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Family Practitioner, Primary Care Doctor, Geriatric Specialist (elderly care)
35 years of experience
Video profile
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Marc Posner:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Marc Posner is Good. Dr. Posner has been reviewed by 15 patients who have provided 4 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 4.3
Courteous Staff 3.9
Accurate Diagnosis 3.7
Bedside Manner 3.5
Spends Time with Me 3.3
Follows Up After Visit 3.4

Specialties & Research

Dr. Marc Posner, MD is board certified in Family Medicine and Family Medicine - Geriatric Medicine.

  • He has special expertise in 1 area:
  • Alzheimer's Disease

Education & Awards

Dr. Posner graduated from University of Maryland , Baltimore.


Dr. Posner has 4 hospital affiliations:

  • Mercy Medical Center Inc 
  • Harbor Hospital Center 

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Additional Information
Dr. Marc Stephen Posner MD is a male Family Practitioner, has 35 years of experience and practices in Family Medicine, Geriatric Medicine, and Geriatric Medicine.
Where does Dr. Marc S. Posner practice?
Dr. Marc Posner has 1 office location.
Dr. Marc Posner practices Family Medicine, Geriatric Medicine, and Geriatric Medicine near Baltimore, MD.
See Baltimore Family Physicians and Baltimore Geriatric Doctors.