Dr Marc Stephen Posner, MD - Medicare Family Practice in Baltimore, MD

Dr Marc Stephen Posner, MD is a medicare enrolled "Family Medicine" physician in Baltimore, Maryland. He went to University Of Maryland School Of Medicine and graduated in 1976 and has 48 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Fine Bryant And Wah Inc and his current practice location is 1147 S Hanover St, Baltimore, Maryland. You can reach out to his office (for appointments etc.) via phone at (410) 752-5425.

Dr Marc Stephen Posner is licensed to practice in Maryland (license number D19640) 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 1114930211.

Contact Information

Dr Marc Stephen Posner, MD
1147 S Hanover St,
Baltimore, MD 21230-3717
(410) 752-5425
(410) 625-9042

Map and Direction




Physician's Profile

Full NameDr Marc Stephen Posner
GenderMale
SpecialityFamily Practice
Experience48 Years
Location1147 S Hanover St, Baltimore, Maryland
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 Stephen Posner attended and graduated from University Of Maryland School Of Medicine in 1976
  NPI Data:
  • NPI Number: 1114930211
  • Provider Enumeration Date: 08/14/2006
  • Last Update Date: 12/19/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2062601099
  • Enrollment ID: I20110228000801

Medical Identifiers

Medical identifiers for Dr Marc Stephen Posner such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114930211NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine D19640 (Maryland)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. Dr Marc Stephen Posner allows following entities to bill medicare on his behalf.
Entity NameHarcart Health Holdings, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912911215
PECOS PAC ID: 7810097532
Enrollment ID: O20101013000400
Entity NameMarc S Posner Md Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821001942
PECOS PAC ID: 1254512023
Enrollment ID: O20110228000153

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 Stephen Posner 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 Stephen Posner, MD
1147 S Hanover St,
Baltimore, MD 21230-3717

Ph: (410) 752-5425
Dr Marc Stephen Posner, MD
1147 S Hanover St,
Baltimore, MD 21230-3717

Ph: (410) 752-5425

Reviews and Comments


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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.