Individual provider Active NPI

Erika Cherk

  • Allergy & Immunology Physician
  • Palo Alto, CA
National Provider Identifier
1871129882
Registry record updated Dec 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Allergy & Immunology PhysicianTaxonomy code 207K00000X
License
A183369 Issued in CA
Practice address
795 El Camino Real
Palo Alto, CA 94301-2302
Phone
(650) 853-2981
NPI assigned
Mar 21, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 5, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy & Immunology Physician 207K00000X A183369 CA Primary
Pediatrics Physician 208000000X A183369 CA

Addresses

Primary practice location

795 El Camino Real
Palo Alto, CA 94301-2302

Mailing address

795 El Camino Real
Palo Alto, CA 94301-2302
Phone (650) 853-2981

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
I20230712004464 CA Practitioner - Allergy/Immunology 1850751546 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Allergy/Immunology
Education
Other, 2020
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)

123 S San Mateo Dr
San Mateo, CA 94401-3804
Phone (650) 343-4200

301 Industrial Rd
San Carlos, CA 94070-2603
Phone (415) 600-1000

795 El Camino Real
Palo Alto, CA 94301-2302
Phone (415) 600-1020

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A183369CAMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation CurrentSince Nov 1, 2025 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Nov 1, 2025 Accepting new patients
Sutter East Bay Medical Foundation 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

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

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

301 Industrial Rd
San Carlos, CA 94070
Phone (650) 596-4000

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: echerk579216@hisp.ehr.sutterhealth.org

Organizations & group practices 3

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": "1584748800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764892800000",
    "number": "1871129882",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "795 EL CAMINO REAL",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943012302",
            "telephone_number": "650-853-2981",
            "fax_number": "650-853-4709"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "795 EL CAMINO REAL",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943012302",
            "telephone_number": "650-853-2981"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHERK",
        "first_name": "ERIKA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-03-21",
        "last_updated": "2025-12-05",
        "certification_date": "2025-12-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "CA",
            "license": "A183369",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A183369",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Palo Alto, CA

Sources for this page

Verify at the official NPI Registry.