Active NPI
Jessica Trang Phan, MD
- Geriatric Medicine (Internal Medicine) Physician
- Sunnyvale, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Geriatric Medicine (Internal Medicine) Physician
- License
- A183183
- Practice address
- 301 Old San Francisco Rd
Sunnyvale, CA 94086-6386 - Phone
- (408) 730-6250
- NPI assigned
- Mar 30, 2021
- 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 |
|---|---|---|---|---|
| Geriatric Medicine (Internal Medicine) Physician | 207RG0300X | A183183 | CA | Primary |
Addresses
Primary practice location
301 Old San Francisco Rd
Sunnyvale, CA 94086-6386
Mailing address
301 Old San Francisco Rd
Sunnyvale, CA 94086-6386
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
- Geriatric Medicine
- Education
- University of South Florida College of Medicine, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
1949 Grant Rd
Mountain View, CA 94040-3217
Phone (650) 968-2990
201 Old San Francisco Rd
Sunnyvale, CA 94086-6385
Phone (408) 739-6000
301 Old San Francisco Rd
Sunnyvale, CA 94086-6386
Phone (408) 739-6000
370 Distel Cir
Los Altos, CA 94022-1404
Phone (650) 254-5200
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A183183 | CA | MD | Geriatric Medicine (Internal Medicine) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Permanente Medical Group, Inc | Current | Accepting new patients | |
| Permanente Medical Group Inc | Current | Accepting new patients | |
| Sutter Bay Medical Foundation | Current | Accepting new patients | |
| Sutter Bay Medical Foundation | Current | Accepting new patients | |
| Permanente Medical Group Inc | Current | Accepting new patients |
Locations (25 of 31)
18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590
750 Auburn Ravine Rd
Auburn, CA 95603
Phone (530) 823-6131
350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920
1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100
3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800
1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777
4753 W Shaw Ave
Ste 101
Fresno, CA 93722
Phone (559) 277-8738
900 N Douty St
Hanford, CA 93230
Phone (559) 587-9014
370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200
600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755
101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200
1800 Harrison St
Fl 7
Oakland, CA 94612
795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832
101 Monroe St
Petaluma, CA 94954
Phone (707) 763-4109
1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911
1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015
901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500
930 W Main St
Ripon, CA 95366
Phone (209) 599-4221
501 J St
Sacramento, CA 95814
Phone (916) 497-3000
2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000
3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847
123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200
710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400
3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750
5615 Scotts Valley Dr
Scotts Valley, CA 95066
Phone (831) 430-2700
Interoperability endpoints
- jphan750911@hisp.ehr.sutterhealth.org
Organizations & group practices 5
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.
-
- Multi-Specialty Clinic/Center
- Palo Alto, CA
- NPI 1013950807
-
- Internal Medicine Physician
- Santa Clara, CA
- NPI 1073606299
-
- Internal Medicine Physician
- Stockton, CA
- NPI 1548343510
-
- Clinical Medical Laboratory
- San Jose, CA
- NPI 1497971584
-
- Clinical Medical Laboratory
- Santa Clara, CA
- NPI 1669287033
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Skilled Nursing Facility
- Mountain View, CA
- NPI 1750378519
Nursing home
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1617062400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761091200000",
"number": "1902484280",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "301 OLD SAN FRANCISCO RD",
"city": "SUNNYVALE",
"state": "CA",
"postal_code": "940866386"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "301 OLD SAN FRANCISCO RD",
"city": "SUNNYVALE",
"state": "CA",
"postal_code": "940866386",
"telephone_number": "408-730-6250"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PHAN",
"first_name": "JESSICA",
"middle_name": "TRANG",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-03-30",
"last_updated": "2025-10-22",
"certification_date": "2025-10-22",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0300X",
"taxonomy_group": "",
"desc": "Internal Medicine, Geriatric Medicine",
"state": "CA",
"license": "A183183",
"primary": true
}
],
"identifiers": [],
"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 Oct 22, 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.