Maria Josefina (Josephine) Quintanilla-Dieck, MD

Maria Josefina (Josephine) Quintanilla-Dieck, MD is double board-certified in dermatology and micrographic dermatologic surgery (Mohs Surgery).  She specializes in the treatment of skin cancer and complex facial reconstruction.  Dr. Quintanilla-Dieck is an ACGME Fellowship-trained Mohs surgeon.  She received her training at the University of Michigan Department of Dermatology, where she completed both Dermatology residency and fellowship in Mohs Micrographic Surgery and Cutaneous Oncology.  She is a fellow of the American Academy of Dermatology and the American College of Mohs Surgery.  She specializes in Mohs surgery and in the diagnosis and surgical treatment of skin cancers.

Dr. Quintanilla-Dieck completed medical school, with high honors, at the School of Medicine of the Monterrey Institute of Technology in Monterrey, Mexico.  Following graduation, she completed a postdoctoral research fellowship at Boston University School of Medicine in Massachusetts, where she performed medical research and authored and published several papers in the field of melanoma invasion.  Dr. Quintanilla-Dieck subsequently completed her internship in Internal Medicine at Mount Sinai Elmhurst Hospital in New York, followed by residency in Dermatology at the University of Michigan in Ann Arbor, Michigan.  She then joined the dermatology faculty at the University of Texas Southwestern Medical Center in Dallas, Texas, before moving to Austin, Texas where she practiced general dermatology at Austin Regional Clinic.  After 6 years practicing general dermatology, Dr. Quintanilla-Dieck returned to the University of Michigan to complete a fellowship in Mohs Micrographic Surgery and Cutaneous Oncology.  She remained on faculty for 3 years as an Assistant Professor of Dermatology at the University of Michigan specializing in Mohs surgery and complex facial reconstruction and the treatment of melanoma and other complex cutaneous malignancies.

Dr. Quintanilla-Dieck has recently moved to Naperville with her husband and two young boys.  She speaks fluent Spanish.

Education and Training

Doctor of Medicine (MD), Ignacio A. Santos School of Medicine, Monterrey, Mexico, 08/1997-08/2004

Postdoctoral Research Fellowship, Department of Dermatology, Boston University School of Medicine, Boston MA, 03/2006-05/2007

Internship, Department of Internal Medicine, Mount Sinai Medicine Program-Elmhurst Hospital Center, Elmhurst,NY, 07/2007-06/2008

Residency, Department of Dermatology, University of Michigan, Ann Arbor, MI, 07/2008-06/2011

Fellowship, Micrographic Surgery & Dermatologic Oncology, Department of Dermatology, University of Michigan, Ann Arbor, MI, 07/2017 – 06/2018

Board Certified Dermatology
Board Certified Micrographic Dermatologic Surgery

Hospital Affiliations:

  • Edward-Elmhurst Endeavor Health


Orsini Surgical Dermatology
1519 Legacy Circle
Naperville, IL 60563


(630) 300-0015
(630) 300-0014


Monday - Friday:
8:30am - 5:00pm