Robert D. Chessin, M.D.
Pediatrics Physician · Bridgeport, CT
Robert D. Chessin, M.D. is a pediatrics physician with a practice address in Bridgeport, Connecticut, and NPI 1992718753, issued on Aug 14, 2006. Check the license (Connecticut 020146, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Robert D. Chessin
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 020146 CT
Self-reported in NPPES; status is on the state search - Practice location
- 4699 Main St, Bridgeport, CT 06606
- Phone
- (203) 452-8322
- Enumerated
- Aug 14, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (203) 452-2296
- Entity
- Type 1 · individual
Also registered at 4699 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Aiello, M.D.Diagnostic Radiology Physician1366447302
- Donald Annicelle, DDSGeneral Practice Dentistry1306028030
- Holly Bashura, APRNFamily Nurse Practitioner1194771758
- Karol Chacho, MDReproductive Endocrinology Physician1174630651
- Amanda Coppola, APRNFamily Nurse Practitioner1609056944
- Alicja Dewera-Moczerniuk, M.D.Pediatrics Physician1629217914
Verify Robert D. Chessin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 020146Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average pediatrics physician in 2024
11 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
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.
35 pediatrics physician records list a practice address in Bridgeport
They are 35 of the 2,980 NPPES records with a practice address in Bridgeport, and 1,043 pediatrics physician records in Connecticut.
All 35 in Bridgeport → All 1,043 in Connecticut → Every provider in Bridgeport →
Other pediatrics physician records in Connecticut
- Sobia Aamir, MDHartford, CT1245998475
- Nada Abdel A'Al, M.D.Trumbull, CT1679586580
- Sakena Abedin, M.D.Hamden, CT1891949954
- Matthew Abel, MEDICAL DOCTORNew Milford, CT1538166806
- Suja Abraham, MDStamford, CT1568537090
- Robin Abramowicz, M.D.Westport, CT1346383023
- Nicole Abramowitz, MDWestport, CT1245243922
- Carnie Acier, MDNew Haven, CT1881331031
- Robert Adamenko, MDGlastonbury, CT1629040100
- Susan Adeife Lee, MDBristol, CT1528120094
Common questions
What is Robert D. Chessin, M.D.'s NPI number?
Robert D. Chessin, M.D.'s National Provider Identifier (NPI) is 1992718753, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert D. Chessin, M.D. located?
The NPPES record lists a practice address at 4699 Main St, Bridgeport, CT, 06606. Phone: (203) 452-8322. Providers update this record themselves, so call before visiting.
How can I verify Robert D. Chessin, M.D.'s license?
NPPES lists Connecticut license number 020146, 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 Robert D. Chessin, M.D. prescribe under Medicare Part D?
In 2024, Robert D. Chessin, M.D. had 11 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.