Individual provider Active NPI

Angelina Marie Seffens, MD

  • Pediatrics Physician
  • Santa Clara, CA
National Provider Identifier
1275112492
Registry record updated Sep 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
A195290 Issued in CA
Practice address
2652 El Camino Real
Santa Clara, CA 95051-3041
Phone
(408) 524-5952
NPI assigned
Apr 5, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 8, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X A195290 CA Primary

Addresses

Primary practice location

2652 El Camino Real
Santa Clara, CA 95051-3041

Mailing address

PO Box 276950
Sacramento, CA 95827-6950

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
I20240509003313 CA Practitioner - Pediatric Medicine 3476994328 Reassigns benefits to 4 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A195290CAMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation Current Accepting new patients
County of Santa Clara Pediatrics CurrentSince Apr 26, 2024 Accepting new patients
County of Santa Clara CurrentSince Apr 26, 2024 Accepting new patients
County of Santa Clara CurrentSince Apr 26, 2024 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Sep 8, 2025 Accepting new patients
County of Santa Clara Current Accepting new patients
County of Santa Clara CurrentSince Apr 26, 2024 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Sep 8, 2025 Accepting new patients
Sutter East Bay Medical Foundation Past Accepting new patients

Locations (25 of 27)

18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590

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

7475 Camino Arroyo
Gilroy, CA 95020
Phone (408) 852-2400

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

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911

151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

751 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-5110

1993 McKee Rd
San Jose, CA 95116
Phone (408) 254-6320

2101 Alexian Dr
San Jose, CA 95116
Phone (408) 272-6050

1996 Lundy Ave
San Jose, CA 95131
Phone (408) 299-5846

500 Tully Rd
San Jose, CA 95111
Phone (408) 817-1433

750 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-2320

123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200

2652 El Camino Real
Santa Clara, CA 95051
Phone (408) 241-3801

3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

10200 Trinity Pkwy
Ste 101
Stockton, CA 95219
Phone (209) 323-3488

Interoperability endpoints

  • Direct secure messaging: aseffens175881@santaclaravalley.direct-ci.net

Organizations & group practices 9

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1617580800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757289600000",
    "number": "1275112492",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 276950",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958276950"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2652 EL CAMINO REAL",
            "city": "SANTA CLARA",
            "state": "CA",
            "postal_code": "950513041",
            "telephone_number": "408-524-5952"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SEFFENS",
        "first_name": "ANGELINA",
        "middle_name": "MARIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-04-05",
        "last_updated": "2025-09-08",
        "certification_date": "2025-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A195290",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Santa Clara, CA

Sources for this page

Verify at the official NPI Registry.