Individual provider Active NPI

Xiaoyan Y. Zhang, MD

  • Ophthalmology Physician
  • San Francisco, CA
National Provider Identifier
1891873402
Registry record updated Dec 22, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
A66946 Issued in CA
Practice address
2200 Ofarrell St
San Francisco, CA 94115-3357
Phone
(415) 833-2000
NPI assigned
Nov 1, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 22, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X A66946 CA Primary

Addresses

Primary practice location

2200 Ofarrell St
San Francisco, CA 94115-3357

Mailing address

1800 Harrison St FL 7
Oakland, CA 94612-3466
Phone (510) 625-6262

Other identifiers 1

IdentifierTypeStateIssuer
00A669460MedicaidCA

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20101130000542 CA Practitioner - Ophthalmology 7416143664 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Other, 1984
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Peninsula Ophthalmology Group IncGroup PAC ID 0042281164, 8 clinicians

Practice addresses (Care Compare)

901 Campus Dr
Suite 205
Daly City, CA 94015-4930
Phone (650) 756-2020

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery29

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A66946CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Peninsula Ophthalmology Group, Inc. Ophthalmology CurrentSince Apr 25, 2025 Accepting new patients
Sutter East Bay Medical Foundation Past Accepting new patients

Locations

1720 El Camino Real
Ste 225
Burlingame, CA 94010
Phone (650) 552-8070

901 Campus Dr
Ste 205
Daly City, CA 94015
Phone (650) 343-9746

Interoperability endpoints

  • Direct secure messaging: xzhang353457@hisp.ehr.sutterhealth.org

Organizations & group practices 2

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.

Hospital & facility affiliations 2

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

NPI Registry JSON

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

{
    "created_epoch": "1162339200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1640131200000",
    "number": "1891873402",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1800 HARRISON ST FL 7",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946123466",
            "telephone_number": "510-625-6262"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2200 OFARRELL ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941153357",
            "telephone_number": "415-833-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZHANG",
        "first_name": "XIAOYAN",
        "middle_name": "Y.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-11-01",
        "last_updated": "2021-12-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A66946",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A669460",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "2425 Geary Blvd",
            "city": "San Francisco",
            "state": "CA",
            "country_code": "US",
            "postal_code": "941153358",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.