Active NPI
Longhang Nguyen, MD
- Internal Medicine Physician
- Sunnyvale, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- A67978
- Practice address
- 312 W El Camino Real
Sunnyvale, CA 94087-1306 - Phone
- (888) 663-6331
- Fax
- (415) 252-7176
- NPI assigned
- Nov 7, 2006
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | A67978 | CA | Primary |
Addresses
Primary practice location
312 W El Camino Real
Sunnyvale, CA 94087-1306
Mailing address
1 Embarcadero Ctr Ste 1900
San Francisco, CA 94111-3723
Phone (415) 658-6791
Other practice location 1
1299 Oakmead Pkwy
Suite A
Sunnyvale, CA 94085-4040
Phone (408) 520-4510
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00A679780 | Medicaid | CA |
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
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- University of California, San Francisco School of Medicine, 1997
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
110 Sutter St
Suite 6
San Francisco, CA 94104-4020
Phone (888) 663-6331
312 W El Camino Real
Sunnyvale, CA 94087-1306
Phone (888) 663-6331
559 Clay St
Suite 200
San Francisco, CA 94111-3029
Phone (888) 663-6331
Hospital & facility affiliations
- El Camino Health
- Stanford Health Care
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 67978 | CA | MD | Pharmacist |
| A67978 | CA | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| One Medical Group, Inc. | Internal Medicine | Current | Accepting new patients |
| County of Santa Clara | Current | Accepting new patients | |
| One Medical Group, Inc | Internal Medicine | Current | Accepting new patients |
| County of Santa Clara | Current | Accepting new patients | |
| County of Santa Clara | Current | Accepting new patients | |
| University of California San Francisco | Past | Accepting new patients |
Locations
1955 Broadway
Ste A
Oakland, CA 94612
110 Sutter St
Fl 6
San Francisco, CA 94104
Phone (415) 392-8200
1 Embarcadero Ctr
Ste 1900
San Francisco, CA 94111
130 Sutter St
Fl 2
San Francisco, CA 94104
Phone (415) 529-4522
559 Clay St
#200
San Francisco, CA 94111
Phone (415) 830-4744
751 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-5110
750 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-2320
2950 S Delaware St
Ste 150
San Mateo, CA 94403
1004 Northgate Dr
San Rafael, CA 94903
Phone (415) 590-6150
1299 Oakmead Pkwy
Sunnyvale, CA 94085
Phone (408) 266-3100
312 W El Camino Real
Sunnyvale, CA 94087
1299 Oakmead Pkwy
Ste A
Sunnyvale, CA 94085
Phone (408) 520-4510
Networks
- BSC 65 PLUS INDIVIDUAL MAPD
Organizations & group practices 6
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Family Medicine Physician
- San Francisco, CA
- NPI 1467781641
Internal Medicine
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- San Jose, CA
- NPI 1699885079
-
- Federally Qualified Health Center (FQHC)
- San Jose, CA
- NPI 1336135912
-
- Pharmacy
- San Jose, CA
- NPI 1891871919
-
- End-Stage Renal Disease (ESRD) Treatment Clinic/Center
- San Francisco, CA
- NPI 1992818256
Hospital & facility affiliations 10
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Mountain View, CA
- NPI 1093712374
-
- General Acute Care Hospital
- Los Gatos, CA
- NPI 1417199340
-
- General Acute Care Hospital
- Los Gatos, CA
- NPI 1457594087
-
- General Acute Care Hospital
- Emeryville, CA
- NPI 1275076325
-
- General Acute Care Hospital
- Emeryville, CA
- NPI 1285177337
-
- General Acute Care Hospital
- Stanford, CA
- NPI 1437292927
-
- General Acute Care Hospital
- Pleasanton, CA
- NPI 1467990465
-
- General Acute Care Hospital
- Stanford, CA
- NPI 1871543215
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1162857600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1742169600000",
"number": "1194894550",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1 EMBARCADERO CTR STE 1900",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941113723",
"telephone_number": "415-658-6791"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "312 W EL CAMINO REAL",
"city": "SUNNYVALE",
"state": "CA",
"postal_code": "940871306",
"telephone_number": "888-663-6331",
"fax_number": "415-252-7176"
}
],
"practiceLocations": [
{
"address_1": "1299 Oakmead Pkwy",
"address_2": "Suite A",
"address_purpose": "LOCATION",
"city": "Sunnyvale",
"state": "CA",
"postal_code": "940854040",
"country_code": "US",
"telephone_number": "408-520-4510",
"fax_number": "408-520-4519",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "NGUYEN",
"first_name": "LONGHANG",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-11-07",
"last_updated": "2025-03-17",
"certification_date": "2025-03-17",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "CA",
"license": "A67978",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00A679780",
"state": "CA"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Sunnyvale, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 17, 2025; 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.