Mark Joshua Williams

Primary specialty

Interventional Pain Medicine PhysicianTaxonomy code 208VP0014X

License

A206829 Issued in CA

Practice address

1250 16TH St
Santa Monica, CA 90404-1249

Phone

(310) 825-9111

NPI assigned

Apr 27, 2022

Last updated

Sep 11, 2026By the provider in NPPES

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

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.

Medicare enrollment (NPD)

Enrolled

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

{
    "created_epoch": "1651017600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789084800000",
    "number": "1932843679",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "757 WESTWOOD PLZ",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900958358",
            "telephone_number": "951-288-2684"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1250 16TH ST",
            "city": "SANTA MONICA",
            "state": "CA",
            "postal_code": "904041249",
            "telephone_number": "310-825-9111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "MARK",
        "middle_name": "JOSHUA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-27",
        "last_updated": "2026-09-11",
        "certification_date": "2026-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208VP0014X",
            "taxonomy_group": "",
            "desc": "Pain Medicine, Interventional Pain Medicine",
            "state": "CA",
            "license": "A206829",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Gregory Demitri Williams
• Jana Williams, M. D.
• Joyce Williams
• Justin Williams
• Larry Douglas Williams
• Mary Linda Williams
• Cheryl E Williamson
• Laurie Ruth Williamson
• Cecile Roslyn Willis, LCSW
• Wilshire Health and Community Services, Inc (Wilshire Home Health)

• Interventional Pain Medicine Physician in Santa Monica, CA
• Providers in Santa Monica, CA by specialty
• Interventional Pain Medicine Physician in California

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

Verify at the official NPI Registry.