SPEAR Midtown - Plaza Hotel (La Palestra)



SPEAR at the Plaza is located on the lower level of the Plaza Hotel, a long-standing premier NYC establishment at the apex of the city’s tourism offerings: world-class shopping, theatre and beautiful Central Park are mere seconds away. The clinic’s predominantly high-end clientele benefit from its unique partnership with La Palestra, fusing the principles of physical rehabilitation with the means to achieve a healthy, active life.


Ninia Agustin, PT, DPT

Doctor of Physical Therapy

imgNinia Agustin, PT, DPT

Ninia Agustin is the Clinical Director of SPEAR’S Midtown – Plaza Hotel location. Ninia earned her Doctorate in Physical Therapy from the University of Delaware. During her time there, she was the fundraising chair for her class and raised money for the Foundation for Physical Therapy. She received the Chair’s Award at graduation to recognize her efforts. Before attending graduate school, Ninia received her dance training and graduated Summa Cum-Laude from the Ailey/Fordham BFA Program with a minor in Business Administration. There, she performed works by Alvin Ailey, Ronald K. Brown, Lar Lubovitch, and Bill T. Jones, among many other esteemed choreographers. She performed “Memoria” with the Alvin Ailey American Dance Theater at New York City Center for their 50th Anniversary Gala. She was a member of Buglisi Dance Theatre in New York City after graduating and taught Bounding Boys I, II, and III at the Ailey School. She has performed in the United States, Spain, and Mexico. Ninia has clinical experience in pediatrics, inpatient rehabilitation, and outpatient orthopedics, specifically working with dancers. She has an interest in furthering her manual therapy skills and focusing on dance medicine. In her spare time, Ninia enjoys dancing, yoga and baking.

Zachary Friedenreich, PT, DPT

Doctor of Physical Therapy

imgZachary Friedenreich, PT, DPT

Zach Friedenreich earned his Doctorate in Physical Therapy and Bachelor of Science in Health Science Studies from the 3+3 program at Quinnipiac University in Hamden, CT. During his time at Quinnipiac, Zach was inducted into both the undergraduate and graduate National Scholastic Honor Society for the Allied Health Professions and completed advanced courses in Orthopedics to become certified in the Mulligan Concept for the Lower Quadrant. While in graduate school, Zach served as the graduate assistant in the Quinnipiac Motion Analysis and Biomechanics Laboratory, where he performed various research projects with collegiate athletes. Zach graduated Magna Cum Laude during both his undergraduate and graduate tenures at Quinnipiac University.   During his first 4 years at Quinnipiac, Zach was a member of the NCAA men’s soccer team at the division 1 level. Zach and the Quinnipiac men’s soccer team were 3-time regular season conference champions in 2012, 2013, and 2014 and champions of the MAAC tournament in 2013, giving Quinnipiac University their first NCAA tournament birth in school history. In his freshman year, Zach sustained an ACL tear and subsequent reconstruction that sidelined him for 6 months. Based upon his personal experience following his ACL reconstruction, Zach has a unique understanding and appreciation for what a patient experiences during the rehabilitation process, physically and psychologically.  Zach’s clinical experience includes inpatient and outpatient orthopedics, cardiopulmonary, neuromuscular, and sports rehabilitation, including training at EXOS in San Diego, CA where he had the unique opportunity to work with NFL and college athletes and elite military personnel.  Zach continues to be an avid sports enthusiast and stays active with weight training, soccer, and cycling. 

Bishoy Youssef, PT, DPT


imgBishoy Youssef, PT, DPT

Bishoy earned his Doctorate of Physical Therapy and Bachelor of Science in Biology from Seton Hall University in South Orange, NJ. His passion for physical therapy began in high school, seeing the impact it had on individuals recovering from injuries and how it helped get them back to doing the things they love. During his time at Seton Hall, Bishoy was able to work as a graduate assistant, proctoring open labs for first year doctorate students to enhance their hands-on skills. Bishoy was also inducted into the National Scholastic Honor Society for the Allied Health Professionals for academic excellence. Throughout his clinical rotations Bishoy gained experience in multiple outpatient settings, working with a wide range of patient population including orthopedic, neurological, and vestibular conditions. He was also able to train under Orthopedic Clinical Specialists where he expanded his knowledge in manual skills as well as movement analysis; he now implements this into his daily practice. He also has experience in the sub-acute setting where he worked with a team of healthcare professionals to treat patients with cardiac conditions, neurological conditions, post-surgical orthopedic cases, as well as pre and post prosthetic training for patients with amputations. Bishoy’s goals include furthering his manual skills while becoming an Orthopedic Clinical Specialist. During his free time, Bishoy enjoys spending time with friends and family, playing basketball, going to the beach, and trying new food spots around NJ and NY.


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