Individual provider Active NPI

Jan A Winetz, MD

  • Nephrology Physician
  • San Jose, CA
National Provider Identifier
1790777852
Registry record updated May 17, 2016
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
G412450 Issued in CA
Practice address
2505 Samaritan Dr
Ste 405
San Jose, CA 95124-4006
Phone
(408) 356-8133
Fax
(408) 356-6923
NPI assigned
Aug 16, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 17, 2016

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X G412450 CA Primary

Addresses

Primary practice location

2505 Samaritan Dr
Ste 405
San Jose, CA 95124-4006

Mailing address

2505 Samaritan Dr
Ste 405
San Jose, CA 95124-4006
Phone (408) 356-8133

Other identifiers 1

IdentifierTypeStateIssuer
00G412450MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, NV2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20110718000674 CA Practitioner - Internal MedicinePractitioner - Nephrology 5991973984 Reassigns benefits to 1 organization
Practice locations: San Jose, CA
I20251116000147 NV Practitioner - Internal Medicine 5991973984 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 1976
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
CH Specialty Services NV Requeijo PCGroup PAC ID 7618341926, 22 clinicians
Northbay Physicians Surgery Center, LLCGroup PAC ID 0042122244, 336 clinicians

Practice addresses (Care Compare)

1001 Mountain St
Carson City, NV 89703-3848
Phone (337) 991-9276

1200 B Gale Wilson Blvd
Fairfield, CA 94533-3552
Phone (707) 429-3600

2458 Hilborn Rd
Fairfield, CA 94534-1072
Phone (707) 646-5500

Hospital & facility affiliations

  • Healthflex Home Health Services Home health agency, Oakland, CA, CCN 059551
  • Northbay Medical Center Hospital, Fairfield, CA, CCN 050367
  • Renown Regional Medical Center Hospital, Reno, NV, CCN 290001
  • Alpine Skilled Nursing and Rehabilitation Center Nursing home, Reno, NV, CCN 295043

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
41245CAMDMarriage & Family Therapist
G412450CAMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Gad 3 LLC CurrentSince Nov 4, 2025 Accepting new patients
Curana Health of Nevada PLLC CurrentSince Jan 6, 2026 Accepting new patients
Northbay Healthcare Group CurrentSince Apr 14, 2025 Accepting new patients
Northbay Healthcare Group Current Accepting new patients
Revive Reno LLC Past Accepting new patients

Locations

2470 Hilborn Rd
Fairfield, CA 94534
Phone (707) 446-7676

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

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

5351 Montessouri St
Las Vegas, NV 89113
Phone (702) 251-2200

1950 Baring Blvd
Sparks, NV 89434
Phone (385) 454-5027

13894 S Bangerter Pkwy
Ste 200
Draper, UT 84020
Phone (208) 996-3519

3401 N Thanksgiving Way
Ste 190
Lehi, UT 84048
Phone (385) 454-5027

Interoperability endpoints

  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

Organizations & group practices 6

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 5

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": "1124150400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1463443200000",
    "number": "1790777852",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2505 SAMARITAN DR",
            "address_2": "STE 405",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951244006",
            "telephone_number": "408-356-8133",
            "fax_number": "408-356-6923"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2505 SAMARITAN DR",
            "address_2": "STE 405",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951244006",
            "telephone_number": "408-356-8133",
            "fax_number": "408-356-6923"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WINETZ",
        "first_name": "JAN",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-08-16",
        "last_updated": "2016-05-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "CA",
            "license": "G412450",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G412450",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Jose, CA

Sources for this page

Verify at the official NPI Registry.