Barney Rubenstein, MD - Medicare Internal Medicine in Greenwich, NY

Barney Rubenstein, MD is a medicare enrolled "Internal Medicine" physician in Greenwich, New York. He went to Albany Medical College Of Union University and graduated in 1984 and has 40 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Glens Falls Hospital Inc and his current practice location is 1134 State Route 29, Greenwich Medical Center, Greenwich, New York. You can reach out to his office (for appointments etc.) via phone at (518) 692-9861.

Barney Rubenstein is licensed to practice in New York (license number 162668) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1356339469.

Contact Information

Barney Rubenstein, MD
1134 State Route 29, Greenwich Medical Center,
Greenwich, NY 12834
(518) 692-9861
(518) 692-7947

Map and Direction




Physician's Profile

Full NameBarney Rubenstein
GenderMale
SpecialityInternal Medicine
Experience40 Years
Location1134 State Route 29, Greenwich, New York
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Barney Rubenstein attended and graduated from Albany Medical College Of Union University in 1984
  NPI Data:
  • NPI Number: 1356339469
  • Provider Enumeration Date: 10/12/2005
  • Last Update Date: 06/08/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0648287698
  • Enrollment ID: I20060315000607

Medical Identifiers

Medical identifiers for Barney Rubenstein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356339469NPI-NPPES
P00010324OtherNYRR MEDICARE
01083930MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0300XInternal Medicine - Geriatric Medicine 162668 (New York)Secondary
207R00000XInternal Medicine 162668 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Fort Hudson Certified Home Health Agency, IncFort edward, NYHome health agency
Community Hospice, Inc, TheRensselaer, NYHospice
Glens Falls HospitalGlens falls, NYHospital
Saratoga HospitalSaratoga springs, NYHospital
Southwestern Vermont Medical CenterBennington, VTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Glens Falls Hospital Inc8325955974149

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Barney Rubenstein allows following entities to bill medicare on his behalf.
Entity NameGlens Falls Hospital Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1336198217
PECOS PAC ID: 8325955974
Enrollment ID: O20031103000498

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Barney Rubenstein is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Barney Rubenstein, MD
100 Park Street, Glens Falls Hospital - Credentialing,
Glens Falls, NY 12801-4413

Ph: (518) 926-5924
Barney Rubenstein, MD
1134 State Route 29, Greenwich Medical Center,
Greenwich, NY 12834

Ph: (518) 692-9861

Reviews and Comments


Internal Medicine Doctors in Greenwich, NY


Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.