Yanhan Ren

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

A207414 Issued in CA

Practice address

281 Lincoln St
Worcester, MA 01605-2138

Phone

(508) 334-1000

NPI assigned

Apr 17, 2021

Sex

Male

Sole proprietor

Yes

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 CA

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

Ophthalmology

Education

Other, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Hospital & facility affiliations

• Umass Memorial Medical Center/University Campus Hospital, Worcester, MA, CCN 220163

Medicare enrollment (NPD)

Enrolled

State licenses

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.

• Usc Care Medical Group, Inc

  • General Practice Physician
  • Los Angeles, CA
  • NPI 1902846306
  Medicare reassignment

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Umass Memorial Medical Center, Inc.

  • General Acute Care Hospital
  • Worcester, MA
  • NPI 1831151455
  Care Compare affiliation

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

{
    "created_epoch": "1618617600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778803200000",
    "number": "1154902583",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "281 LINCOLN ST",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016052138",
            "telephone_number": "508-334-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "281 LINCOLN ST",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016052138",
            "telephone_number": "508-334-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "REN",
        "first_name": "YANHAN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-04-17",
        "last_updated": "2026-05-15",
        "certification_date": "2026-05-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A207414",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Caryn Remillard
• Daniel Remillard, PSY.D.
• Rachel M. Remillard, D.C.
• Ruth Remington, NP
• Cira Remy
• Renaissance Adult Day Care, LLC
• Jennifer Marie Renaud, LICSW
• Valeria Isabel Rendon-Gotera, PA-C
• Renewal Integrative Psychotherapies LLC
• Devon Renfro, LMHC

• Ophthalmology Physician in Worcester, MA
• Providers in Worcester, MA by specialty
• Ophthalmology Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 15, 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.