Browse Health
Family Practitioner, Primary Care Doctor
38 years of experience
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).

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Specialties & Research

Dr. William Marks, MD is board certified in Family Medicine.

Education & Awards

Dr. Marks graduated from George Washington University.


Dr. Marks has 2 hospital affiliations:

  • Howard County General Hospital 
  • Lorien Nursing and Rehabilitation Center-Columbia 

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Additional Information
Dr. William Andrew Marks MD is a male Family Practitioner, has 38 years of experience and practices in Family Medicine.
Where does Dr. William A. Marks practice?
Dr. William Marks has 12 office locations.
Dr. William Marks practices Family Medicine near Columbia, MD.
Additional practice locations include: Owings Mills, MD and Pasadena, MD.
See Columbia Family Physicians.