Raymond Anythony Diaz, MD
Gastroenterology Physician · Great Neck, NY
Raymond Anythony Diaz, MD is a gastroenterology physician with a practice address in Great Neck, New York, and NPI 1346250024, issued on Aug 8, 2006. Check the license (New York 213794, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Raymond Anythony Diaz
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 213794 NY
Self-reported in NPPES; status is on the state search - Practice location
- 307 E Shore RD, Great Neck, NY 11023
- Phone
- (516) 233-2838
- Enumerated
- Aug 8, 2006
- Record last updated
- Feb 15, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (718) 425-8934
- Medicare enrollment
- Enrolled (PECOS I20100330001144); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Verify Raymond Anythony Diaz 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 213794Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% more Medicare Part D claims than the average gastroenterology physician in 2024
1,247 Medicare Part D claims for 414 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Omeprazole370 claims
- Pantoprazole Sodium143 claims
- Famotidine70 claims
- Hydrocortisone68 claims
- Sucralfate26 claims
- Lisinopril25 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.
Industry payments in 2024: $587.75
24 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. 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 3 group practices
- AE And LY Medical Associates PLLCHuntington, NY
- Chinatown True Care Medical PLLCNew York, NY
- Digestive Disease Care, PCRichmond Hill, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Raymond Anythony Diaz among 1,797 gastroenterology physician records in New York
Raymond Anythony Diaz, MD 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 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 44% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1993 · median 1999 among the 1,378 with a school on file
- Record last updated2013 · 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 Great Neck → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Chaim Abittan, MDGreat Neck, NY 110231972512002
- Richard Bronzo, MDGreat Neck, NY 110231477647055
- Mordecai Dicker, MDGreat Neck, NY 110231437169117
- Michael Goldstein, M.D.Great Neck, NY 110231063410645
- Robert HermanGreat Neck, NY 110231366440067
- Gina Kwak, M.D.Great Neck, NY 110231396742201
- David Milkes, MDGreat Neck, NY 110231457375966
- Howard Rattner, MDGreat Neck, NY 110231033133541
Common questions
What is Raymond Anythony Diaz, MD's NPI number?
Raymond Anythony Diaz, MD's National Provider Identifier (NPI) is 1346250024, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Raymond Anythony Diaz, MD located?
The NPPES record lists a practice address at 307 E Shore RD, Great Neck, NY, 11023. Phone: (516) 233-2838. Providers update this record themselves, so call before visiting.
How can I verify Raymond Anythony Diaz, MD's license?
NPPES lists New York license number 213794, 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 Raymond Anythony Diaz, MD prescribe under Medicare Part D?
In 2024, Raymond Anythony Diaz, MD had 1,247 Medicare Part D claims for 414 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.