Individual provider Active NPI

Jessica Trang Phan, MD

  • Geriatric Medicine (Internal Medicine) Physician
  • Sunnyvale, CA
National Provider Identifier
1902484280
Registry record updated Oct 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
A183183 Issued in CA
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

Updated by the provider on Oct 22, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
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
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20231106002370 CA Practitioner - Geriatric MedicinePractitioner - Internal Medicine 2860873775 Reassigns benefits to 2 organizations

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
Sutter Bay Medical FoundationGroup PAC ID 4284538778, 3,783 clinicians

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

LicenseStateTypeSpecialty
A183183CAMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Permanente Medical Group, Inc CurrentSince Oct 16, 2023 Accepting new patients
Permanente Medical Group Inc Current Accepting new patients
Sutter Bay Medical Foundation CurrentSince Oct 1, 2025 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Oct 1, 2025 Accepting new patients
Permanente Medical Group Inc CurrentSince Oct 16, 2023 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

  • Direct secure messaging: 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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

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

Verify at the official NPI Registry.