Our Staff

All our professionals at Skin Care Center of Southern Illinois maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dermatology.

George T. Nahass, MD, Board Certified Dermatologist / DermatopathologistGeorge T. Nahass, MD, Board Certified Dermatologist / Dermatopathologist

Dr. George T. Nahass is a Board Certified Dermatologist and Dermatopathologist who specializes in the diagnosis and treatment of all skin diseases, including skin cancers, acne, psoriasis, warts, rashes, and eczema to name a few. Dr. Nahass was valedictorian of the 1981 class of Rutgers University School of Pharmacy. He graduated from the University of Pennsylvania School of Medicine in 1988 and then completed a 3 year residency in Internal Medicine at the Hospital of the University of Pennsylvania. He completed his 3 year residency in Dermatology at the University of Miami/Jackson Memorial Hospital in 1992 and joined the faculty at St. Louis in July of 1992 where he worked for 10 years. While at SLU, he completed an additional fellowship in Dermatopathology.

Dr. Nahass has received many honors including the Ernest Little Award for outstanding student at Rutgers College of Pharmacy in 1981; Alpha Omega at the University of Pennsylvania School of Medicine in 1985; and the Louis R. Dinon Award for excellence in teaching in 1987.

Dr. Nahass has authored or co-authored over 45 medical publications and has been an invited guest to speak at numerous lectures during his medical career.

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Natalie Amason, NP-CNatalie Amason, NP-C

Natalie Amason has been a Certified Family Nurse Practitioner since 2014 and has extensive knowledge of medical and cosmetic dermatology. She is passionate about providing individualized, high quality, evidence-based care to her patients and continually pursues both professional development and continuing education opportunities.

Along with her experience in medical dermatology Natalie has extensive knowledge of aesthetic procedures including BOTOX®, Dysport®, Xeomin®, KYBELLA®, Juvederm® and Restylane® dermal fillers and neurotoxins.

Natalie received her bachelor’s and master’s degree in nursing from the University of Colorado, Denver. She is also a proud graduate of Kaskaskia College’s associate degree nursing program and is certified by the American Academy of Nurse Practitioners.

She is accepting new adult and pediatric patients for medical, general, and cosmetic dermatology.

Karilyn Crook, PA-CKarilyn Crook, PA-C

Karilyn Crook is a certified physician assistant who joined Skin Care Center of Southern Illinois in July 2017. She has nearly ten years of experience in medical, surgical, and cosmetic dermatology providing annual skin checks, Botox®, fillers, laser treatments, KYBELLA®, skin care recommendations, and scar treatments. She is a member of the Society of Dermatology Physician Assistants (SDPA), the American Academy of Physician Assistants (AAPA), and the Illinois Academy of PAs (IAPA), all professional organizations which provide continuing education programs to improve patient care.

Karilyn has her Masters in Physician Assistant Studies from Southern Illinois University Carbondale and graduated magna cum laude from Western Illinois University with a Bachelors in Biology and a minor in Chemistry. She sees adult and pediatric patients to diagnose and treat all conditions of the skin, hair, and nails.

Tina Hall, NP-C

Tina Hall, NP-C

Tina Hall, Certified Family Nurse Practitioner, received her Master of Science in Nursing in 2018 from Maryville University, St. Louis, Missouri, and she received her Bachelor of Science in Nursing from Southern Illinois University in 2015. Tina’s experience as a surgical nurse and in working with critical care, dementia, and hospice patients has taught her to be a compassionate and considerate provider, always making her patients’ comfort, care, health, and privacy a top priority.

Tina has been at Skin Care Center of Southern Illinois as a medical dermatology nurse since 2014 and was trained as a cosmetic dermatology nurse in 2018. She provides injectable wrinkle treatments, including BOTOX®, Dysport®, Xeomin®, dermal fillers, including Juvederm®, Radiesse®, Belotero®, and Restylane®, and laser procedures. Tina is accepting new adult and pediatric patients for general, medical, and cosmetic dermatology.