NPIMap

Organization Active NPI

Colin Hamblin, a Professional Medical Corporation

  • Family Medicine Physician
  • Greenbrae, CA
National Provider Identifier
1538049598
Registry record updated Sep 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
Legal business name
COLIN HAMBLIN, A PROFESSIONAL MEDICAL CORPORATION
Practice address
599 Sir Frances Drake Blvd
Suite 206a
Greenbrae, CA 94904
Phone
(415) 663-1082
Fax
(415) 663-9474
NPI assigned
Sep 2, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 2, 2025

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

Authorized official

Name
Basil Colin Hamblin, MD
Title
President
Phone
(415) 663-1082

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207Q00000X Primary
Geriatric Medicine (Family Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207QG0300X
Hospice and Palliative Medicine (Family Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207QH0002X

Addresses

Primary practice location

599 Sir Frances Drake Blvd
Suite 206a
Greenbrae, CA 94904

Mailing address

PO Box 240
Point Reyes Station, CA 94956
Phone (415) 663-1082

National Provider Directory

National Provider Directory
Tax ID family
Colin Hamblin a Professional Medical Corporation13 organizations share this tax ID, including this one

Other organizations with this tax ID 12

Organizations that report the same tax identification number in the National Provider Directory.

Locations

599 Sir Francis Drake Blvd
Ste 206A
Greenbrae, CA 94904
Phone (415) 663-1082

NPI Registry JSON

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

{
    "created_epoch": "1756771200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1756771200000",
    "number": "1538049598",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 240",
            "city": "POINT REYES STATION",
            "state": "CA",
            "postal_code": "94956",
            "telephone_number": "415-663-1082",
            "fax_number": "415-663-9474"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "599 SIR FRANCES DRAKE BLVD",
            "address_2": "SUITE 206A",
            "city": "GREENBRAE",
            "state": "CA",
            "postal_code": "94904",
            "telephone_number": "415-663-1082",
            "fax_number": "415-663-9474"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "COLIN HAMBLIN, A PROFESSIONAL MEDICAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-09-02",
        "last_updated": "2025-09-02",
        "status": "A",
        "authorized_official_last_name": "HAMBLIN",
        "authorized_official_first_name": "BASIL",
        "authorized_official_middle_name": "COLIN",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "415-663-1082",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207QG0300X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine, Geriatric Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207QH0002X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine, Hospice and Palliative Medicine",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenbrae, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 2025; 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.