Steve Ma, PA C MS

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

17255 Issued in CA

Practice address

150 Muir Rd
Dept of Veterans Affairs
Martinez, CA 94553-4668

Phone

(925) 372-2000

Fax

(925) 372-2804

NPI assigned

Dec 8, 2005

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

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

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

{
    "created_epoch": "1134000000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1659356095",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3201 DE ANZA PL",
            "city": "SAN RAMON",
            "state": "CA",
            "postal_code": "945833026",
            "telephone_number": "925-803-9680"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "150 MUIR RD",
            "address_2": "DEPT OF VETERANS AFFAIRS",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945534668",
            "telephone_number": "925-372-2000",
            "fax_number": "925-372-2804"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MA",
        "first_name": "STEVE",
        "credential": "PA C  MS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-08",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CA",
            "license": "17255",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Anne H Luong
• Sandy Lwi, PH.D.
• Georgia Lyman
• Christine Frances Lyng, LCSW
• Jessica Yan Ma, MD
• Anne M Mac, PHARM D
• David Macdonald
• Joseph Macedo Jr.
• Julia Maciel
• Sonja Bonnie Mack

• Medical Physician Assistant in Martinez, CA
• Providers in Martinez, CA by specialty
• Medical Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.