Our Staff

All professionals at Dermatology Associates of Lancaster maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in the medical field. Read on to learn more about our staff's experience and training.

Jeanette L. Hebel, MD, FAAD

Dermatologists Lancaster | Dr. Jeanette L. Hebel

Dr. Hebel graduated from medical school at the University of Pittsburgh School of Medicine. She then joined the Navy where she completed a transitional internship at the National Naval Medical Center and her residency in Dermatology at the Naval Medical Center in San Diego. She was Board certified in Dermatology in 2000. Because she wanted to specialize in skin cancer, Dr. Hebel went on to pursue a fellowship in Mohs Surgery at the Skin Surgery Center in Winston-Salem, NC. After completing thirteen years on active duty in the Navy she returned to her native Lancaster to practice Mohs Surgery at Dermatology Associates of Lancaster. She is on active staff at Lancaster General Hospital. Dr. Hebel is a fellow of the American Academy of Dermatology and the American College of Mohs Surgery. She is a member of the Pennsylvania Academy of Dermatology and the Lancaster City & County Medical Society. She has coauthored multiple articles in peer-reviewed medical journals and also coauthored two chapters in the online eMedicine textbook.


Jennifer A. Sceppa, MD, FAAD, FASDP

Dermatologists Lancaster | Dr. Jennifer A. Sceppa

A Board certified Dermatologist and Dermatopathologist, Dr. Sceppa graduated from Cornell University with Distinction in All Subjects, receiving a BA in biology. While at Cornell, she was chosen from the top 5% of her class to be a Merrill Presidential Scholar and was elected to the Phi Beta Kappa Honor Society. She attended the University of Pennsylvania School of Medicine for her medical training where she was elected to the Alpha Omega Alpha Honor Society. She completed her Dermatology residency at Penn State Milton S. Hershey Medical Center, serving as chief resident in her final year there. She pursued further subspecialty training during a Dermatopathology fellowship at the Ackerman Academy of Dermatopathology/SUNY Downstate in New York City. She has coauthored multiple articles in peer-reviewed medical journals regarding her research in dermatology and dermatopathology, and has also coauthored a book on mycosis fungoides with the late A. Bernard Ackerman, one of the founding figures in dermatopathology.

Dr. Sceppa specializes in the diagnosis and treatment of all skin conditions, including skin cancer, acne, psoriasis, hair loss, eczema, and other skin rashes. She is also able to provide in-office diagnosis of biopsies of various skin conditions and growths. Dr. Sceppa is a fellow of the American Academy of Dermatology and the American Society of Dermatopathology, and is a member of the Pennsylvania Academy of Dermatology. She is on active staff at Lancaster General Hospital.


Jennifer L. Mueller, MD, FAAD

Dermatologists Lancaster | Dr. Jennifer L. Mueller

A Board certified Dermatologist, Dr. Mueller graduated Magna cum Laude from Virginia Tech in 1999 and 2001 for her Bachelor and Master degrees, respectively. She then graduated from Eastern Virginia Medical School in 2005. She completed her training in Dermatology at Drexel University in Philadelphia in 2009. She specializes in all areas of medical dermatology, including therapy for psoriasis and acne, full skin examinations, non-Mohs dermatologic surgery, as well as, cosmetic procedures, including soft tissue fillers and sclerotherapy and laser therapy for a broad range of conditions, including hair reduction, telangiectasias, and tattoo removal. She is on active staff at Lancaster General Hospital.


Christina N. Lawson, MD, FAAD

Christina N. Lawson, MD, FAAD

Dr. Lawson, a native of Lancaster County, graduated from the University of Maryland majoring in neurobiology and physiology in 2006. She obtained her medical degree from Howard University College of Medicine in 2011. She then completed her residency in dermatology at Howard University Hospital in 2015. Dr. Lawson received her Board Certification in Dermatology in 2015. She is looking forward to using her expertise to care for patients specializing in the areas of medical and surgical dermatology, with particular interest in ethnic skin care and hair loss. She is on active staff at Lancaster General Hospital.


Sara Marian Lucking, MD, FAAD

Sara Marian Lucking, MD, FAAD

Dr. Lucking, a native central Pennsylvanian, graduated from Gettysburg College with a Bachelor of Sciences in Biology and then completed a Master of Science in Integrative Physiology at the University of Colorado at Boulder. She then obtained her medical degree from the Pennsylvania State University College of Medicine and completed her dermatology residency at the University of New Mexico in Albuquerque, NM. Dr. Lucking is looking forward to using her expertise to care for the patients of Lancaster County in all aspects of dermatology including general, medical, pediatric, and surgical. She is on active staff at Lancaster General Hospital.


Joanne Smucker Rill, MD

Joanne Rill

A native of Lancaster, Dr. Rill attended Eastern Mennonite University for her undergraduate education. She then graduated from the Pennsylvania State University College of Medicine in 2013. Dr. Rill completed her internal medicine internship and dermatology residency at the Penn State Milton S. Hershey Medical Center where during her final year of residency she served as the Chief Administrative Resident. Her professional society memberships include the Alpha Omega Alpha Medical Honor Society, the Gold Humanism Honors Society, and the American Academy of Dermatology. She is adept at general, pediatric, medical, and surgical dermatology. She has specific interest in cutaneous malignancies, acne, psoriasis, and bullous diseases. She is excited to be joining the outstanding team at Dermatology Associates of Lancaster and looking forward to practicing and serving her home community of Lancaster.


Desiree A. Antonacci, MS, PA-C

Desiree A. Antonacci, MS, PA-C

Desiree received her Bachelor of Science degree in chemistry from West Chester University, West Chester, Pennsylvania. She has extensive experience working as a research chemist at several international pharmaceutical companies. She received her Master of Science degree in Health Services from Philadelphia College of Osteopathic Medicine, Philadelphia, Pennsylvania. Prior to joining our practice, she worked in internal medicine in Bryn Mawr, Pennsylvania and in rheumatology in Dunedin, Florida. Her experience in rheumatology gives her advanced knowledge in the treatment of autoimmune and joint disorders.