Organization Active NPI

John D Mast MD Inc

  • Surgery Physician
  • Tracy, CA
National Provider Identifier
1780662528
Registry record updated Jan 6, 2010
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
G34146 Issued in CA
Legal business name
JOHN D MAST MD INC
Practice address
473 W Eaton Ave
Tracy, CA 95376
Phone
(209) 833-3320
Fax
(209) 835-5929
NPI assigned
Jan 3, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jan 6, 2010

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

Authorized official

Name
Mr. John D Mast
Title
MD
Phone
(209) 833-3320

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 208600000X G34146 CA Primary

Addresses

Primary practice location

473 W Eaton Ave
Tracy, CA 95376

Mailing address

PO Box 986
Woodbridge, CA 95258-0986
Phone (209) 339-9036

Other identifiers 1

IdentifierTypeStateIssuer
00G341461MedicaidCA

National Provider Directory

National Provider Directory

Locations

4600 S Tracy Blvd
Ste 105
Tracy, CA 95377

NPI Registry JSON

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

{
    "created_epoch": "1136246400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1262736000000",
    "number": "1780662528",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 986",
            "city": "WOODBRIDGE",
            "state": "CA",
            "postal_code": "952580986",
            "telephone_number": "209-339-9036",
            "fax_number": "209-339-1901"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "473 W EATON AVE",
            "city": "TRACY",
            "state": "CA",
            "postal_code": "95376",
            "telephone_number": "209-833-3320",
            "fax_number": "209-835-5929"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOHN D MAST MD INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-01-03",
        "last_updated": "2010-01-06",
        "status": "A",
        "authorized_official_last_name": "MAST",
        "authorized_official_first_name": "JOHN",
        "authorized_official_middle_name": "D",
        "authorized_official_title_or_position": "MD",
        "authorized_official_telephone_number": "209-833-3320",
        "authorized_official_name_prefix": "Mr."
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Surgery",
            "state": "CA",
            "license": "G34146",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G341461",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Tracy, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 6, 2010; 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.