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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 (4)

The overall average patient rating of Dr. Helen Mashek is Good. Dr. Mashek has been reviewed by 11 patients who have provided 4 comments. The rating is 3.5 out of 5 stars.

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

Specialties & Research

Dr. Helen Mashek, MD is board certified in Dermatology.

  • She has special expertise in 6 areas:
  • Acne (Acne Vulgaris)
  • Acne Rosacea
  • Melanoma
  • Psoriasis
  • Psoriatic Arthritis
  • Skin Cancer

Education & Awards

Dr. Mashek graduated from UMDNJ, Newark. She has 1 awards.

Castle Connolly's Top Doctors™ (2013)


Dr. Mashek has 3 hospital affiliations:

  • Christiana Care Health Services 
  • Christiana Care 
  • Wilmington Hospital 


  • Ukrainian

> > > > Dr. Helen Mashek, MD

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Additional Information
Dr. Helen Ann Mashek MD is a female Dermatologist, has 21 years of experience and practices in Dermatology.
Where does Dr. Helen A. Mashek practice?
Dr. Helen Mashek has 3 office locations.
Dr. Helen Mashek practices Dermatology near Newark, DE.
Additional practice locations include: Wilmington, DE.
See Newark Dermatologists.