Gregory Boris, DO
Emergency Medicine Physician · Derby, CT
Gregory Boris, DO is an emergency medicine physician with a practice address in Derby, Connecticut, and NPI 1558386292, issued on Jul 13, 2006. Check the license (Connecticut 040900, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Boris
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 040900 CT
Self-reported in NPPES; status is on the state search - Practice location
- 130 Division St, Derby, CT 06418
- Phone
- (203) 732-7403
- Enumerated
- Jul 13, 2006
- Entity
- Type 1 · individual
Also registered at 130 Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohammed Abbas, MDStudent in an Organized Health Care Education/Training Program1215687991
- Jenny Abdulkarim, MDStudent in an Organized Health Care Education/Training Program1033795729
- Ahmed AbdullahStudent in an Organized Health Care Education/Training Program1255034690
- Binta Abdullahi, MDStudent in an Organized Health Care Education/Training Program1942051057
- Nicholas Adams, NPEmergency Registered Nurse1093599979
- Divya Aggarwal, MDStudent in an Organized Health Care Education/Training Program1154558401
Verify Gregory Boris in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 040900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
85% fewer Medicare Part D claims than the average emergency medicine physician in 2024
55 Medicare Part D claims for 16 beneficiaries, against an average of 355 among the 49,029 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.
6 emergency medicine physician records list a Derby practice address
They are 6 of the 453 NPPES records with a Derby practice address, and 761 emergency medicine physician records in Connecticut.
All 6 in Derby → All 761 in Connecticut → Every provider in Derby →
Other emergency medicine physician records in Connecticut
- Carol Abbatiello, D.O.Hartford, CT1275579732
- Lincoln Abbott, MDHartford, CT1518965433
- Wayne Abrahams, MDWaterbury, CT1508886227
- Theresa Adams, M.D.New London, CT1457678138
- Doreen Agboh, MDNew Haven, CT1275153868
- Ronald Agnes, M.D.Simsbury, CT1548399728
- Saeed Ahghari, MDEast Hartford, CT1427140862
- Teresa Allen, M.D.Putnam, CT1720047921
- William Allen, M.D.Middletown, CT1821060369
- Michael Alper, MDBrookfield, CT1558449868
Common questions
What is Gregory Boris, DO's NPI number?
Gregory Boris, DO's National Provider Identifier (NPI) is 1558386292, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Boris, DO located?
The NPPES record lists a practice address at 130 Division St, Derby, CT, 06418. Phone: (203) 732-7403. Providers update this record themselves, so call before visiting.
How can I verify Gregory Boris, DO's license?
NPPES lists Connecticut license number 040900, 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 Gregory Boris, DO prescribe under Medicare Part D?
In 2024, Gregory Boris, DO had 55 Medicare Part D claims for 16 beneficiaries; the average among emergency medicine physician prescribers was 355. 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.