Active NPI
David Teh-Chung Tzou, M.D.
- Urology Physician
- San Francisco, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Urology Physician
- License
- A137612
- Practice address
- 400 Parnassus Ave
San Francisco, CA 94143-2202 - Phone
- (415) 353-2200
- NPI assigned
- Aug 18, 2008
- Last updated
- Dec 2, 2025
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Urology Physician | 208800000X | A137612 | CA | Primary |
| Urology Physician | 208800000X | 47601 | AZ |
Addresses
Primary practice location
400 Parnassus Ave
San Francisco, CA 94143-2202
Mailing address
1501 N Campbell Ave RM 5334
P.O. Box 245085
Tucson, AZ 85724-0001
Other practice location 1
1501 N Campbell Ave Box 245077, Room 2426
Tucson, AZ 85724-0001
Phone (520) 626-2016
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 Arizona College of Medicine, 2008
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
225 California Dr
Burlingame, CA 94010-4145
Phone (650) 341-9131
2330 Post St
San Francisco, CA 94115-3465
Phone (415) 476-4029
3100 San Pablo Ave
Berkeley, CA 94702-2498
Phone (510) 985-5020
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
- Banner-University Medical Center South Campus
- Banner - University Medical Center Tucson Campus
- UCSF Health St. Mary's Hospital
Merit-based Incentive Payment System (MIPS)
- Final score
- 93.34 of 100
- Quality
- 74.56
- Promoting interoperability
- 99
- Improvement activities
- 40
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Prostate resection | 36 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 47601 | AZ | MD | Urology Physician |
| A137612 | CA | MD | Urology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of California SFGH Medical Group | Current | Accepting new patients | |
| University of California San Francisco | Current | Accepting new patients | |
| University of California SFGH Medical Group | Urology | Current | Accepting new patients |
| University of California San Francisco | Current | Accepting new patients | |
| University of California San Francisco | Current | Accepting new patients |
Locations
1001 Potrero Ave
Rm 3A20
San Francisco, CA 94110
Phone (415) 206-8806
2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444
400 Parnassus Ave
San Francisco, CA 94143
Phone (415) 353-2000
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058
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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba UCSF Pediatrics Group
- Pediatrics Physician
- San Francisco, CA
- NPI 1861578973
-
- Internal Medicine Physician
- San Francisco, CA
- NPI 1477624104
-
dba UCSF SFGH Medical Group Dept of Urology
- Urology Physician
- San Francisco, CA
- NPI 1407821465
-
dba UCSF Medical Center
- Internal Medicine Physician
- San Francisco, CA
- NPI 1164512851
-
dba UCSF Outpatient Pharmacy at Parnassus
- Community/Retail Pharmacy
- San Francisco, CA
- NPI 1659141711
-
dba UCSF SFGH Medical Group Division of Vascular Surgery
- Vascular Surgery Physician
- San Francisco, CA
- NPI 1033913959
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba UCSF Health - St. Mary's Hospital
- General Acute Care Hospital
- San Francisco, CA
- NPI 1174667158
-
dba UCSF Medical Center
- General Acute Care Hospital
- San Francisco, CA
- NPI 1689772592
-
- General Acute Care Hospital
- Tucson, AZ
- NPI 1558759498
-
- Nutrition Education Nutritionist
- Tucson, AZ
- NPI 1922660182
Hospital
-
- General Acute Care Hospital
- Tucson, AZ
- NPI 1265820179
-
- Nutrition Education Nutritionist
- Tucson, AZ
- NPI 1861102881
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1219017600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1764633600000",
"number": "1427204759",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1501 N CAMPBELL AVE RM 5334",
"address_2": "P.O. BOX 245085",
"city": "TUCSON",
"state": "AZ",
"postal_code": "857240001"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "400 PARNASSUS AVE",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941432202",
"telephone_number": "415-353-2200"
}
],
"practiceLocations": [
{
"address_1": "1501 N Campbell Ave Box 245077, Room 2426",
"address_purpose": "LOCATION",
"city": "Tucson",
"state": "AZ",
"postal_code": "857240001",
"country_code": "US",
"telephone_number": "520-626-2016",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TZOU",
"first_name": "DAVID",
"middle_name": "TEH-CHUNG",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2008-08-18",
"last_updated": "2025-12-02",
"certification_date": "2025-12-02",
"status": "A"
},
"taxonomies": [
{
"code": "208800000X",
"taxonomy_group": "",
"desc": "Urology",
"state": "CA",
"license": "A137612",
"primary": true
},
{
"code": "208800000X",
"taxonomy_group": "",
"desc": "Urology",
"state": "AZ",
"license": "47601",
"primary": false
}
],
"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 Dec 2, 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.