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G0124

Screen c/v thin layer by md

Screening cytopathology, cervical or vaginal (any reporting system), collected in preservative fluid, automated thin layer preparation, requiring interpretation by physician

Code system
HCPCS Level II
Status
Active
Billable
Yes
In effect from
1998-04-01
Request
curl https://api.healthcare.dev/v1/codes/hcpcs/G0124 \
  -H "Authorization: Bearer $HDEV_API_KEY"
200 OK · application/json
{
  "data": {
    "code": "G0124",
    "parent": null,
    "status": "active",
    "system": "hcpcs",
    "display": "Screen c/v thin layer by md",
    "billable": true,
    "attributes": {
      "betos": "T1H",
      "coverage": "D",
      "action_code": "N",
      "type_of_service": "5",
      "pricing_indicator": "11",
      "action_effective_date": "1998-04-01"
    },
    "description": "Screening cytopathology, cervical or vaginal (any reporting system), collected in preservative fluid, automated thin layer preparation, requiring interpretation by physician",
    "replaced_by": [],
    "effective_end": null,
    "effective_start": "1998-04-01",
    "care_categories": [
      "cancer-screening"
    ],
    "care_category_details": [
      {
        "slug": "cancer-screening",
        "name": "Cancer screening",
        "confidence": 0.95,
        "derivation": "source_stated",
        "evidence": [
          {
            "url": "https://www.cms.gov/medicare/coding-billing/healthcare-common-procedure-system/quarterly-update",
            "anchor": "HCPCS Level II range G0122-G0124"
          }
        ],
        "as_of": "2026-10-01T00:00:00.000Z"
      }
    ]
  },
  "meta": {
    "source": "cms-hcpcs",
    "data_version": "2026-10"
  }
}

CMS attributes

G0124 in the HCPCS file

betos
T1H
coverage
D
action code
N
type of service
5
pricing indicator
11
action effective date
1998-04-01

Change history

Lifecycle

G0124 has been in effect since 1998-04-01. 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

Look up G0124 from code or an agent

curl
curl https://api.healthcare.dev/v1/codes/hcpcs/G0124 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up HCPCS Level II code G0124. 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.