Meet our team

Stephanie Walton
Licensed Esthetician and Owner

Stephanie Walton is the owner and sole esthetician at Skin Spot located in Hillsborough, New Jersey. Stephanie has been a licensed esthetician since 2013 and holds licenses in New Jersey, New York, and Pennsylvania. She has worked in a variety of settings prior to opening Skin Spot including a waxing center, medical spas and dermatology. Stephanie has years of experience with microneedling, facials, lasers, chemical peels and customizing skin care regimens that deliver results. Stephanie is an Allergan Medical Institute speaker and trainer for Diamond Glow and Skin Medica throughout the North East. Stephanie treats all skin types and believes consistency with treatments along with a medical grade skincare regimen will provide her clients with long lasting results.

Jonathan Martinez Dalmasi
Medical Director

Jonathan Martinez is a medical professional with extensive experience in internal medicine, hospitalist programs, and medical informatics. He currently serves as the Medical Director of Internal Medicine at Jefferson NJ's Stratford Campus. Martinez began his career as a Doctor of Medicine at the Universidad Central del Este in San Pedro de Macoris, Dominican Republic. He later completed his post-graduate training in Internal Medicine at The Brooklyn Hospital Center Clinical Affiliate of The Mount Sinai Hospital Academic Affiliate of Icahn School of Medicine in Brooklyn, New York.

Martinez has held several leadership positions throughout his career, including serving as the Medical Director for the hospitalist program within the Department of Internal Medicine at The Brooklyn Hospital Center from 2016 to 2017. From 2018 to 2020, he served as the Medical Informatics Officer for Epic Implementation at Jefferson NJ. Martinez is certified in Advanced Cardiovascular Life Support (ACLS) and Basic Life Support with AED Certification (BLS) by the American Heart Association, as well as Moderate Sedation Certification.

In addition to his professional work, Martinez has conducted research on topics such as medication reconciliation in an inpatient hospital setting and compliance with screening for abdominal aortic aneurysm in the Ambulatory Care Center PI Project.

Martinez is affiliated with several professional organizations, including the American College of Physicians, American Medical Association (AMA), Society of Hospital Medicine, and Committee of Interns and Residents (CIR). He was elected Delegate for The Brooklyn Hospital Center for CIR from 2013 to 2016 and currently serves as a Clinical Assistant Professor of Medicine SUNY Downstate Medical School since August 2016.