John H Welborn MD Professional Corporation

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

Legal business name

JOHN H WELBORN MD PROFESSIONAL CORPORATION

Practice address

1700 San Pablo Ave Ste E
Pinole, CA 94564-2082

Phone

(415) 717-5117

NPI assigned

Feb 27, 2026

Organization subpart

No

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

Authorized official

Name

John Welborn, MDNPI 1235179144

Title

Owner

Phone

(415) 717-5117

Specialties & licenses 1

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• John Hearst Welborn Jr., M.D.

  • Orthopaedic Surgery Physician
  • Pinole, CA
  • NPI 1235179144
  NPD Authorized official

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

{
    "created_epoch": "1772150400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1772150400000",
    "number": "1972458669",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1700 SAN PABLO AVE STE E",
            "city": "PINOLE",
            "state": "CA",
            "postal_code": "945642082",
            "telephone_number": "415-717-5117"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1700 SAN PABLO AVE STE E",
            "city": "PINOLE",
            "state": "CA",
            "postal_code": "945642082",
            "telephone_number": "415-717-5117"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOHN H WELBORN MD PROFESSIONAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-02-27",
        "last_updated": "2026-02-27",
        "certification_date": "2026-02-27",
        "status": "A",
        "authorized_official_last_name": "WELBORN",
        "authorized_official_first_name": "JOHN",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "415-717-5117",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Orthopaedic Surgery",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Orthopaedic Surgery Physician in Pinole, CA
• Providers in Pinole, CA by specialty
• Orthopaedic Surgery Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 27, 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.