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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).

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Mark Berk is Good. Dr. Berk has been reviewed by 24 patients who have provided 5 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.9
Promptness 3.0
Courteous Staff 3.6
Accurate Diagnosis 3.7
Bedside Manner 3.0
Spends Time with Me 3.0
Follows Up After Visit 3.1

Specialties & Research

Dr. Mark Berk, MD is board certified in Dermatology.

  • He has special expertise in 7 areas:
  • Acne (Acne Vulgaris)
  • Acne Rosacea
  • Contact Dermatitis
  • Melanoma
  • Psoriasis
  • Psoriatic Arthritis
  • Skin Cancer

Education & Awards

Dr. Berk graduated from University Of Toronto Faculty Of Medicine. He has 1 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Berk has 18 hospital affiliations:

  • Evanston Hospital 
  • Advocate Good Samaritan Hospital 


  • Romanian
  • Polish
  • Yiddish
  • English
  • Spanish

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Additional Information
Dr. Mark Allan Berk MD is a male Dermatologist, has 30 years of experience and practices in Dermatology.
Where does Dr. Mark A. Berk practice?
Dr. Mark Berk has 3 office locations.
Dr. Mark Berk practices Dermatology near Lake Forest, IL.
Additional practice locations include: Glenview, IL and Chicago, IL.
See Lake Forest Dermatologists.