Billie Xia, M.D.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

262801 Issued in NY

Practice address

857 S Oyster Bay Rd
Bethpage, NY 11714-1030

Phone

(516) 622-8888

NPI assigned

Mar 24, 2009

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

HospitalistAlso: Internal Medicine

Education

Eastern Virginia Medical School, 2009

Medicare assignment

May accept Medicare assignment

Group practices

Charles Evans Center, Inc.Group PAC ID 1759695992, 17 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Charles Evans Center, Inc.

  • Federally Qualified Health Center (FQHC)
  • Bethpage, NY
  • NPI 1972982007
  Medicare reassignment Care Compare group NPD
• Charles Evans Center, Inc

  • Federally Qualified Health Center (FQHC)
  • Seaford, NY
  • NPI 1215596614
  NPD
• Charles Evans Center, Inc

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Glen Cove, NY
  • NPI 1770142366
  NPD

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1237852800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778630400000",
    "number": "1497997381",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "857 S OYSTER BAY RD",
            "city": "BETHPAGE",
            "state": "NY",
            "postal_code": "117141030",
            "telephone_number": "516-622-8888"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "857 S OYSTER BAY RD",
            "city": "BETHPAGE",
            "state": "NY",
            "postal_code": "117141030",
            "telephone_number": "516-622-8888"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "113 Glen Cove Ave",
            "address_purpose": "LOCATION",
            "city": "Glen Cove",
            "state": "NY",
            "postal_code": "115423438",
            "country_code": "US",
            "telephone_number": "516-622-8888",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "XIA",
        "first_name": "BILLIE",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-03-24",
        "last_updated": "2026-05-13",
        "certification_date": "2026-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "262801",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NY",
            "license": "262801",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Woo Physical Therapy PC
• Suhan Woo
• Wsnchs North, Inc
• Wsnchs North, Inc.
• Stella Xanthoudakis, M.S.ED., M.A.
• Michael K. Yablansky, D.C.
• Mitchell Victor Yadanza, LPN
• Rachel Yam, MS, RD, CDN, CDE
• Elizabeth Yeno I, NP-C
• Ji Ae Yoon

• Internal Medicine Physician in Bethpage, NY
• Providers in Bethpage, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.