Michael Joseph Demaria, M.D.
Gastroenterology Physician · Glen Cove, NY
Michael Joseph Demaria, M.D. is a gastroenterology physician with a practice address in Glen Cove, New York, and NPI 1790780724, issued on Jun 16, 2005. Check the license (New York 160671, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Michael Joseph Demaria
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 160671 NY
Self-reported in NPPES; status is on the state search - Practice location
- 10 Medical Plz, Glen Cove, NY 11542
- Phone
- (516) 676-0239
- Enumerated
- Jun 16, 2005
- Record last updated
- Nov 9, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (516) 676-0956
- Medicare enrollment
- Enrolled (PECOS I20130910000147); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 10 Medical Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Joseph Demaria 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 160671Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average gastroenterology physician in 2024
1,602 Medicare Part D claims for 178 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium155 claims
- Amlodipine Besylate141 claims
- Metformin Hcl94 claims
- Losartan Potassium65 claims
- Enalapril Maleate61 claims
- Lisinopril56 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.
The MIPS final score for 2023 (Medicare payment program): 91.3 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).
Industry payments in 2024: $19.14
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 13,350 providers of this specialty with any payment received $5,015.95 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.
Bills Medicare through one group practice
- Harmony Health Care Long IslandHempstead, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Joseph Demaria among 1,797 gastroenterology physician records in New York
Michael Joseph Demaria, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1983 · median 1999 among the 1,378 with a school on file
- Record last updated2012 · 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 Glen Cove → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Gamaliel Immanuel, MDHempstead, NY 115501598855231
- Richard Pellegrini, M.D.Hempstead, NY 115501316912207
- Umair Nasir, DOUniondale, NY 115531780172445
- Vikram Singh, MDUniondale, NY 115531336550524
- Jennifer Slane, D.O.Uniondale, NY 115531336401371
- Haseeb Ahmed, M.D.Garden City, NY 115301487917852
- Robert Bartolomeo, M.D.Garden City, NY 115301174637854
- Sridevi Bhumi, M.D.Garden City, NY 115301306906938
Common questions
What is Michael Joseph Demaria, M.D.'s NPI number?
Michael Joseph Demaria, M.D.'s National Provider Identifier (NPI) is 1790780724, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Michael Joseph Demaria, M.D. located?
The NPPES record lists a practice address at 10 Medical Plz, Glen Cove, NY, 11542. Phone: (516) 676-0239. Providers update this record themselves, so call before visiting.
How can I verify Michael Joseph Demaria, M.D.'s license?
NPPES lists New York license number 160671, 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.
How much does Michael Joseph Demaria, M.D. prescribe under Medicare Part D?
In 2024, Michael Joseph Demaria, M.D. had 1,602 Medicare Part D claims for 178 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Michael Joseph Demaria, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.3 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.