Marian Fleischer, MD - Medicare Colon & Rectal Surgery in Brooklyn, NY

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Marian Fleischer, MD is a medicare enrolled "Colon & Rectal Surgery" physician in Brooklyn, New York. His current practice location is 9707 Fourth Avenue, Brooklyn, New York. You can reach out to his office (for appointments etc.) via phone at (914) 963-1400.

Marian Fleischer is licensed to practice in New York (license number 137530) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1861671653.

Contact Information

Marian Fleischer, MD
9707 Fourth Avenue,
Brooklyn, NY 11209
(914) 963-1400
(914) 722-6102

Map and Direction




Physician's Profile

Full NameMarian Fleischer
GenderMale
SpecialityColon & Rectal Surgery
Location9707 Fourth Avenue, Brooklyn, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1861671653
  • Provider Enumeration Date: 10/29/2007
  • Last Update Date: 04/29/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 9638236060
  • Enrollment ID: I20090330000182

Medical Identifiers

Medical identifiers for Marian Fleischer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861671653NPI-NPPES
00727940MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208C00000XColon & Rectal Surgery 137530 (New York)Primary

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. Marian Fleischer allows following entities to bill medicare on his behalf.
Entity NameMaimonides Faculty Practice Plan
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053344846
PECOS PAC ID: 7012808348
Enrollment ID: O20040324000597

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. Marian Fleischer 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
Marian Fleischer, MD
Po Box 414,
Harisdale, NY 10530

Ph: (718) 836-3603		Marian Fleischer, MD
9707 Fourth Avenue,
Brooklyn, NY 11209

Ph: (914) 963-1400

Reviews and Comments



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.