Dennis Demeria, M.D.
Gastroenterology Physician · Brooklyn, NY
Dennis Demeria, M.D. is a gastroenterology physician with a practice address in Brooklyn, New York, and NPI 1356717599, issued on Aug 11, 2015. Check the license (New York 281320, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Dennis Demeria
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 281320 NY
Self-reported in NPPES; status is on the state search - Practice location
- 704 Degraw St, Brooklyn, NY 11217
- Phone
- (646) 588-8842
- Enumerated
- Aug 11, 2015
- Record last updated
- Aug 11, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160222002663); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Verify Dennis Demeria in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 281320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 95.4 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Cayuga Medical Associates PCIthaca, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dennis Demeria among 1,797 gastroenterology physician records in New York
Dennis Demeria, M.D. is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 84% of them.
- NPI issued2015 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2001 · median 1999 among the 1,378 with a school on file
- Record last updated2015 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
All 1,797 in New York → Every provider in Brooklyn → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Ofem Ajah, MDBrooklyn, NY 112171366469918
- Purna Chandra Prasad Atluri, M.D.Brooklyn, NY 112171972578490
- Asrael Bamberger, MDBrooklyn, NY 112171881643054
- Lewis Genuth, MDBrooklyn, NY 112171588605588
- Jagdish Gupta, M.D.Brooklyn, NY 112171083788400
- Leon Kurtz, M.D.Brooklyn, NY 112171447217302
- William Erber, M.D.Brooklyn, NY 112181588661052
- Jonathan Erber, MDBrooklyn, NY 112181730386657
Common questions
What is Dennis Demeria, M.D.'s NPI number?
Dennis Demeria, M.D.'s National Provider Identifier (NPI) is 1356717599, issued on Aug 11, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Dennis Demeria, M.D. located?
The NPPES record lists a practice address at 704 Degraw St, Brooklyn, NY, 11217. Phone: (646) 588-8842. Providers update this record themselves, so call before visiting.
How can I verify Dennis Demeria, M.D.'s license?
NPPES lists New York license number 281320, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Dennis Demeria, M.D.'s MIPS final score?
The 2023 MIPS final score is 95.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.