G0204

Dx mammo incl cad bi

Diagnostic mammography, including computer-aided detection (cad) when performed; bilateral

Code system: HCPCS Level II
Status: Retired 2018-01-01
Billable: No
In effect from: 2001-04-01

This code is no longer in use: it was retired on 2018-01-01. No replacement code is listed here.

Request

curl https://api.healthcare.dev/v1/codes/hcpcs/G0204 \
  -H "Authorization: Bearer $HDEV_API_KEY"

200 OK · application/json

{
  "data": {
    "code": "G0204",
    "parent": null,
    "status": "retired",
    "system": "hcpcs",
    "display": "Dx mammo incl cad bi",
    "billable": false,
    "attributes": {
      "betos": "I1C",
      "coverage": "C",
      "action_code": "N",
      "cross_reference": "77066",
      "type_of_service": "4",
      "pricing_indicator": "13",
      "action_effective_date": "2018-01-01"
    },
    "description": "Diagnostic mammography, including computer-aided detection (cad) when performed; bilateral",
    "replaced_by": [],
    "effective_end": "2018-01-01",
    "effective_start": "2001-04-01",
    "care_categories": [
      "imaging"
    ],
    "care_category_details": [
      {
        "slug": "imaging",
        "name": "X-rays, CT, MRI and ultrasound",
        "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 G0204-G0206"
          }
        ],
        "as_of": "2026-10-01T00:00:00.000Z"
      }
    ]
  },
  "meta": {
    "source": "cms-hcpcs",
    "data_version": "2026-10"
  }
}

CMS attributes

G0204 in the HCPCS file

betos: I1C
coverage: C
action code: N
cross reference: 77066
type of service: 4
pricing indicator: 13
action effective date: 2018-01-01

Change history

Lifecycle

G0204 has been in effect since 2001-04-01 and was retired on 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

Look up G0204 from code or an agent

curl

curl https://api.healthcare.dev/v1/codes/hcpcs/G0204 \
  -H "Authorization: Bearer $HDEV_API_KEY"

MCP prompt

Using the healthcare.dev MCP server, look up HCPCS Level II code G0204. Tell me what it covers, whether it is active and since when, and any CMS attributes it has.

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Source: CMS, release 2026-10. Public domain (D-series CDT codes excluded). Reference data, not medical or billing advice.