Individual provider Active NPI

Alyssa Relos

  • Primary Care Nurse Practitioner
  • Oakland, CA
National Provider Identifier
1215500061
Registry record updated Jul 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Primary Care Nurse PractitionerTaxonomy code 363LP2300X
License
95018270 Issued in CA
Practice address
3100 Summit St
Oakland, CA 94609-3412
Phone
(510) 869-8865
NPI assigned
Jul 20, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 28, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Gerontology Nurse Practitioner 363LG0600X NP95018270 CA
Primary Care Nurse Practitioner 363LP2300X 95018270 CA Primary
Emergency Registered Nurse 163WE0003X 95042398 CA

Addresses

Primary practice location

3100 Summit St
Oakland, CA 94609-3412

Mailing address

325 Distel Cir
Los Altos, CA 94022-1408
Phone (510) 869-8865

Other practice location 1

2570 48th St
Sacramento, CA 95817-1541
Phone (916) 734-2145

Other practice location 2

1001 Potrero Ave
Bldg. 5, 4th Fl., Suite 4J
San Francisco, CA 94110-3510
Phone (628) 206-5693

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20211230000153 CA Practitioner - Nurse Practitioner 0042601015 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 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)

3100 Summit St
FL 2
Oakland, CA 94609-3412
Phone (510) 869-8865

3200 Kearney St
Fremont, CA 94538-2299
Phone (510) 490-1222

Hospital & facility affiliations

  • Alta Bates Summit Medical Center Hospital, Oakland, CA, CCN 050043
  • Alta Bates Summit Medical Center - Alta Bates Camp Hospital, Berkeley, CA, CCN 050305

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the Univ of Ca CurrentSince Oct 1, 2021 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Jun 5, 2023 Accepting new patients
Regents of the Univ of Ca Current Accepting new patients
Sutter Bay Medical Foundation CurrentSince Jun 5, 2023 Accepting new patients
Regents of the Univ of Ca CurrentSince Oct 1, 2021 Accepting new patients
Alta Bates Summit Medical Center Past Accepting new patients
Regents of the Univ of Ca Past Accepting new patients
Sutter East Bay Medical Foundation Past Accepting new patients
Sutter East Bay Medical Foundation Past Accepting new patients
Regents of the Univ of Ca Past Accepting new patients
Sutter Bay Hospitals Past Accepting new patients

Locations

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

325 Distel Cir
Los Altos, CA 94022
Phone (510) 204-3977

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

3100 Summit St
Fl 2
Oakland, CA 94609
Phone (510) 869-8400

3100 Summit St
Oakland, CA 94609
Phone (510) 869-8377

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

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

2221 Stockton Blvd
Sacramento, CA 95817
Phone (916) 734-2680

4860 Y St
Sacramento, CA 95817
Phone (916) 734-2700

4860 Y St
Ste 400
Sacramento, CA 95817
Phone (916) 734-1482

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

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

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

550 S Green Valley Rd
Watsonville, CA 95076
Phone (831) 458-5865

Interoperability endpoints

  • Direct secure messaging: arelos558063@hisp.ehr.sutterhealth.org

Organizations & group practices 11

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 2

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": "1626739200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785196800000",
    "number": "1215500061",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "325 DISTEL CIR",
            "city": "LOS ALTOS",
            "state": "CA",
            "postal_code": "940221408",
            "telephone_number": "510-869-8865"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3100 SUMMIT ST",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946093412",
            "telephone_number": "510-869-8865"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2570 48th St",
            "address_purpose": "LOCATION",
            "city": "Sacramento",
            "state": "CA",
            "postal_code": "958171541",
            "country_code": "US",
            "telephone_number": "916-734-2145",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1001 Potrero Ave",
            "address_2": "Bldg. 5, 4th Fl., Suite 4J",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941103510",
            "country_code": "US",
            "telephone_number": "628-206-5693",
            "fax_number": "628-206-2681",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RELOS",
        "first_name": "ALYSSA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-07-20",
        "last_updated": "2026-07-28",
        "certification_date": "2026-07-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": "CA",
            "license": "NP95018270",
            "primary": false
        },
        {
            "code": "363LP2300X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Primary Care",
            "state": "CA",
            "license": "95018270",
            "primary": true
        },
        {
            "code": "163WE0003X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Emergency",
            "state": "CA",
            "license": "95042398",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oakland, CA

Sources for this page

Verify at the official NPI Registry.