Dr Marc Jason Ostreicher, MD - Medicare Internal Medicine in Cedarhurst, NY

Dr Marc Jason Ostreicher, MD is a medicare enrolled "Internal Medicine" physician in Cedarhurst, New York. He went to Icahn School Of Medicine At Mount Sinai and graduated in 2005 and has 19 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 123 Maple Ave, Suite 202, Cedarhurst, New York. You can reach out to his office (for appointments etc.) via phone at (516) 374-6363.

Dr Marc Jason Ostreicher is licensed to practice in New York (license number 256063) 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 1831420967.

Contact Information

Dr Marc Jason Ostreicher, MD
123 Maple Ave, Suite 202,
Cedarhurst, NY 11516-2240
(516) 374-6363
(516) 374-6300

Map and Direction




Physician's Profile

Full NameDr Marc Jason Ostreicher
GenderMale
SpecialityInternal Medicine
Experience19 Years
Location123 Maple Ave, Cedarhurst, 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:
  • Dr Marc Jason Ostreicher attended and graduated from Icahn School Of Medicine At Mount Sinai in 2005
  NPI Data:
  • NPI Number: 1831420967
  • Provider Enumeration Date: 01/29/2010
  • Last Update Date: 08/01/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 8325225709
  • Enrollment ID: I20110613000338

Medical Identifiers

Medical identifiers for Dr Marc Jason Ostreicher such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831420967NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 256063 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Catholic Home CareFarmingdale, NYHome health agency

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. Dr Marc Jason Ostreicher allows following entities to bill medicare on his behalf.
Entity NameFive Towns Medicine Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275832552
PECOS PAC ID: 8022295401
Enrollment ID: O20110613000268

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. Dr Marc Jason Ostreicher 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
Dr Marc Jason Ostreicher, MD
123 Maple Ave, Suite 202,
Cedarhurst, NY 11516-2240

Ph: (516) 374-6363
Dr Marc Jason Ostreicher, MD
123 Maple Ave, Suite 202,
Cedarhurst, NY 11516-2240

Ph: (516) 374-6363

Reviews and Comments


Internal Medicine Doctors in Cedarhurst, NY

Dr. Jonathan Zinberg, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 657 Central Ave, Cedarhurst, NY 11516
Phone: 516-374-0670    Fax: 516-295-0648
Marc Fenster, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 657 Central Ave, Cedarhurst, NY 11516
Phone: 516-374-5570    
Boris Serebryansky, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 91a Carman Ave, Cedarhurst, NY 11516
Phone: 516-569-1617    Fax: 516-569-3057
Dr. Carl Bertram Friedman, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 123 Maple Ave, Ste 203, Cedarhurst, NY 11516
Phone: 516-374-1818    Fax: 516-374-1830
Dr. Jay Samuel Fenster, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 657 Central Ave, Cedarhurst, NY 11516
Phone: 516-374-0670    Fax: 516-295-0648
Jonathan Klahr, MD
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 660 Central Ave, Cedarhurst, NY 11516
Phone: 516-374-7122    Fax: 516-374-4088
Howard Rosenfeld, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 123 Grove Ave, Suite 102, Cedarhurst, NY 11516
Phone: 516-374-0700    Fax: 516-374-8934

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.