Active NPI
Tristan Howard
- Anesthesiology Physician
- San Francisco, CA
National Provider Identifier
1801530142
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- A190930
- Practice address
- 513 Parnassus Ave
San Francisco, CA 94143-2205 - Phone
- (415) 476-3235
- NPI assigned
- Apr 22, 2022
- Last updated
- Jun 8, 2026
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | A190930 | CA | Primary |
Addresses
Primary practice location
513 Parnassus Ave
San Francisco, CA 94143-2205
Mailing address
406 N Exton Ave Apt E
Inglewood, CA 90302-4593
Phone (916) 613-3833
Electronic endpoints 4
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | tristanhoward@ucsf.edu | UCSF Medical Center | |
| Direct Messaging Address | tristanhoward@ucsf.edu | UCSF SFGH Clinical Practice Group | |
| Direct Messaging Address | tristanhoward@ucsf.edu | UCSF Medical Center | |
| Direct Messaging Address | tristanhoward@ucsf.edu | UCSF Medical Center |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A190930 | CA | MD | Student in an Organized Health Care Education/Training Program |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1650585600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780876800000",
"number": "1801530142",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "406 N EXTON AVE APT E",
"city": "INGLEWOOD",
"state": "CA",
"postal_code": "903024593",
"telephone_number": "916-613-3833"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "513 PARNASSUS AVE",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941432205",
"telephone_number": "415-476-3235"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HOWARD",
"first_name": "TRISTAN",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2022-04-22",
"last_updated": "2026-06-08",
"certification_date": "2026-06-08",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CA",
"license": "A190930",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "tristanhoward@ucsf.edu",
"affiliation": "Y",
"affiliationName": "UCSF Medical Center",
"address_1": "400 Parnassus Ave",
"city": "San Francisco",
"state": "CA",
"country_code": "US",
"postal_code": "941432202",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "tristanhoward@ucsf.edu",
"affiliation": "Y",
"affiliationName": "UCSF SFGH Clinical Practice Group",
"address_1": "1930 Market St",
"city": "San Francisco",
"state": "CA",
"country_code": "US",
"postal_code": "941026228",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "tristanhoward@ucsf.edu",
"affiliation": "Y",
"affiliationName": "UCSF Medical Center",
"address_1": "513 Parnassus Ave",
"address_2": "Box 0427",
"city": "San Francisco",
"state": "CA",
"country_code": "US",
"postal_code": "941432205",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "tristanhoward@ucsf.edu",
"affiliation": "Y",
"affiliationName": "UCSF Medical Center",
"address_1": "505 Parnassus Ave",
"city": "San Francisco",
"state": "CA",
"country_code": "US",
"postal_code": "941432204",
"country_name": "United States",
"address_type": "DOM"
}
],
"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 Jun 8, 2026; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.