Bethesda Office:

Phone: (301) 564-4040
Physical Therapists:
Michelle Zygielbaum, PT
Michelle Klos, DPT
Soojin Cahill, DPT

Michelle Zygielbaum, PT

Michelle earned her degree in Physiotherapy at the University of Witwatersrand in South Africa in 1976.  She owned, operated, and built up her own practice in South Africa for over twenty years.  She successfully served a small community and was very popular among her clients as well as the area Doctors.  She immigrated to the USA in 1998, she obtained her Maryland license and worked in Bethesda for a PT Clinic for five years.  She then opened MZ Physical Therapy and currently works in the Bethesda Office.  Michelle specializes in traditional physical therapy using a wide verity of manual techniques to manipulate, massage and treat injured tissue, nerve, and muscle.  Her modalities include exercise, soft tissue massage, ultrasound, electric stimulation, traction, ice and heat.  She also treats patients with balance and gait pathologies.









Michelle Thomas DPT

Michelle Klos, DPT


Michelle graduated from the University of Maryland College Park with a B.S. in Kinesiology. She then attended Physical Therapy School at Marymount University and received her Doctorate in 2013. Dr. Thomas has clinical experiences in many fields including acute hospital care, skilled nursing facilities, and outpatient practices. She specializes in using manual skills in combination with therapeutic exercises for treatment. Dr. Thomas is working on obtaining her C.O.M.T. (Certified Orthopedic Manual Therapist) credentials in order to further her skills as a manual therapist. She enjoys participating in sports such as volleyball, soccer, and snowboarding.





soo jin

SooJin Cahill, DPT


Soojin graduated from Virginia Tech with a B.S. in Human Nutrition, Food and Exercise in 2009. She then received her Doctorate of Physical Therapy from Marymount University in 2013.  Soo Jin has clinical experiences where she treated many diverse conditions involving outpatient orthopedic, neurological, and geriatric patient populations. She values the importance of an individualized program with the use of manual therapy techniques accompanied by exercise to improve the quality of life and functional goals of all her patients. Soo Jin is a strong believer in enhancing her clinical skills with continuing education and is working towards specialized certifications in orthopedics and manual therapy. Some of Soo Jin’s hobbies include playing soccer, flag football, working out, snowboarding, and painting and drawing.