# Medical Codes and Drug Names

Look up ICD-10-CM diagnosis codes, HCPCS, LOINC lab codes and RxNorm drug names, plus code format checks.

## How to pay

Machine-payable over x402. USDC on: Base (eip155:8453), Solana (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp), Polygon (eip155:137), Arbitrum One (eip155:42161).
No accounts. No API keys. No signup. The paying wallet is the account.

## Machine-readable

- OpenAPI: https://medical-codes.x402tookit.com/openapi.json
- x402 manifest: https://medical-codes.x402tookit.com/.well-known/x402
- Catalog (free): https://medical-codes.x402tookit.com/catalog
- Health (free): https://medical-codes.x402tookit.com/health
- Uptime (free): https://medical-codes.x402tookit.com/uptime

## Endpoints (8)

### GET /drug-name-match — $0.03
Match a misspelled or branded drug name to RxNorm: best candidates with RxCUI identifiers, names and match scores.
Params: name: string
Example: https://medical-codes.x402tookit.com/drug-name-match?name=ibuprofin

### GET /drug-profile — $0.05
RxNorm profile of a drug name: ingredient, brand names and available dose forms, with the RxCUI identifier.
Params: name: string
Example: https://medical-codes.x402tookit.com/drug-profile?name=ibuprofen

### GET /hcpcs-lookup — $0.02
HCPCS Level II billing codes (supplies, equipment, services): look up a code or search by description.
Params: q: string, limit?: integer
Example: https://medical-codes.x402tookit.com/hcpcs-lookup?q=K0001

### GET /icd10-lookup — $0.03
What an ICD-10-CM diagnosis code means: official description, chapter, and whether it is a complete code or a category header.
Params: code: string
Example: https://medical-codes.x402tookit.com/icd10-lookup?code=E11.9

### GET /icd10-parse — $0.02
Parse an ICD-10-CM code into category, subcategory and extension, name its chapter, and check its format offline.
Params: code: string
Example: https://medical-codes.x402tookit.com/icd10-parse?code=S52.521A

### GET /icd10-search — $0.02
Search ICD-10-CM diagnosis codes by words in the description, with the matching codes and their chapters.
Params: q: string, limit?: integer
Example: https://medical-codes.x402tookit.com/icd10-search?q=type+2+diabetes&limit=5

### GET /loinc-lookup — $0.02
LOINC lab test codes: look up a code or search by test name, with the long name and a deprecated-code warning.
Params: q: string, limit?: integer
Example: https://medical-codes.x402tookit.com/loinc-lookup?q=4548-4

### GET /npi-check — $0.02
Validate a US National Provider Identifier (NPI) format and check digit offline; it does not look up the provider.
Params: npi: string
Example: https://medical-codes.x402tookit.com/npi-check?npi=1234567893

## Terms

Code and drug-name facts come from the US National Library of Medicine Clinical Tables and RxNav services and local computation, provided as is. Code sets are updated on a fixed cycle and a code absent here may be newer or older than the data. This is reference information only: it is not medical advice, not a diagnosis, not a coding or billing determination and not a drug-safety check. Consult a qualified professional.