Robert A. Klein, MD
Gastroenterology Physician · Mineola, NY
Robert A. Klein, MD is a gastroenterology physician with a practice address in Mineola, New York, and NPI 1538263637, issued on Sep 11, 2006. Check the license (New York 140524-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Robert A. Klein
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 140524-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 300 Old Country Road Suite 31, Mineola, NY 11501
- Phone
- (516) 294-9380
- Enumerated
- Sep 11, 2006
- Record last updated
- Jul 30, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (516) 294-5351
- Medicaid ID
- 00779997 NY
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 300 Old Country Road Suite 31
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Geier, MDGastroenterology Physician1629172721
- Alan Lipp, MDGastroenterology Physician1194829291
- Rosa Pereira, DOInternal Medicine Physician1447354543
Verify Robert A. Klein 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 140524-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Robert A. Klein among 1,797 gastroenterology physician records in New York
Robert A. Klein, 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 not. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 44% newer
- In a Medicare fileNo · 88% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2010 · 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).
18 gastroenterology physician records list a practice address in Mineola
They are 18 of the 2,077 NPPES records with a practice address in Mineola, and 1,797 gastroenterology physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,797 in New York → Every provider in Mineola → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- David Friedel, M.D.Mineola, NY 115011285603878
- Steven Geier, MDMineola, NY 115011629172721
- James Grendell, M.D.Mineola, NY 115011457320426
- Bhawna Halwan, M.D.Mineola, NY 115011083649784
- Shahzad Iqbal, MDMineola, NY 115011386667947
- Dmitriy Khodorskiy, M.D.Mineola, NY 115011689803736
- Alan Lipp, MDMineola, NY 115011194829291
- Anthony Massimillo, M.D.Mineola, NY 115011043277692
Common questions
What is Robert A. Klein, MD's NPI number?
Robert A. Klein, MD's National Provider Identifier (NPI) is 1538263637, issued on Sep 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert A. Klein, MD located?
The NPPES record lists a practice address at 300 Old Country Road Suite 31, Mineola, NY, 11501. Phone: (516) 294-9380. Providers update this record themselves, so call before visiting.
How can I verify Robert A. Klein, MD's license?
NPPES lists New York license number 140524-1, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.