Jill Denowitz, M.D.
Internal Medicine Physician · Westport, CT
Jill Denowitz, M.D. is an internal medicine physician with a practice address in Westport, Connecticut, and NPI 1215013941, issued on Oct 27, 2006. Check the license (Connecticut 033447, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Jill Denowitz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 033447 CT
Self-reported in NPPES; status is on the state search - Practice location
- 333 Post Road West, Westport, CT 06880
- Phone
- (203) 571-3000
- Enumerated
- Oct 27, 2006
- Entity
- Type 1 · individual
Also registered at 333 Post Road West
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Baum, M.D.Internal Medicine Physician1437175486
- Nina Karol, M.D.Internal Medicine Physician1548286818
- Robert Teltser, M.D.Internal Medicine Physician1821291675
Verify Jill Denowitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 033447Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
33% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,875 Medicare Part D claims for 200 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium158 claims
- Rosuvastatin Calcium107 claims
- Amlodipine Besylate92 claims
- Synthroid68 claims
- Ozempic52 claims
- Escitalopram Oxalate47 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $651.03
29 payments, mostly food and beverage; the largest payer was Pfizer Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospital and facility affiliations
- Primary Care OF Westport LLCWestport, CT
- Rehabilitation Associates IncFairfield, CT
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
20 internal medicine physician records list a Westport practice address
They are 20 of the 886 NPPES records with a Westport practice address, and 2,830 internal medicine physician records in Connecticut.
All 20 in Westport → All 2,830 in Connecticut → Every provider in Westport →
Other internal medicine physician records in Connecticut
- Christina AbavanaBridgeport, CT1508206574
- Hoda Abdel Salam, M.D.New Britain, CT1144509316
- Gada Abdelhafiz, MDNew London, CT1467649558
- Mahmoud Abdelrahman, MDBridgeport, CT1467072868
- Simon Abi-SalehBridgeport, CT1891315529
- Gerard Abidor, D.O.Bridgeport, CT1518014539
- Richard Abraham, M.D.Canton, CT1023044252
- Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
- Nila Aburto, MDStamford, CT1396325718
- Angelo Accomando, M.D.East Haven, CT1063454247
Common questions
What is Jill Denowitz, M.D.'s NPI number?
Jill Denowitz, M.D.'s National Provider Identifier (NPI) is 1215013941, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jill Denowitz, M.D. located?
The NPPES record lists a practice address at 333 Post Road West, Westport, CT, 06880. Phone: (203) 571-3000. Providers update this record themselves, so call before visiting.
How can I verify Jill Denowitz, M.D.'s license?
NPPES lists Connecticut license number 033447, 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.
How much does Jill Denowitz, M.D. prescribe under Medicare Part D?
In 2024, Jill Denowitz, M.D. had 1,875 Medicare Part D claims for 200 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.