Registry data as of Aug 27, 2026

Howard Brensilver, M.D.

Internal Medicine Physician · Mystic, CT

Howard Brensilver, M.D. is an internal medicine physician with a practice address in Mystic, Connecticut, and NPI 1336134451, issued on Sep 14, 2005. Check the license (Connecticut 015952, as entered in NPPES) on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1336134451
Name
Howard Brensilver
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
015952 CT
Self-reported in NPPES; status is on the state search
Practice location
200 Sandy Hollow RD, Mystic, CT 06355
Phone
(860) 572-8911
Enumerated
Sep 14, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 200 Sandy Hollow RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Thomas Blum, M.D.Internal Medicine Physician1194710210
  2. Rosemary Bontempi, M.D.Internal Medicine Physician1346235462
  3. Warren Fields, M.D.Internal Medicine Physician1821083999
  4. Prior Parker, MDOphthalmology Physician1326076795
  5. James Scarles, M.D.Internal Medicine Physician1194710269
  6. James Sullivan, M.D.Internal Medicine Physician1780679472

Verify Howard Brensilver in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 015952
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

9 internal medicine physician records list a Mystic practice address

They are 9 of the 242 NPPES records with a Mystic practice address, and 2,830 internal medicine physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in Connecticut

  1. Christina AbavanaBridgeport, CT1508206574
  2. Hoda Abdel Salam, M.D.New Britain, CT1144509316
  3. Gada Abdelhafiz, MDNew London, CT1467649558
  4. Mahmoud Abdelrahman, MDBridgeport, CT1467072868
  5. Simon Abi-SalehBridgeport, CT1891315529
  6. Gerard Abidor, D.O.Bridgeport, CT1518014539
  7. Richard Abraham, M.D.Canton, CT1023044252
  8. Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
  9. Nila Aburto, MDStamford, CT1396325718
  10. Angelo Accomando, M.D.East Haven, CT1063454247

Common questions

What is Howard Brensilver, M.D.'s NPI number?

Howard Brensilver, M.D.'s National Provider Identifier (NPI) is 1336134451, issued on Sep 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Howard Brensilver, M.D. located?

The NPPES record lists a practice address at 200 Sandy Hollow RD, Mystic, CT, 06355. Phone: (860) 572-8911. Providers update this record themselves, so call before visiting.

How can I verify Howard Brensilver, M.D.'s license?

NPPES lists Connecticut license number 015952, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.