Pt >2 rsk fac post-op vomit
Patient exhibits 2 or more risk factors for post-operative vomiting
curl https://api.healthcare.dev/v1/codes/hcpcs/G9954 \ -H "Authorization: Bearer $HDEV_API_KEY"
{
"data": {
"code": "G9954",
"parent": null,
"status": "active",
"system": "hcpcs",
"display": "Pt >2 rsk fac post-op vomit",
"billable": true,
"attributes": {
"betos": "Z2",
"coverage": "C",
"action_code": "N",
"type_of_service": "1",
"pricing_indicator": "00",
"action_effective_date": "2018-01-01"
},
"description": "Patient exhibits 2 or more risk factors for post-operative vomiting",
"replaced_by": [],
"effective_end": null,
"effective_start": "2018-01-01",
"care_categories": [],
"care_category_details": []
},
"meta": {
"source": "cms-hcpcs",
"data_version": "2026-10"
}
}CMS attributes
Change history
G9954 has been in effect since 2018-01-01. This page shows HCPCS Level II release 2026-10.
Add as_of=YYYY-MM-DD to the request to get this code exactly as it was on a past date. The change feed (GET /v1/changes) lists what each release added, changed or retired across the whole dataset; a per-code change list isn't published yet.
Use it
curl https://api.healthcare.dev/v1/codes/hcpcs/G9954 \ -H "Authorization: Bearer $HDEV_API_KEY"
Using the healthcare.dev MCP server, look up HCPCS Level II code G9954. Tell me what it covers, whether it is active and since when, and any CMS attributes it has.
Source: CMS, release 2026-10. Public domain (D-series CDT codes excluded). Reference data, not medical or billing advice.