Tina Leanne Walker, M.D.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

A113377 Issued in CA

Practice address

22550 Savi Ranch Pkwy
Yorba Linda, CA 92887-4670

Phone

(714) 685-3523

Fax

(714) 685-3502

NPI assigned

Aug 3, 2010

Last updated

Oct 28, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Riverside, CA
  • NPI 1316979834
  Medicare reassignment NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Baldwin Park, CA
  • NPI 1770515280
  Medicare reassignment NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Santa Clarita, CA
  • NPI 1316409410
  NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Fontana, CA
  • NPI 1689606196
  NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Anaheim, CA
  • NPI 1952333460
  NPD

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

{
    "created_epoch": "1280793600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1793145600000",
    "number": "1871807784",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "22550 SAVI RANCH PKWY",
            "city": "YORBA LINDA",
            "state": "CA",
            "postal_code": "928874670",
            "telephone_number": "714-685-3523",
            "fax_number": "714-685-3502"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22550 SAVI RANCH PKWY",
            "city": "YORBA LINDA",
            "state": "CA",
            "postal_code": "928874670",
            "telephone_number": "714-685-3523",
            "fax_number": "714-685-3502"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2850 NW Nicolai St",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "OR",
            "postal_code": "972102018",
            "country_code": "US",
            "telephone_number": "800-813-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WALKER",
        "first_name": "TINA",
        "middle_name": "LEANNE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-08-03",
        "last_updated": "2026-10-28",
        "certification_date": "2026-10-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WA",
            "license": "MD.MD.70169292",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "A113377",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "OR",
            "license": "MD232591",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "Southern California Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "441 N Lakeview Ave",
            "city": "Anaheim",
            "state": "CA",
            "country_code": "US",
            "postal_code": "928073028",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Tommy Vu, OTR/L
• Jayshree Vyas, M.D.
• Vanessa K Wada, RD
• Susan Wadkins, N.P.
• Walk With US Home Care
• Joshua Walters, PTA
• Darlene C Wang, BSN, MSN, FNP
• Jerome K Wang, M.D.
• Tanya Wardner, LMFT
• Aaron M Warren, RN

• Family Medicine Physician in Yorba Linda, CA
• Providers in Yorba Linda, CA by specialty
• Family Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 28, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.