John Kok-Sen Chan, M.D.

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

A70464 Issued in CA

Practice address

3553 Whipple Rd
Union City, CA 94587-1507

Phone

(510) 454-1000

NPI assigned

Jan 17, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Electronic endpoints 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

Specialty

Ophthalmology

Education

New York Medical College, 1997

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

Procedures performed for Medicare patients

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.

• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Santa Clara, CA
  • NPI 1073606299

  Ophthalmology

  Medicare reassignment Care Compare group NPD
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Richmond, CA
  • NPI 1235226531

  Ophthalmology

  NPD
• Permanente Medical Group, Inc

  • Clinical Medical Laboratory
  • San Jose, CA
  • NPI 1497971584
  NPD

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

{
    "created_epoch": "1168992000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1638748800000",
    "number": "1609928837",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3553 WHIPPLE RD",
            "city": "UNION CITY",
            "state": "CA",
            "postal_code": "945871507",
            "telephone_number": "510-454-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3553 WHIPPLE RD",
            "city": "UNION CITY",
            "state": "CA",
            "postal_code": "945871507",
            "telephone_number": "510-454-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHAN",
        "first_name": "JOHN",
        "middle_name": "KOK-SEN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-17",
        "last_updated": "2021-12-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A70464",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A704640",
            "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": "3555 Whipple Rd",
            "city": "Union City",
            "state": "CA",
            "country_code": "US",
            "postal_code": "945871507",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Harmeet Kaur Chahil, SLPA
• Lena Te Chaitesipaseut, PHARMD
• Sushmi Chakraborty, M.D.
• Nefissa Chambi, M.D.
• Anne Wai Chan, MFT
• Milton Bryant Chan, D.O.
• Shirley Chan, NPC
• Ann Bess Villaverde Chanco, DMD
• Anna Chang-Jacobs, MA, LMFT
• Elmer Chang, M.D.

• Ophthalmology Physician in Union City, CA
• Providers in Union City, CA by specialty
• Ophthalmology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 6, 2021; 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.