Individual provider Active NPI

Thomas Edward Hamilton, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • Bellevue, WA
National Provider Identifier
1407802655
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
Practice address
2020 116TH Ave NE
Suite 100
Bellevue, WA 98004-3059
Phone
(425) 452-5600
Fax
(425) 452-9400
NPI assigned
May 26, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X WA Primary

Addresses

Primary practice location

2020 116TH Ave NE
Suite 100
Bellevue, WA 98004-3059

Mailing address

2020 116TH Ave NE
Suite 100
Bellevue, WA 98004-3059
Phone (425) 452-5600

Other identifiers 2

IdentifierTypeStateIssuer
1106194MedicaidWA
HA2889OtherWAREGENCE RIDER #

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
601919393WAMDEndocrinology, Diabetes & Metabolism Physician

NPI Registry JSON

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

{
    "created_epoch": "1148601600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1407802655",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2020 116TH AVE NE",
            "address_2": "SUITE 100",
            "city": "BELLEVUE",
            "state": "WA",
            "postal_code": "980043059",
            "telephone_number": "425-452-5600",
            "fax_number": "425-452-9400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2020 116TH AVE NE",
            "address_2": "SUITE 100",
            "city": "BELLEVUE",
            "state": "WA",
            "postal_code": "980043059",
            "telephone_number": "425-452-5600",
            "fax_number": "425-452-9400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAMILTON",
        "first_name": "THOMAS",
        "middle_name": "EDWARD",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-26",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "WA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1106194",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "REGENCE RIDER #",
            "identifier": "HA2889",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Bellevue, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.