{
  "npi": "1750533600",
  "enumeration_type": "NPI-1",
  "basic": {
    "certification_date": "2026-05-04",
    "credential": "O.D.",
    "enumeration_date": "2008-10-22",
    "first_name": "YING-TA",
    "last_name": "CHEN",
    "last_updated": "2026-05-04",
    "name_prefix": "Dr.",
    "sex": "M",
    "sole_proprietor": "NO",
    "status": "A"
  },
  "addresses": [
    {
      "address_1": "11023 OAKTON VIEW DR",
      "address_purpose": "MAILING",
      "address_type": "DOM",
      "city": "OAKTON",
      "country_code": "US",
      "country_name": "United States",
      "fax_number": "703-533-0135",
      "postal_code": "221242440",
      "state": "VA",
      "telephone_number": "305-498-7566"
    },
    {
      "address_1": "6100 ARLINGTON BLVD",
      "address_purpose": "LOCATION",
      "address_type": "DOM",
      "city": "FALLS CHURCH",
      "country_code": "US",
      "country_name": "United States",
      "fax_number": "703-533-0135",
      "postal_code": "220442901",
      "state": "VA",
      "telephone_number": "703-533-0323"
    }
  ],
  "taxonomies": [
    {
      "code": "152W00000X",
      "desc": "Optometrist",
      "license": "TA2121",
      "primary": false,
      "state": "MD",
      "taxonomy_group": ""
    },
    {
      "code": "152W00000X",
      "desc": "Optometrist",
      "license": "0618001798",
      "primary": true,
      "state": "VA",
      "taxonomy_group": ""
    },
    {
      "code": "152W00000X",
      "desc": "Optometrist",
      "license": "OPC4433",
      "primary": false,
      "state": "FL",
      "taxonomy_group": ""
    }
  ],
  "compliance": {
    "oig_leie_exclusion": {
      "excluded": false,
      "status": "CLEAR",
      "matches": [],
      "totalDbRecords": 84224
    },
    "cms_pecos_eligibility": {
      "note": "Not listed in CMS Order & Referring PECOS file or institutional NPI-2"
    }
  },
  "medicare_utilization": null,
  "enrichment": {
    "plain_english_specialty": "Licensed & Credentialed Eye and Vision Service Providers — Optometrist",
    "certifying_board": "State Medical / Healthcare Licensing Board & National Specialty Board",
    "cms_medicare_crosswalk": [
      {
        "medicare_code": "41",
        "medicare_type": "Optometry"
      }
    ]
  }
}