Matthew O'Brien, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

64390 Issued in CA

Practice address

725 Welch Rd
Palo Alto, CA 94304-1601

Phone

(650) 497-8000

NPI assigned

Mar 11, 2024

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

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

Green means eligible to order or refer.

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Interoperability endpoints

• Direct secure messaging: mobrien704468@hisp.ehr.sutterhealth.org

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

{
    "created_epoch": "1710115200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1719360000000",
    "number": "1518725779",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "725 WELCH RD",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041601",
            "telephone_number": "650-497-8000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "725 WELCH RD",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041601",
            "telephone_number": "650-497-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "612 Exeter Pl",
            "address_purpose": "LOCATION",
            "city": "Danville",
            "state": "CA",
            "postal_code": "945061264",
            "country_code": "US",
            "telephone_number": "925-413-3104",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'BRIEN",
        "first_name": "MATTHEW",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2024-03-11",
        "last_updated": "2024-06-26",
        "certification_date": "2024-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "64390",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Eve Eames Nyrhinen, M.D.
• Sarah L Nyznyk
• Laura Lynn O'Bannon, ARNP
• Chelsea Ann O'Brien, FNP
• Lauren Elizabeth O'Brien, MD
• Shannon F. O'Brien, PT, DPT
• James Edward O'Carroll
• Carol P O'Connell, OTR
• Dylan Edward O'Connor, M.D.
• Kristi Lynne O'Connor, OT

• Physician Assistant in Palo Alto, CA
• Providers in Palo Alto, 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 26, 2024; 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.