Active NPI
Zachary Kornberg, MD
- Urology Physician
- San Francisco, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Urology Physician
- License
- A180449
- Practice address
- 1825 4TH St FL 4
San Francisco, CA 94143-2350 - Phone
- (415) 353-7171
- NPI assigned
- Apr 3, 2019
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Urology Physician | 208800000X | A180449 | CA | Primary |
Addresses
Primary practice location
1825 4TH St FL 4
San Francisco, CA 94143-2350
Mailing address
300 Pasteur Dr
Stanford, CA 94305-2200
Other practice location 1
300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 725-5746
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
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Urology
- Education
- University of California, San Francisco School of Medicine, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
400 Parnassus Ave
San Francisco, CA 94143-2202
505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-1000
521 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-1000
Hospital & facility affiliations
- UCSF Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A180449 | CA | MD | Urology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| City & County of San Francisco | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Current | Accepting new patients | |
| University of California San Francisco | Current | Accepting new patients | |
| University of California SFGH Medical Group | Urology | Current | Accepting new patients |
| City and County of San Francisco | Current | Accepting new patients | |
| University of California SFGH Medical Group | Current | Accepting new patients | |
| UCSF Medical Group Business Services | Urology | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| City & County of San Francisco | Current | Accepting new patients | |
| University of California San Francisco | Current | Accepting new patients |
Locations
2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444
1825 4th St
Ste Box
San Francisco, CA 94143
1001 Potrero Ave
Rm 3A20
San Francisco, CA 94110
Phone (415) 206-8806
1825 4th St
Fl 4
San Francisco, CA 94143
Phone (415) 353-9888
1001 Potrero Ave
San Francisco, CA 94110
Phone (415) 206-2305
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710
Interoperability endpoints
- zkornberg77347@direct-ucsfmedicalcenter.org
Organizations & group practices 10
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.
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1477624104
Urology
-
- Clinical Medical Laboratory
- San Francisco, CA
- NPI 1982737524
-
- Pediatrics Physician
- San Francisco, CA
- NPI 1861578973
-
- Urology Physician
- San Francisco, CA
- NPI 1407821465
-
- Community Health/Public Health Clinical Nurse Specialist
- San Francisco, CA
- NPI 1609041060
-
- Methadone Clinic
- San Francisco, CA
- NPI 1578787925
-
- Health Service Clinic/Center
- San Francisco, CA
- NPI 1194115246
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1164512851
-
- Community/Retail Pharmacy
- San Francisco, CA
- NPI 1659141711
-
- Vascular Surgery Physician
- San Francisco, CA
- NPI 1033913959
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- San Francisco, CA
- NPI 1689772592
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1554249600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1754611200000",
"number": "1982166534",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "300 PASTEUR DR",
"city": "STANFORD",
"state": "CA",
"postal_code": "943052200"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1825 4TH ST FL 4",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941432350",
"telephone_number": "415-353-7171"
}
],
"practiceLocations": [
{
"address_1": "300 Pasteur Dr",
"address_purpose": "LOCATION",
"city": "Stanford",
"state": "CA",
"postal_code": "943052200",
"country_code": "US",
"telephone_number": "650-725-5746",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KORNBERG",
"first_name": "ZACHARY",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2019-04-03",
"last_updated": "2025-08-08",
"certification_date": "2025-08-08",
"status": "A"
},
"taxonomies": [
{
"code": "208800000X",
"taxonomy_group": "",
"desc": "Urology",
"state": "CA",
"license": "A180449",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in San Francisco, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 8, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.