Merrill Bronstein, M.D.
NPI 1609151554 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · San Francisco, CA
Merrill Bronstein, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in San Francisco, CA (NPI 1609151554).
Provider details
- NPI number
- 1609151554
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- GFE25703 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-10-11
- Last updated
- 2011-10-11
Frequently asked questions
- What is Merrill Bronstein's NPI number?
- Merrill Bronstein's National Provider Identifier (NPI) is 1609151554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Merrill Bronstein's specialty?
- Merrill Bronstein is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Merrill Bronstein located?
- Merrill Bronstein's practice location on file with NPPES is 1024 Cabrillo St, San Francisco, CA 94118-3633.
- What is Merrill Bronstein's phone number?
- The practice phone number listed in the NPPES registry for Merrill Bronstein is (415) 752-1500.
- Is Merrill Bronstein's NPI active?
- Yes — Merrill Bronstein's NPI (1609151554) is active in the NPPES registry as of the last update on 2011-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.