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G0499

Hepb screen high risk indiv

Hepatitis b screening in non-pregnant, high risk individual includes hepatitis b surface antigen (hbsag), antibodies to hbsag (anti-hbs) and antibodies to hepatitis b core antigen (anti-hbc), and is followed by a neutralizing confirmatory test, when performed, only for an initially reactive hbsag result

Code system
HCPCS Level II
Status
Active
Billable
Yes
In effect from
2016-09-28
Request
curl https://api.healthcare.dev/v1/codes/hcpcs/G0499 \
  -H "Authorization: Bearer $HDEV_API_KEY"
200 OK · application/json
{
  "data": {
    "code": "G0499",
    "parent": null,
    "status": "active",
    "system": "hcpcs",
    "display": "Hepb screen high risk indiv",
    "billable": true,
    "attributes": {
      "betos": "T1H",
      "coverage": "C",
      "action_code": "N",
      "type_of_service": "5",
      "pricing_indicator": "13",
      "action_effective_date": "2018-04-01"
    },
    "description": "Hepatitis b screening in non-pregnant, high risk individual includes hepatitis b surface antigen (hbsag), antibodies to hbsag (anti-hbs) and antibodies to hepatitis b core antigen (anti-hbc), and is followed by a neutralizing confirmatory test, when performed, only for an initially reactive hbsag result",
    "replaced_by": [],
    "effective_end": null,
    "effective_start": "2016-09-28",
    "care_categories": [
      "screening-tests"
    ],
    "care_category_details": [
      {
        "slug": "screening-tests",
        "name": "Screening tests",
        "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 code G0499"
          }
        ],
        "as_of": "2026-10-01T00:00:00.000Z"
      }
    ]
  },
  "meta": {
    "source": "cms-hcpcs",
    "data_version": "2026-10"
  }
}

CMS attributes

G0499 in the HCPCS file

betos
T1H
coverage
C
action code
N
type of service
5
pricing indicator
13
action effective date
2018-04-01

Change history

Lifecycle

G0499 has been in effect since 2016-09-28. 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 G0499 from code or an agent

curl
curl https://api.healthcare.dev/v1/codes/hcpcs/G0499 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up HCPCS Level II code G0499. 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.