David Klug, MD
Gastroenterology Physician · Brooklyn, NY
David Klug, MD is a gastroenterology physician with a practice address in Brooklyn, New York, and NPI 1548334352, issued on Nov 20, 2006. Check the license (New York NY128913, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- David Klug
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- NY128913 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2020 E 53RD St SU BB, Brooklyn, NY 11234
- Phone
- (718) 253-1313
- Enumerated
- Nov 20, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (718) 951-8949
- Medicaid ID
- 00315742 NY
- Medicare enrollment
- Enrolled (PECOS I20120120000662); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 1975
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Verify David Klug 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 NY128913Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% fewer Medicare Part D claims than the average gastroenterology physician in 2024
739 Medicare Part D claims for 98 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium55 claims
- Metoprolol Succinate42 claims
- Omeprazole40 claims
- Amlodipine Besylate37 claims
- Levothyroxine Sodium33 claims
- Losartan Potassium26 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.
David Klug among 1,797 gastroenterology physician records in New York
David Klug, 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
- Graduated1975 · median 1999 among the 1,378 with a school on file
- Record last updated2007 · 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
- Elie Abadie, MDBrooklyn, NY 112341639235435
- Harvey Goodson, MDBrooklyn, NY 112341548238827
- Sam Moskowitz, MDBrooklyn, NY 112341851377394
- Albert Nadaf, MDBrooklyn, NY 112341972522936
- Martin Rosen, MDBrooklyn, NY 112341861563074
- Robert TracerBrooklyn, NY 112341689637811
- Robin Baradarian, M.D.Brooklyn, NY 112351104841931
- Michael BernsteinBrooklyn, NY 112351043221450
Common questions
What is David Klug, MD's NPI number?
David Klug, MD's National Provider Identifier (NPI) is 1548334352, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Klug, MD located?
The NPPES record lists a practice address at 2020 E 53RD St SU BB, Brooklyn, NY, 11234. Phone: (718) 253-1313. Providers update this record themselves, so call before visiting.
How can I verify David Klug, MD's license?
NPPES lists New York license number NY128913, 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 David Klug, MD prescribe under Medicare Part D?
In 2024, David Klug, MD had 739 Medicare Part D claims for 98 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.