Barney Rubenstein, MD
Internal Medicine Physician · Greenwich, NY
Barney Rubenstein, MD is an internal medicine physician with a practice address in Greenwich, New York, and NPI 1356339469, issued on Oct 12, 2005. Check the license (New York 162668, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Barney Rubenstein
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 162668 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1134 State Route 29, Greenwich, NY 12834
- Phone
- (518) 692-9861
- Enumerated
- Oct 12, 2005
- Record last updated
- Jun 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (518) 692-7947
- Medicaid ID
- 01083930 NY
- Medicare enrollment
- Enrolled (PECOS I20060315000607); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 1984
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 1134 State Route 29
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristen Kelley, D.O.Family Medicine Physician1013272939
- Kameron MosherFamily Nurse Practitioner1972394914
- Darlene O'Dell, PTPhysical Therapist1982909479
- William Papura, DOFamily Medicine Physician1417958810
- Doreen Potter, PAPhysician Assistant1740266113
Verify Barney Rubenstein 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 162668Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.1 times the Medicare Part D claims of the average internal medicine physician in 2024
13,134 Medicare Part D claims for 798 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 341 claims were for opioids.
Most prescribed
- Atorvastatin Calcium928 claims
- Lisinopril713 claims
- Omeprazole631 claims
- Levothyroxine Sodium532 claims
- Amlodipine Besylate512 claims
- Rosuvastatin Calcium336 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: $17.70
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Glens Falls Hospital IncCambridge, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barney Rubenstein among 12,067 internal medicine physician records in New York
Barney Rubenstein, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1984 · median 2002 among the 7,221 with a school on file
- Record last updated2021 · 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).
1 internal medicine physician record lists a practice address in Greenwich
They are 1 of the 63 NPPES records with a practice address in Greenwich, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Greenwich → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Fred Phillips, MDGreenfield Center, NY 128331376711150
- Cynthia Short, MDGranville, NY 128321306974845
- Richard Boehler, MDGansevoort, NY 128311568674505
- Michael Crook, M.D.Wilton, NY 128311336454198
- Thomas Kandora, M.D.Hudson Falls, NY 128391144214503
- William Rohan, MDHudson Falls, NY 128391851405286
- Philip Gara, MD FACPFort Edward, NY 128281740278837
- Patricia Hale, MD, PHD, FACPFort Edward, NY 128281063414308
Common questions
What is Barney Rubenstein, MD's NPI number?
Barney Rubenstein, MD's National Provider Identifier (NPI) is 1356339469, issued on Oct 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Barney Rubenstein, MD located?
The NPPES record lists a practice address at 1134 State Route 29, Greenwich, NY, 12834. Phone: (518) 692-9861. Providers update this record themselves, so call before visiting.
How can I verify Barney Rubenstein, MD's license?
NPPES lists New York license number 162668, 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 Barney Rubenstein, MD prescribe under Medicare Part D?
In 2024, Barney Rubenstein, MD had 13,134 Medicare Part D claims for 798 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.