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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. Mark Lopatin:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (7)

The overall average patient rating of Dr. Mark Lopatin is Good. Dr. Lopatin has been reviewed by 16 patients who have provided 7 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 3.6
Courteous Staff 4.5
Accurate Diagnosis 4.0
Bedside Manner 4.1
Spends Time with Me 4.1
Follows Up After Visit 4.3

Specialties & Research

Dr. Mark Lopatin, MD is board certified in Internal Medicine and Rheumatology.

  • He has special expertise in 6 areas:
  • Arthritis
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatic Diseases
  • Rheumatoid Arthritis

Education & Awards

Dr. Lopatin graduated from Drexel University , Philadelphia. He has 1 awards.

Top 10 Doctor - Metro Area (2014)
Delaware Valley


Dr. Lopatin has 6 hospital affiliations:

  • Doylestown Hospital 
  • Holy Redeemer Health System 


  • French

> > > > Dr. Mark Lopatin, MD

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Additional Information
Dr. Mark A Lopatin MD is a male Internist, has 28 years of experience and practices in Internal Medicine and Rheumatology.
Where does Dr. Mark A. Lopatin practice?
Dr. Mark Lopatin has 1 office location.
Dr. Mark Lopatin practices Internal Medicine and Rheumatology near Willow Grove, PA.
See Willow Grove Internists and Willow Grove Rheumatologists.