Olivia Taylor Chan, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

67657 Issued in CA

Practice address

5725 W Las Positas Blvd Ste 100a
Pleasanton, CA 94588-4054

Phone

(925) 734-8130

NPI assigned

Sep 4, 2024

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 CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2025

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Practice roles

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.

• Stanford Health Care

  • General Acute Care Hospital
  • Stanford, CA
  • NPI 1437292927
  Medicare reassignment
• University Healthcare Alliance

  • Internal Medicine Physician
  • Newark, CA
  • NPI 1760531198
  Medicare reassignment
• University Healthcare Alliance

  • Family Medicine Physician
  • San Pablo, CA
  • NPI 1043246481
  NPD (past)

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

{
    "created_epoch": "1725408000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781136000000",
    "number": "1407681802",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5725 W LAS POSITAS BLVD STE 100A",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945884054",
            "telephone_number": "925-734-8130"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5725 W LAS POSITAS BLVD STE 100A",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945884054",
            "telephone_number": "925-734-8130"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5725 W Las Positas Blvd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Pleasanton",
            "state": "CA",
            "postal_code": "945884007",
            "country_code": "US",
            "telephone_number": "833-444-7622",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHAN",
        "first_name": "OLIVIA",
        "middle_name": "TAYLOR",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-09-04",
        "last_updated": "2026-06-11",
        "certification_date": "2026-06-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "67657",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michele May Chalmers, DDS
• Candice Chan
• Charles D Chan
• Ka Yan Anna Chan
• Lai Man Chan, L.AC., MTCM, DTCM
• Paul Chan Jr.
• Sharon Chan
• Shing Chan, MS, RDN
• Alexander Benjamin Chancellor
• Chandana Vundavalli DDS

• Physician Assistant in Pleasanton, CA
• Providers in Pleasanton, CA by specialty
• Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 11, 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.