Yan S. Zhao, M.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

A80975 Issued in CA

Practice address

11201 Benton St
Loma Linda, CA 92357-1000

Phone

(909) 825-7084

NPI assigned

Apr 26, 2007

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

Other identifiers 1

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/24495/brand/1/csg/1/fhir/r4
• Direct secure messaging: yan.zhao.1@24495.direct.athenahealth.com
• Direct secure messaging: yzhao12499@direct.llu.edu

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.

• Faculty Physicians and Surgeons of Llusm

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Apple Valley, CA
  • NPI 1205009917
  Medicare reassignment NPD
• Faculty Physicians and Surgeons of Llusm

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Upland, CA
  • NPI 1083863914
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Family Medicine Physician
  • Moreno Valley, CA
  • NPI 1558788331
  NPD
• Community Hospital of San Bernardino

  • Pediatric Skilled Nursing Facility
  • San Bernardino, CA
  • NPI 1851395685
  NPD (past)
• Loma Linda University Children'S Hospital

  • Children's Hospital
  • Loma Linda, CA
  • NPI 1366866345
  NPD (past)
• Loma Linda University Medical Center

  • General Acute Care Hospital
  • Loma Linda, CA
  • NPI 1194731935
  NPD (past)
• Loma Linda University Physicians Medical Group Inc

  • Internal Medicine Physician
  • Loma Linda, CA
  • NPI 1841230109
  NPD (past)
• Nebi PC

  • Gastroenterology Physician
  • Riverside, CA
  • NPI 1326651688
  NPD (past)

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

{
    "created_epoch": "1177545600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743465600000",
    "number": "1891915336",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "56994 FILE NUMBER",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900746994",
            "telephone_number": "909-558-3111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11201 BENTON ST",
            "city": "LOMA LINDA",
            "state": "CA",
            "postal_code": "923571000",
            "telephone_number": "909-825-7084"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZHAO",
        "first_name": "YAN",
        "middle_name": "S.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-04-26",
        "last_updated": "2025-04-01",
        "certification_date": "2025-04-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A80975",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A80975",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A809750",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Lawrence Tianhe Zhang, MD
• Rui-Tao Zhang, M.D.
• Taoran Zhang, DDS
• Quan Zhao, MD
• Xiaoyi Zhao
• Xin Zheng, D.O.
• Lirong Zhu
• Amber Rose Zimmerman
• Kimberly R. Zimmerman
• Mikayla Rose Zimmermann

• Gastroenterology Physician in Loma Linda, CA
• Providers in Loma Linda, CA by specialty
• Gastroenterology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 1, 2025; 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.