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Dermatologist (skin)
16 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 (1)

The overall average patient rating of Dr. John Siebenlist is Good. Dr. Siebenlist has been reviewed by 2 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 2.3
Courteous Staff 3.7
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. John Siebenlist, MD is board certified in Dermatology.

  • He has special expertise in 5 areas:
  • Acne (Acne Vulgaris)
  • Acne Rosacea
  • Melanoma
  • Psoriasis
  • Skin Cancer

Education & Awards

Dr. Siebenlist graduated from Loma Linda University.


Dr. Siebenlist has 8 hospital affiliations:

  • St. Bernardine Medical Center 
  • French Hospital Medical Center 


  • English

> > > > Dr. John Siebenlist, MD

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Additional Information
Dr. John Barry Siebenlist MD is a male Dermatologist, has 16 years of experience and practices in Dermatology.
Where does Dr. John B. Siebenlist practice?
Dr. John Siebenlist has 10 office locations.
Dr. John Siebenlist practices Dermatology near Placentia, CA.
Additional practice locations include: San Luis Obispo, CA and Fresno, CA.
See Placentia Dermatologists.