Additional Providers

Our physicians, nurses and the entire staff at Southern Tier Dermatology & Aesthetics believe that looking your best is part of a healthy, balanced approach to living your best life. Doing everything we can to enhance and maintain our natural beauty is just one way we take care of ourselves.

Jennifer Fabrizi, RPA-C, attended King’s College and graduated in 1999 earning her bachelor’s degree in physician assistant science. Jennifer Fabrizi continued her studies with a corresponding master’s degree in physician assistant science, graduating from the University of Nebraska in 2001. Jennifer Fabrizi brings over 15 years of physician assistant experience. Your beauty is her passion. Jennifer Fabrizi will help you look 5 to 10 years younger. Jennifer Fabrizi is also experienced in Botox and dermal filler.

Michelle Tagliaferri, RPA-C is a Rome, NY native who has served the dermatology needs of patients in the Utica area for more than 15 years. Michelle Tagliaferri works in our Utica, NY office. Michelle Tagliaferri is a 1998 graduate from Hamilton College in Clinton, N.Y., where she was awarded a Bachelor of Arts degree in biology. After completing her studies at Hamilton, Michelle Tagliaferri entered LeMoyne College in Syracuse, N.Y., where in 2001 she graduated from the physician assistant program. Michelle Tagliaferri is a member of the Society of Dermatology Physician Assistants and AAPA.

Katie Weber LPN, MA, grew up in Binghamton, NY. Katie Weber utilizes many years of valuable experience from the beauty industry along with two plastic surgery practices and cosmetic dermatology. Katie Weber is duel licensed in aesthetic skin treatments and nursing. Katie Weber is the primary provider of the following aesthetic treatments: Microdermabrasion’s, Micro-Needling with PRP therapy, Chemical Peels and Micro peels. Katie Weber is skilled and very experienced in using non-invasive medical lasers for laser hair reduction, destruction of vascular lesions, telangiectasia’s and spider veins. The use of dynamic light treatments for rosacea, actinic keratosis, solar lentigos and sun damage. Katie Weber also runs the XTRAC laser for the treatment of psoriasis and vitiligo. Katie Weber also uses the latest and state of art, cutting edge, FDA cleared CoolSculpting, Ultherapy, Miradry and Platelet Rich Plasma Therapy(PRP). PRP is showing extraordinaire promise for collagen remolding, scar revision and hair restoration. Katie Weber is always available to discuss all aesthetic options offered at Southern Tier Dermatology & Aesthetics for our patients.

Michelle Winsor, FNP-C, has been with Southern Tier Dermatology & Aesthetics team since June 2012 as a Nurse Practitioner. Michelle Winsor earned her BS in nursing from Syracuse University in 1999 and her master’s degree as a Family Nurse Practitioner from Binghamton University. Michelle Winsor brings 19 years of experience working as a registered nurse and clinical nurse coordinator which makes her uniquely suited to the practice at Southern Tier Dermatology. Michelle Winsor’s focus is on individualized care and the health of the entire person across the lifespan.

Yvonne Chesna, FNP-C, has been providing dermatology care since 1998. Yvonne Chesna worked with Dr. Sienkiewicz for 9 plus years prior to joining Southern Tier Dermatology. Yvonne Chesna is a graduate from Binghamton University Decker School of Nursing with a MS and BS degree. Yvonne Chesna served the community as a nurse working in Labor and Delivery, the Broome County Health Department and various home care both in nursing and primary care as a FNP. Yvonne Chesna taught full-time at the Decker School of Nursing from 2008-2011. Yvonne has also been a preceptor to medical student and family nurse practitioner student for many years. Yvonne Chesna moved to San Antonio, Texas for a short period from 2012-2014 where she worked extensively with Wound Care, adjunctive Hyperbaric Therapy .   Yvonne Chesna’s love of dermatology returned her to the area where she is providing dermatology care.

Beth Stewart, FNP-C, received her Master’s degree as a Family Nurse Practitioner from Binghamton University in 2014 and her B.S. in Nursing from Syracuse University in 1999. Beth Stewart has a background as a provider for a busy family centered medical practice walk in clinic as well as 20 years’ experience as a Registered Nurse. Beth Stewart has a love of dermatology and is dedicated to providing personalized care to the members of our community.

Melissa Mele-Delgado is a Buffalo native who received her Adult Health Nurse Practitioner degree from Daemen College. Melissa went on to advance her education by completing the Doctor of Nursing Practice degree as one of the first cohorts in the Western New York region. She comes to Southern Tier Dermatology with experience in endocrinology, rheumatology, and several years of dermatology. Her doctoral research in the field of dermatology, specifically psoriasis, led her to focus on autoimmune skin conditions. She also enjoys all aspects of dermatology including the aesthetic component, and was trained by a reputable plastic surgeon in dermal fillers and neurotoxins. Melissa is a member of the Sigma Theta Tau International Nursing Honor Society and is an outdoor enthusiast in her free time which she spends with her husband and children.

Patrick Crandell is a Board-Certified Physician Assistant who was born and raised in the Binghamton area. He obtained his M.S. in Physician Assistant Studies at New York Institute of Technology (NYIT) and began his medical career in 2013. He practiced Emergency Medicine for 5 years before joining Southern Tier Dermatology & Aesthetics in 2018. He is an enthusiastic member of the team and is dedicated to providing great care for his patients. He prides himself on explaining topics thoroughly and clearly to each and every patient. Patrick’s interests include skin cancer screening, surgical biopsies, infectious disease and other common skin ailments. He resides in Binghamton with his wife and their daughter. Outside of work he enjoys being a parent, athletics, travel, and the culture and cuisine of the Southern Tier.


Professional Training:
• Emergency Medicine, United Health Services
• Masters of Science in Physician Assistant Studies
• New York Institute of Technology
• Bachelor of Arts, Villanova University


Organizations and Societies:
• American Academy of Physician Assistants
• New York State Society of Physician Assistants