Active NPI
Eric Tam, MD
- Family Medicine Physician
- Pasadena, CA
National Provider Identifier
1275037103
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- A164896
- Practice address
- 50 Alessandro PL Ste a-20
Pasadena, CA 91105-3171 - Phone
- (888) 530-4415
- Fax
- (855) 245-2961
- NPI assigned
- Mar 23, 2018
- Last updated
- Aug 21, 2026
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | A164896 | CA | Primary |
Addresses
Primary practice location
50 Alessandro PL Ste a-20
Pasadena, CA 91105-3171
Mailing address
50 Alessandro PL Ste a-20
Pasadena, CA 91105-3171
Phone (188) 530-4415
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A164896 | CA | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| UCLA Medical Group | Family Medicine | Past | Accepting new patients |
| Cloud Health Medical Group of California, P.C. | Family Medicine | Past | Accepting new patients |
Interoperability endpoints
- eric.tam.1@17371.direct.athenahealth.com
- etam25362@direct.uclahealth.org
Organizations & group practices 3
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.
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- San Jose, CA
- NPI 1679337158
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1194404327
Family Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1521763200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787270400000",
"number": "1275037103",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "50 ALESSANDRO PL STE A-20",
"city": "PASADENA",
"state": "CA",
"postal_code": "911053171",
"telephone_number": "188-530-4415",
"fax_number": "855-245-2961"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "50 ALESSANDRO PL STE A-20",
"city": "PASADENA",
"state": "CA",
"postal_code": "911053171",
"telephone_number": "888-530-4415",
"fax_number": "855-245-2961"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TAM",
"first_name": "ERIC",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2018-03-23",
"last_updated": "2026-08-21",
"certification_date": "2026-08-21",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "CA",
"license": "A164896",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Pasadena, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.