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Dermatologist (skin), Pediatrician
35 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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Ronald Sweren is Good. Dr. Sweren has been reviewed by 10 patients who have provided 2 comments. The rating is 4 out of 5 stars.

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

Specialties & Research

Dr. Ronald Sweren, MD is board certified in Dermatology and Pediatrics.

  • He has special expertise in 6 areas:
  • Acne (Acne Vulgaris)
  • Acne Rosacea
  • Dermatology
  • Melanoma
  • Psoriasis
  • Skin Cancer

Education & Awards

Dr. Sweren graduated from University of Maryland , Baltimore.


Dr. Sweren has 4 hospital affiliations:

  • Sinai Hospital Of Baltimore 
  • The Johns Hopkins Hospital 


  • English

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Additional Information
Dr. Ronald Jay Sweren MD is a male Dermatologist, has 35 years of experience and practices in Dermatology and Pediatrics.
Where does Dr. Ronald J. Sweren practice?
Dr. Ronald Sweren has 3 office locations.
Dr. Ronald Sweren practices Dermatology and Pediatrics near Lutherville Timonium, MD.
Additional practice locations include: Baltimore, MD and Pikesville, MD.
See Lutherville Timonium Dermatologists and Lutherville Timonium Pediatricians.