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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The overall average patient rating of Dr. John Mark is Excellent.
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Specialties & Research
- He has special expertise in 2 areas:
- Flu (Human Influenza)
- Osteopathic Manipulation
Education & Awards
Dr. Mark graduated from Des Moines University.
Dr. Mark has 2 hospital affiliations:
- New York Downtown Hospital
- St Vincents Hosp & Med Ctr (New York, NY)
Similar doctors nearby
- Additional Information
- Dr. John Joseph Mark DO and MD is a male Family Practitioner, has 31 years of experience and practices in Family Medicine and General Practice.
- Where does Dr. John J. Mark practice?
- Dr. John Mark has 1 office location.
Dr. John Mark practices Family Medicine and General Practice near Merrick, NY.
See Merrick Primary Care Doctors and Merrick General Practitioners.