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S3870

Cgh test developmental delay

Comparative genomic hybridization (cgh) microarray testing for developmental delay, autism spectrum disorder and/or intellectual disability

Code system
HCPCS Level II
Status
Active
Billable
Yes
In effect from
2009-04-01
Request
curl https://api.healthcare.dev/v1/codes/hcpcs/S3870 \
  -H "Authorization: Bearer $HDEV_API_KEY"
200 OK · application/json
{
  "data": {
    "code": "S3870",
    "parent": null,
    "status": "active",
    "system": "hcpcs",
    "display": "Cgh test developmental delay",
    "billable": true,
    "attributes": {
      "betos": "Z2",
      "coverage": "I",
      "action_code": "N",
      "type_of_service": "9",
      "pricing_indicator": "00",
      "action_effective_date": "2014-01-01"
    },
    "description": "Comparative genomic hybridization (cgh) microarray testing for developmental delay, autism spectrum disorder and/or intellectual disability",
    "replaced_by": [],
    "effective_end": null,
    "effective_start": "2009-04-01",
    "care_categories": [
      "lab-tests"
    ],
    "care_category_details": [
      {
        "slug": "lab-tests",
        "name": "Lab 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 range S3600-S3890"
          }
        ],
        "as_of": "2026-10-01T00:00:00.000Z"
      }
    ]
  },
  "meta": {
    "source": "cms-hcpcs",
    "data_version": "2026-10"
  }
}

CMS attributes

S3870 in the HCPCS file

betos
Z2
coverage
I
action code
N
type of service
9
pricing indicator
00
action effective date
2014-01-01

Change history

Lifecycle

S3870 has been in effect since 2009-04-01. 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 S3870 from code or an agent

curl
curl https://api.healthcare.dev/v1/codes/hcpcs/S3870 \
  -H "Authorization: Bearer $HDEV_API_KEY"
MCP prompt
Using the healthcare.dev MCP server, look up HCPCS Level II code S3870. 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.