Jay G. Merker, MD
Internal Medicine Physician · Great Neck, NY
Jay G. Merker, MD is an internal medicine physician with a practice address in Great Neck, New York, and NPI 1508933250, issued on Nov 29, 2006. Check the license (New York 160496, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jay G. Merker
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 160496 NY
Self-reported in NPPES; status is on the state search - Practice location
- 192 East Shore Road, Great Neck, NY 11023
- Phone
- (516) 487-4500
- Enumerated
- Nov 29, 2006
- Record last updated
- May 3, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (516) 829-2793
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Verify Jay G. Merker 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 160496Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
137 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Omeprazole16 claims
- Pantoprazole Sodium15 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Jay G. Merker among 12,067 internal medicine physician records in New York
Jay G. Merker, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2010 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
62 internal medicine physician records list a practice address in Great Neck
They are 62 of the 2,508 NPPES records with a practice address in Great Neck, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Great Neck → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Bita Ashourzadeh, MDGreat Neck, NY 110241790720027
- Renee Fleischer, MDGreat Neck, NY 110241376766436
- Illya Maher, M.D.Great Neck, NY 110241376966432
- Joseph Yehounatan, MDGreat Neck, NY 110241760700520
- Renita Alexander, MDGreat Neck, NY 110211124654033
- William Berger, MDGreat Neck, NY 110211760914634
- Md Mehedi HasanGreat Neck, NY 110211295539716
- Miao Huang, DOGreat Neck, NY 110211679193833
Common questions
What is Jay G. Merker, MD's NPI number?
Jay G. Merker, MD's National Provider Identifier (NPI) is 1508933250, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jay G. Merker, MD located?
The NPPES record lists a practice address at 192 East Shore Road, Great Neck, NY, 11023. Phone: (516) 487-4500. Providers update this record themselves, so call before visiting.
How can I verify Jay G. Merker, MD's license?
NPPES lists New York license number 160496, 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 Jay G. Merker, MD prescribe under Medicare Part D?
In 2024, Jay G. Merker, MD had 137 Medicare Part D claims for 75 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Jay G. Merker, MD's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.