NPIMap

Individual provider Active NPI

Cristina Gesmundo, DO

  • Family Medicine Physician
  • Castro Valley, CA
National Provider Identifier
1659807154
Registry record updated Apr 29, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
20A17198 Issued in CA
Practice address
20642 John Dr
Castro Valley, CA 94546-5103
Phone
(510) 581-2259
Fax
(510) 581-5396
NPI assigned
May 4, 2017
Last updated
Apr 29, 2024By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 29, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 20A17198 CA Primary

Addresses

Primary practice location

20642 John Dr
Castro Valley, CA 94546-5103

Mailing address

20642 John Dr
Castro Valley, CA 94546-5103
Phone (510) 581-2259

Other practice location 1

20126 Stanton Ave Ste 201
Castro Valley, CA 94546-5270
Phone (510) 581-2559

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20201002002413 CA Practitioner - Family Practice 2668891094 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Arizona College of Osteopathic Medicine Mid Western University, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
University Healthcare AllianceGroup PAC ID 6305748799, 334 clinicians

Practice addresses (Care Compare)

20126 Stanton Ave
Suite 201
Castro Valley, CA 94546-5270
Phone (510) 581-2559

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
20A17198CAMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care CurrentSince May 9, 2023 Accepting new patients
Stanford Health Care Current Accepting new patients
Stanford Health Care CurrentSince May 9, 2023 Accepting new patients
University Healthcare Alliance CurrentSince Sep 28, 2020 Accepting new patients
Eden Medical Center/San Leandro Hospital Campus Past Accepting new patients
Affinity Medical Group Past Accepting new patients
Hayward Sisters Hospital Past Accepting new patients

Locations

50 E Hamilton Ave
Ste 280
Campbell, CA 95008
Phone (408) 227-2646

20126 Stanton Ave
Ste 201
Castro Valley, CA 94546
Phone (510) 581-2559

20642 John Dr
Castro Valley, CA 94546
Phone (510) 581-2559

1300 Crane St
Menlo Park, CA 94025
Phone (510) 785-5000

4725 1st St
Ste 100
Pleasanton, CA 94566
Phone (925) 462-7060

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

Interoperability endpoints

  • Direct secure messaging: cgesmundo278964@direct.stanfordhealthcare.org

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 13

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

View all 13

NPI Registry JSON

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

{
    "created_epoch": "1493856000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1714348800000",
    "number": "1659807154",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20642 JOHN DR",
            "city": "CASTRO VALLEY",
            "state": "CA",
            "postal_code": "945465103",
            "telephone_number": "510-581-2259",
            "fax_number": "510-581-5396"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20642 JOHN DR",
            "city": "CASTRO VALLEY",
            "state": "CA",
            "postal_code": "945465103",
            "telephone_number": "510-581-2259",
            "fax_number": "510-581-5396"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "20126 Stanton Ave Ste 201",
            "address_purpose": "LOCATION",
            "city": "Castro Valley",
            "state": "CA",
            "postal_code": "945465270",
            "country_code": "US",
            "telephone_number": "510-581-2559",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GESMUNDO",
        "first_name": "CRISTINA",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-05-04",
        "last_updated": "2024-04-29",
        "certification_date": "2024-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "20A17198",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Castro Valley, CA

Sources for this page

Verify at the official NPI Registry.