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G0279

Tomosynthesis, mammo

Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)

Code system
HCPCS Level II
Status
Active
Billable
Yes
In effect from
2015-01-01
Request
curl https://api.healthcare.dev/v1/codes/hcpcs/G0279 \
  -H "Authorization: Bearer $HDEV_API_KEY"
200 OK · application/json
{
  "data": {
    "code": "G0279",
    "parent": null,
    "status": "active",
    "system": "hcpcs",
    "display": "Tomosynthesis, mammo",
    "billable": true,
    "attributes": {
      "betos": "I1C",
      "coverage": "C",
      "action_code": "N",
      "type_of_service": "4",
      "pricing_indicator": "13",
      "action_effective_date": "2018-01-01"
    },
    "description": "Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)",
    "replaced_by": [],
    "effective_end": null,
    "effective_start": "2015-01-01",
    "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 G0278-G0279"
          }
        ],
        "as_of": "2026-10-01T00:00:00.000Z"
      }
    ]
  },
  "meta": {
    "source": "cms-hcpcs",
    "data_version": "2026-10"
  }
}

CMS attributes

G0279 in the HCPCS file

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

Change history

Lifecycle

G0279 has been in effect since 2015-01-01. 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 G0279 from code or an agent

curl
curl https://api.healthcare.dev/v1/codes/hcpcs/G0279 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up HCPCS Level II code G0279. 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.