CLI | healthcare.dev docs

npm i -g @healthcare.dev/cli
export HDEV_API_KEY=hdev_live_...

hdev code icd10 E11.9                       # one code
hdev search icd10 type 2 diabetes --billable
hdev tree icd10 E11.2                       # ancestors and children
hdev drug metformin                         # search by name
hdev drug 0002-0152-01                      # NDC, with linked RxNorm concepts
hdev drug 861007                            # RxCUI
hdev changes icd10cm --since 2026-10-01     # what the latest release changed
hdev npi 1234567893                         # check digit (offline)
hdev datasets                               # versions and freshness
hdev status                                 # no key needed

Tables by default. Put --json before the command for the raw response:

hdev --json search hcpcs wheelchair | jq '.data[].code'

Errors go to stderr with exit code 1. Options: --api-key (default HDEV_API_KEY), --api-url (default HDEV_API_URL).