Individual provider Active NPI

Silvia Fonseca, MD

  • Student in an Organized Health Care Education/Training Program
  • Martinez, CA
National Provider Identifier
1750867164
Registry record updated Jul 18, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X
Practice address
2500 Alhambra Ave
Martinez, CA 94553-3156
Phone
(925) 370-5000
NPI assigned
Jul 18, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 18, 2018

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X Primary

Addresses

Primary practice location

2500 Alhambra Ave
Martinez, CA 94553-3156

Mailing address

2500 Alhambra Ave
Martinez, CA 94553-3156

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
I20250603001030 CA Practitioner - Family Practice 7012317837 Reassigns benefits to 1 organization

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Contra Costa County CurrentSince May 21, 2025 Accepting new patients
Contra Costa County CurrentSince May 21, 2025 Accepting new patients

Locations

2500 Alhambra Ave
Martinez, CA 94553
Phone (925) 370-5000

1501 Fred Jackson Way
Richmond, CA 94801
Phone (510) 231-1370

2523 El Portal Dr
Ste 206
San Pablo, CA 94806
Phone (510) 215-3730

Organizations & group practices 2

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": "1531872000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1531872000000",
    "number": "1750867164",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2500 ALHAMBRA AVE",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945533156"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2500 ALHAMBRA AVE",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945533156",
            "telephone_number": "925-370-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FONSECA",
        "first_name": "SILVIA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-07-18",
        "last_updated": "2018-07-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Martinez, CA

Sources for this page

Verify at the official NPI Registry.