Meet Our Providers

  • Smitha Kuppalli, M.D.

    Dr. Smitha Kuppalli is a Physician Partner at Dermatology and Advanced Skin Care. Dr. Kuppalli received her medical degree from the University of Maryland School of Medicine and completed her residency in Dermatology at the University of Virginia. She is board certified in Dermatology. Prior to returning to her home roots in Howard County, she was on faculty at the University of Virginia School of Medicine and, more recently, was an Assistant Professor in the Department of Dermatology at Columbia University. 

    Dr. Kuppalli enjoys practicing both general dermatology and cosmetic procedures. She has a special interest in pigmented lesions and has published on various topics including psoriasis, vitiligo, and pigmented disorders. She is a member of American Academy of Dermatology, Women’s Dermatologic Society,  and American Society  for Dermatologic Surgery. 

  • Nicholas Girardi, M.D.

    Dr. Nicholas Girardi is a Physician Partner at Dermatology and Advanced Skin Care. Dr. Girardi graduated from Drexel University College of Medicine in Philadelphia. He was recognized in medical school by the Alpha Omega Alpha Honor Medical Society for his achievements. He then went on to earn a Master’s degree from Georgetown University School of Medicine in Physiology and Biophysics. Dr. Girardi completed his Dermatology residency at Johns Hopkins Hospital where he was the Chief Resident. He has published in professional journals and presented at several professional conferences. 

    Dr. Girardi enjoys practicing all aspects of dermatology including the diagnosis and treatment of melanoma and non-melanoma skin cancers, acne, psoriasis, and eczema. He is also skilled in cosmetic procedures such as the use of Botox, Peels and Lasers.

  • Aerlyn Dawn, M.D.
    Mohs Surgeon

    Dr. Dawn attended Harvard University for his undergraduate studies and received his medical degree from Duke University School of Medicine. After his internship at Mercy Medical Center in Baltimore, he completed his Dermatology residency at the University Pennsylvania and then completed a fellowship in Mohs surgery and procedural dermatology in Philadelphia. He has authored numerous scientific articles and book chapters and has presented at national dermatology and dermatologic surgery meetings. Dr. Dawn is a Diplomate of the American Board of Dermatology and is a member of the American Academy of Dermatology (AAD), American Society for Dermatologic Surgery, Dermatology Foundation, and The Skin Cancer Foundation. Dr. Dawn has extensive experience in Mohs surgery for skin cancer and reconstructive surgery. He joined Dermatology & Advanced Skin Care in 2011. For more information about Mohs surgery click here.

  • Esther Cohen, P.A.

    With over 40 years of experience, Esther Cohen was one of the first  Physician Assistants in the country.  She received her degree from the Johns Hopkins School of Health Services/Essex Community College Physician Assistant program in 1974 and trained at the Johns Hopkins Department of Dermatology. Treating adults and children, she has worked in the field of dermatology since 1980. She offers comprehensive services for a wide variety of skin, hair, and nail problems and is certified by the National Commission on Certification of Physician Assistants. Esther Cohen has been president of the Maryland Associates of Dermatology Physician Assistants since 2013 while also being a member of the American Academy of Physician Assistants, the Society of Dermatology Physician Assistants, the Maryland Academy of Physician Assistants. In 2013, she was named Physician of the Year by the Maryland Academy of Physician Assistants and in 2017, she was named Top Physician Assistant in Maryland. A long-time colleague of Dr. Rusonis, we are pleased to have Esther Cohen as a member of our patient care team.

  • Meredith Sagal, CRNP

    Meredith Sagal, FNP-C, CRNP graduated cum laude from Villanova University with her Bachelor’s degree in Nursing. She began her career as a trauma intensive care nurse at the world renowned University of Maryland R Adams Cowley Shock Trauma Center. After this, Meredith attended Duke University for her Master’s degree in Nursing. Meredith has attained a vast medical knowledge base throughout her many years of providing medical care, in areas such as emergency medicine, trauma, orthopedics, and surgical intensive care. Now, as a Family Nurse Practitioner, Meredith is certified to treat patients of all ages. She treats a wide array of dermatologic conditions and performs skin cancer screenings, skin biopsies, and various cosmetic procedures. Meredith has had advanced training in Botox, dermal fillers, and medical grade skin care product lines. She is particularly interested in the treatment of acne, eczema and psoriasis. Meredith has a strong belief in working closely together with her patients to develop an individualized treatment plan to best fit the unique needs and individual goals of each patient. In Meredith’s free time she enjoys visiting Walt Disney World, even running half marathons while there with her husband!  Meredith also still finds time to serve in the volunteer fire service as a Firefighter / Emergency Medical Technician, in Baltimore County, MD. Meredith is a member of the American Academy of Nurse Practitioners, Sigma Theta Tau, and the Dermatology Nurses Association.

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Dermatology & Advanced Skin Care


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm