Individual provider Active NPI

Jeffrey R Breneisen, MD

  • Cardiovascular Disease Physician
  • Fairfield, CA
National Provider Identifier
1629058615
Registry record updated Jul 31, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
G86677 Issued in CA
Practice address
1860 Pennsylvania Ave
Suite 120
Fairfield, CA 94533-3590
Phone
(707) 646-4400
Fax
(707) 646-4401
NPI assigned
Jan 18, 2006
Last updated
Jul 31, 2015By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 31, 2015

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X G86677 CA Primary

Addresses

Primary practice location

1860 Pennsylvania Ave
Suite 120
Fairfield, CA 94533-3590

Mailing address

1860 Pennsylvania Ave
Suite 120
Fairfield, CA 94533-3590
Phone (707) 646-4400

Other identifiers 1

IdentifierTypeStateIssuer
00G866770MedicaidCA

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
I20041025000637 CA Practitioner - Cardiovascular Disease (Cardiology) 9436110293 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)
Education
University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 1993
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Northbay Health Medical FoundationGroup PAC ID 3274010871, 207 clinicians

Practice addresses (Care Compare)

1860 Pennsylvania Ave
Fairfield, CA 94533-3590
Phone (707) 646-4114

1860 Pennsylvania Ave
Suite 120
Fairfield, CA 94533-3550
Phone (707) 646-4400

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Pacemaker insertion or repair36

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G86677CAMDCardiovascular Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northbay Health Medical Foundation Cardiovascular Disease CurrentSince Jan 1, 2026 Accepting new patients
Northbay Healthcare Group CurrentSince Jan 6, 2014 Accepting new patients
Northbay Healthcare Group Current Accepting new patients
Northbay Physicians Surgery Center LLC Past Accepting new patients

Locations

1200 B Gale Wilson Blvd
Fairfield, CA 94533
Phone (707) 429-3600

1261 Travis Blvd
Ste 150
Fairfield, CA 94533
Phone (707) 426-4696

1860 Pennsylvania Ave
Ste 110
Fairfield, CA 94533
Phone (707) 254-9693

1860 Pennsylvania Ave
Ste 120
Fairfield, CA 94533
Phone (707) 426-4696

2458 Hilborn Rd
Fairfield, CA 94534
Phone (707) 646-4400

4520 Business Center Dr
Ste 200
Fairfield, CA 94534
Phone (707) 646-3500

3443 Villa Ln
Ste 2
Napa, CA 94558
Phone (415) 927-7894

1000 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 446-4000

1010 Nut Tree Rd
Ste 100B
Vacaville, CA 95687
Phone (707) 646-7999

101 Main St
Winters, CA 95694
Phone (530) 795-4123

Interoperability endpoints

  • FHIR API: https://fhir-myrecord.cerner.com/r4/UMZ-Uxn6V9x08sH5gCnG-5yPg9ZX7et6/

Organizations & group practices 4

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 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": "1137542400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1438300800000",
    "number": "1629058615",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1860 PENNSYLVANIA AVE",
            "address_2": "SUITE 120",
            "city": "FAIRFIELD",
            "state": "CA",
            "postal_code": "945333590",
            "telephone_number": "707-646-4400",
            "fax_number": "707-646-4401"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1860 PENNSYLVANIA AVE",
            "address_2": "SUITE 120",
            "city": "FAIRFIELD",
            "state": "CA",
            "postal_code": "945333590",
            "telephone_number": "707-646-4400",
            "fax_number": "707-646-4401"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRENEISEN",
        "first_name": "JEFFREY",
        "middle_name": "R",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-01-18",
        "last_updated": "2015-07-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "CA",
            "license": "G86677",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G866770",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fairfield, CA

Sources for this page

Verify at the official NPI Registry.