IndividualActive
Howard Brensilver, M.D.
NPI 1336134451 · Internal Medicine Physician · Mystic, CT
Howard Brensilver, M.D. is a Internal Medicine Physician provider in Mystic, CT (NPI 1336134451).
Provider details
- NPI number
- 1336134451
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 015952 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
200 Sandy Hollow Rd
Mystic, CT 06355-1720
Phone: (860) 572-8911
Fax: (860) 572-7758
Street-level locationGet directions
Mailing address
200 Sandy Hollow Rd
Mystic, CT 06355-1720
Registry dates
- Enumerated
- 2005-09-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Howard Brensilver's NPI number?
- Howard Brensilver's National Provider Identifier (NPI) is 1336134451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Brensilver's specialty?
- Howard Brensilver is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Brensilver located?
- Howard Brensilver's practice location on file with NPPES is 200 Sandy Hollow Rd, Mystic, CT 06355-1720.
- What is Howard Brensilver's phone number?
- The practice phone number listed in the NPPES registry for Howard Brensilver is (860) 572-8911.
- Is Howard Brensilver's NPI active?
- Yes — Howard Brensilver's NPI (1336134451) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.