Our Team

Neal Mesnick MD

Dr. Neal

Dr. Neal A. Mesnick, our board-certified Physical Medicine and Rehabilitation specialist, brings a comprehensive approach to helping patients of all ages improve their mobility and physical conditioning. As a Clinical Assistant Professor at Weill-Cornell Medical College and staff member at New York-Presbyterian Hospital, he combines advanced rehabilitation science with proven training principles. Dr. Mesnick understands that maintaining physical capability is crucial at every stage of life. His approach focuses on treating the whole person, not just individual symptoms, with particular expertise in helping mature adults stay active and independent through targeted conditioning and rehabilitation.

Dr Mesnick has a unique interest in the treatment of Sarcopenia and stresses the importance of medically supervised strength training at any age but especially in those over 50. Dr. Mesnick has lectured both locally and nationally on the topic.

Through thorough evaluation and personalized treatment plans, he helps patients enhance their functional mobility, build resilience, and improve their quality of life. Working alongside the dedicated team at Advanced Sports Medicine and Rehabilitation, Dr. Mesnick is committed to helping you achieve lasting results, whether you're recovering from an injury, managing chronic conditions, or working to maintain your independence and vitality as you age.


Jolie Katz PT, DPT

Dr. Gronowetter

Jolie is a graduate of Columbia University, where she earned her Doctorate in Physical Therapy. Jolie uses her interest in healthy and active lifestyles and applies it to treat a variety of orthopedic, neurologic and sports injuries. Jolie provides an individualized plan of care for her patients that not only addresses the cause of their issue but teaches them how to prevent it from occurring again. Whether you have low back pain, an injury to any body part, difficulty with balance or are navigating getting back into a recreational sport or hobby, Jolie will use evidence-based practice to create a one-on-one plan so you can return to functioning at your most optimal, pain-free level.


Stephen Kim PT

Dr. Kim

Stephen earned his Bachelor of Science in Physical Therapy from the University of Ulster in Belfast, Northern Ireland, and brings over 20 years of clinical experience. Since joining Advanced Sports Medicine and Rehabilitation, he has also served as the Director of Physical Therapy at a sports medicine rehabilitation clinic, following his role as a Senior Physical Therapist at Bellevue Hospital, one of New York’s leading trauma centers.

Throughout his career, Stephen has treated a wide range of conditions across acute care, inpatient and outpatient rehabilitation settings, utilizing evidence-based practices and diverse techniques with a strong emphasis on manual therapy.

With a specialization in orthopedics, sports injuries and lumbar spine disorders, Stephen takes a holistic approach to treatment, addressing the underlying causes of dysfunction while providing personalized care. His goal is to help patients regain their optimal function as quickly as possible while equipping them with the knowledge to prevent future injuries. Outside the clinic, Stephen loves spending quality time with his family, traveling, exploring the local food scene and passionately following his New York sports teams.


Eric Littman DC

Dr. Littman Book An Appointment Dr. Eric Littman has been a Chiropractor in the New York area since 1998. Dr. Littman specializes in low-force, non-surgical treatments for people with musculoskeletal injuries. Dr. Littman uses many different techniques to treat patients and is committed to returning his patients to their optimal health as quickly and as comfortably as possible. He encourages education and active participation of his patients in their achieving and maintaining optimum health. Dr. Littman is certified in Manipulation Under Anesthesia. Dr. Littman works closely with the other professionals at Advanced Sports Medicine and Rehabilitation to provide effective pain relief. He emphasizes the need to see the back and joint patient as a whole person with lifestyle, nutritional and stress factors as important components in successful care. Dr. Littman treats an array of conditions including, but not limited to, headaches, neck, mid-back, and low back pain. Dr. Littman participates with most health insurance plans and also accepts no-fault insurance and workers' compensation insurance. Please feel free to contact my office at 212-414-8508 for a consultation. The office is located at 5 W. 16th Street New York, New York 10011. We are conveniently located near many subway and bus lines.