Active NPI
Thomas T Aoki, MD
- Endocrinology, Diabetes & Metabolism Physician
- Sacramento, CA
National Provider Identifier
1730151655
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Endocrinology, Diabetes & Metabolism Physician
- License
- G016656
- Practice address
- 4150 V St
Sacramento, CA 95817-1460 - Phone
- (916) 734-3730
- Fax
- (916) 734-7953
- NPI assigned
- Feb 3, 2006
- Last updated
- Jul 13, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | G016656 | CA | Primary |
Addresses
Primary practice location
4150 V St
Sacramento, CA 95817-1460
Mailing address
1021 El Sur Way
Sacramento, CA 95864-5268
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
| License | State | Type | Specialty |
|---|---|---|---|
| G016656 | CA | MD | Endocrinology, Diabetes & Metabolism Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Aoki Diabetes Research Institute | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1138924800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1730151655",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1021 EL SUR WAY",
"city": "SACRAMENTO",
"state": "CA",
"postal_code": "958645268"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4150 V ST",
"city": "SACRAMENTO",
"state": "CA",
"postal_code": "958171460",
"telephone_number": "916-734-3730",
"fax_number": "916-734-7953"
}
],
"practiceLocations": [],
"basic": {
"last_name": "AOKI",
"first_name": "THOMAS",
"middle_name": "T",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-02-03",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "CA",
"license": "G016656",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Sacramento, CA
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.