MATTHEW SCOTT HOWLETT MD
NPI 1649039066
Radiology - Vascular & Interventional Radiology in San Francisco, CA
About Matthew Scott Howlett Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW SCOTT HOWLETT MD (NPI 1649039066) is an individual vascular & interventional radiology provider in San Francisco, California, licensed in California (2087584) and active in the NPI registry since March 2024.
NPPES Registry Identity
Specialties & Licenses
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Matthew Howlett's NPI number?
The NPI number for Matthew Howlett is 1649039066. It was assigned to this individual provider in the NPPES registry on March 18, 2024.
Where is Matthew Howlett located?
Matthew Howlett practices at 400 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 476-1000.
What is Matthew Howlett's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
When was this NPI record last updated?
The NPPES record for Matthew Howlett was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Matthew Scott Howlett, MD · NPI 1649039066
Vascular & Interventional Radiology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since March 18, 2024.
## Identity
- **NPI:** 1649039066 (Entity type: Individual)
- **Enumerated:** March 18, 2024
- **Primary specialty:** Radiology - Vascular & Interventional Radiology · taxonomy 2085R0204X
- **State license:** 2087584 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 PARNASSUS AVE, San Francisco, CA 94143-2202
- **Phone:** (415) 476-1000
## Record status
- **NPPES last updated:** August 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1649039066) · Data from the CMS NPPES public registry.