string
enum
Defaults to all

Type of search to perform. code searches only code field, description searches the description field, all searches both (default).

Allowed:
integer
1 to 100
Defaults to 10

Number of results per page (1-100).

string

Cursor for pagination. Use the nextCursor from a previous response to get the next page.

boolean
Defaults to false

When true, only returns exact matches without fuzzy search or prefix matching.

boolean
Defaults to false

When true, clinical synonyms derived from SNOMED CT are also matched (for example, "shingles" finds B02.9). Applies to the description and all search types; has no effect on a code search. Defaults to false.

specialty
array of strings

Bias ranking toward ICD-10-CM codes commonly diagnosed in the given specialties.

specialty
Allowed:
Responses

Updated about 2 hours ago

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application/json

Updated about 2 hours ago