Nathan James Walker, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

63612 Issued in CA

Practice address

116 S Palisade Dr Ste 200
Santa Maria, CA 93454-8905

Phone

(805) 739-3968

Fax

(805) 739-3051

NPI assigned

Aug 14, 2023

Last updated

Jun 6, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Pacific Central Coast Health CentersGroup PAC ID 9739091364, 247 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Marian Regional Medical Center Hospital, Santa Maria, CA, CCN 050107

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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

• Pacific Central Coast Health Centers

  dba Marian Community Clinic

  • Community Health Clinic/Center
  • Santa Maria, CA
  • NPI 1063496651
  Medicare reassignment Care Compare group
• Pacific Central Coast Health Centers

  dba Medical Clinic at Morro

  • Community Health Clinic/Center
  • Morro Bay, CA
  • NPI 1821487414
  NPD
• Pacific Central Coast Health Centers

  dba Fair Oaks Specialty Center

  • Community Health Clinic/Center
  • Arroyo Grande, CA
  • NPI 1831764117
  NPD
• A.T. Still University - College for Healthy Communities

  • Student in an Organized Health Care Education/Training Program
  • Santa Maria, CA
  • NPI 1356222020
  NPD (past)
• Pacific Central Coast Health Centers

  dba Monarch Village Health Center

  • Community Health Clinic/Center
  • Nipomo, CA
  • NPI 1417555061
  NPD (past)
• Pacific Central Coast Health Centers

  dba Dignity Health Women's Center - Southwest

  • Community Health Clinic/Center
  • Bakersfield, CA
  • NPI 1720752355
  NPD (past)
• Pacific Central Coast Health Centers

  dba Hancock Health Center

  • Community Health Clinic/Center
  • Santa Maria, CA
  • NPI 1881035079
  NPD (past)

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

• Dignity Health

  • General Acute Care Hospital
  • Santa Maria, CA
  • NPI 1760510937
  Care Compare affiliation

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

{
    "created_epoch": "1691971200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749168000000",
    "number": "1013790021",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "116 S PALISADE DR STE 200",
            "city": "SANTA MARIA",
            "state": "CA",
            "postal_code": "934548905",
            "telephone_number": "805-739-3968",
            "fax_number": "805-739-3051"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "116 S PALISADE DR STE 200",
            "city": "SANTA MARIA",
            "state": "CA",
            "postal_code": "934548905",
            "telephone_number": "805-739-3968",
            "fax_number": "805-739-3051"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "NATHAN",
        "middle_name": "JAMES",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2023-08-14",
        "last_updated": "2025-06-06",
        "certification_date": "2025-06-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "63612",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Walker & Walker, LLC (Walker Medical Wellness)
• Bruce J. Walker, M.D.
• Charles Michael Walker
• Elizabeth Walker, NP
• Laura Walker, D.P.M
• Zack Wally
• Walmart Inc. (WalMart Pharmacy 10-5659)
• Walmart Inc. (Walmart Pharmacy 10-2507)
• Walmart Inc. (WalMart Pharmacy 10-5658)
• Walmart, Inc. (Walmart pharmacy 10-3164)

• Physician Assistant in Santa Maria, CA
• Providers in Santa Maria, 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 6, 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.
• 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.