Karen Joan Yan, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

220324 Issued in NY

Practice address

2 Pro Health PLZ
Lake Success, NY 11042-1111

Phone

(516) 622-7337

Fax

(516) 622-7331

NPI assigned

May 18, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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.

• Optum Medical Care, P.C.

  • Cardiovascular Disease Physician
  • Mount Kisco, NY
  • NPI 1982643003
  Medicare reassignment NPD
• Optum Urgent Care, PLLC

  • Urgent Care Clinic/Center
  • Jericho, NY
  • NPI 1285975797
  Medicare reassignment NPD
• Optum Medical Care, P.C.

  • Durable Medical Equipment & Medical Supplies
  • New Hyde Park, NY
  • NPI 1053190595
  NPD

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

{
    "created_epoch": "1147910400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1174576524",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2800 MARCUS AVE",
            "city": "LAKE SUCCESS",
            "state": "NY",
            "postal_code": "110421008",
            "telephone_number": "516-622-7337",
            "fax_number": "516-622-7331"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2 PRO HEALTH PLZ",
            "city": "LAKE SUCCESS",
            "state": "NY",
            "postal_code": "110421111",
            "telephone_number": "516-622-7337",
            "fax_number": "516-622-7331"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YAN",
        "first_name": "KAREN",
        "middle_name": "JOAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-18",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "220324",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lora Weiselberg
• Erin White-Fomin, OTR
• Allen J Wiesenfeld, MD
• Anna Wilga, LMHC
• Robert Wulwick, M.D.
• Konstantin Yeretsky, MD
• Yunis Roberts & Barrau PC
• Robert Zeller, MD
• Michael M Ziegelbaum, MD
• Allison Gayle Zysman, M.D.

• Pediatrics Physician in Lake Success, NY
• Providers in Lake Success, NY by specialty
• Pediatrics Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.