William Hennessy, MD
Urology Physician · Danbury, CT
William Hennessy, MD is a urology physician with a practice address in Danbury, Connecticut, and NPI 1114922309, issued on Jun 15, 2005. Check the license (Connecticut 243023, as entered in NPPES) on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Hennessy
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 243023 CT
Self-reported in NPPES; status is on the state search - Practice location
- 51-53 Kenosia Ave, Danbury, CT 06810
- Phone
- (203) 748-0330
- Enumerated
- Jun 15, 2005
- Entity
- Type 1 · individual
Also registered at 51-53 Kenosia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michael Goltzman, M.D.Urology Physician1326570722
- Jeffrey Gorelick, MDUrology Physician1538164736
Verify William Hennessy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 243023Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Urology Physician providers in Connecticut
There are 166 urology physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other urology physician records in Connecticut
- Syed Alam, MDNew Haven, CT1093202079
- Peter Albertsen, M.D.Farmington, CT1811992639
- Catherine Alonzo, M.D.Greenwich, CT1770802357
- Rudy Andriani, MDStamford, CT1629061957
- Joseph Antoci, M. D.Middlebury, CT1720042971
- Varnel AntoineHartford, CT1386237717
- Corlis Archer-Goode, M.D.New Britain, CT1437152360
- Angela Arlen, M.D.New Haven, CT1346457215
- Harvey Armel, M.D.Milford, CT1053312173
- Milton Armm, MDBridgeport, CT1679683965
Common questions
What is William Hennessy, MD's NPI number?
William Hennessy, MD's National Provider Identifier (NPI) is 1114922309, issued on Jun 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William Hennessy, MD located?
The NPPES record lists a practice address at 51-53 Kenosia Ave, Danbury, CT, 06810. Phone: (203) 748-0330. Providers update this record themselves, so call before visiting.
How can I verify William Hennessy, MD's license?
NPPES lists Connecticut license number 243023, 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.