443-531-5888 
welcome to the family.

family-owned & operated by dr. won yoo & dr. laura yoo

Husband & wife

When you step through our doors, you become part of the family. Dr. Won and Dr. Laura established PRIME Physical Therapy in May of 2017. PRIME transformed from a dream to treating patients in a 230 square foot room inside a CrossFit gym to a thriving clinic treating hundreds of patients in the Eldersburg, Maryland area.

Learn more about Dr. Won & Dr. Laura's journey here.

Physical therapists Dr. Won and Dr. Laura Yoo own and operate PRIME Physical Therapy together as a married couple.
prime team

Meet the Physical Therapists

Our team comes together each and every day with one goal in mind: YOUR healing and recovery. We make a promise to go above and beyond to help you reach your goals. We will journey with you, hand in hand.
Dr. Won Yoo biography photo, owner of PRIME Physical Therapy

Dr. Won Yoo, PT, DPT, FAAOMPT

Dr. Won Yoo received his Doctor of Physical Therapy degree in 2011 from Virginia Commonwealth University. He completed fellowship training in orthopedic manual physical therapy through the Manual Therapy Institute and was accepted as a Fellow of the American Academy of Orthopedic Manual Physical Therapists in 2016. Dr. Won specializes in functional treatment emphasizing quality in the patient's everyday life.

Learn more about Dr. Won.

Click here for Dr. Won's business card.

Dr. Laura Yoo biography photo, owner of PRIME Physical Therapy

Dr. Laura Yoo, PT, DPT, FAAOMPT

Dr. Laura Yoo received her Doctor of Physical Therapy degree in 2007 from the University of Mary in Bismarck, North Dakota. She completed fellowship training in orthopedic manual physical therapy through the Manual Therapy Institute and was accepted as a Fellow of the American Academy of Orthopedic Manual Physical Therapists in 2013. Dr. Laura is also recognized as a trigger point dry needling specialist by the Maryland Board of Physical Therapy.

Learn more about Dr. Laura.

Click here for Dr. Laura's business card.

Dr. Jon Coulson biography photo, physical therapist at PRIME Physical Therapy

Dr. Jon Coulson, PT, DPT, Cert. MDT, CMTPT

Dr. Jon received his Doctor of Physical Therapy degree in 2013 from the University of Maryland. He has a background in Exercise Science completing his Bachelor's degree at the University of Pittsburgh. Dr. Jon has continued his education after graduate school becoming certified in McKenzie’s method of mechanical diagnosis and treatment, and he has also become recognized as a dry needling specialist by the Maryland Board of Physical Therapy.

Learn more about Dr. Jon.

Click here for Dr. Jon's business card.

Dr. Tami Grunitzky biography photo, physical therapist at PRIME Physical Therapy

Dr. Tami Grunitzky, PT, DPT, FAAOMPT

Dr. Tami received her Doctor of Physical Therapy degree in 2009 from the University of Maryland Baltimore, School of Physical Therapy and Rehabilitation Services. She earned her Orthopedic Certified Specialist credentials in 2012 and completed fellowship training in orthopedic manual physical therapy through the Manual Therapy Institute. She was accepted as a Fellow of the American Academy of Orthopedic Manual Physical Therapy in 2019. She has also become recognized as a dry needling specialist by the Maryland Board of Physical Therapy.

Learn more about Dr. Tami.

Click here for Dr. Tami's business card.

we never stop thinking about our patients' care

Our commitment is strong. We care, all the time.
prime team

Personal Trainer &
Massage Therapist

Our goal at PRIME is to provide a seamless transition from physical therapy to personal training or massage therapy for our patients when the time is right in their journey of healing. We foster a collaborative approach between disciplines to provide the highest level of individualized care.
Mark Swett biography photo, personal trainer at PRIME Physical Therapy

Mark Swett

Mark is a personal trainer and group fitness instructor at PRIME. He has been a certified trainer for six years. He currently holds an L1 coaching certification from USA Weightlifting. Mark’s fitness experiences range from coaching collegiate athletes, tailoring programs for weight loss/muscle gain, and facilitating continued activity for all age groups. He believes one of the greatest benefits of challenging the body physically is that it helps sharpen the mind. Mark also works for PRIME as a tech, assisting the physical therapists while helping patients throughout their treatment. He aspires to become a physical therapist.

Call or text our clinic for a FREE assessment by clicking the icon below.

Melinda Dettmer biography photo, massage therapist at PRIME Physical Therapy

Melinda Dettmer

Melinda has been practicing massage therapy for 21 years in a variety of settings including spa and private practice. Melinda's specialties include therapeutic and sports massage with a special interest in trigger point release, facilitated stretching, and active isolated stretching. Not only can you book 30, 60, or 90 minute massages, but you also have the option to coordinate a 15 minute massage with Melinda at the beginning or end of your PT treatment.

Contact Melinda directly by calling 410-984-8056 or email her by clicking the icon below.

Office Manager

Krista Hillis biography photo, office manager at PRIME Physical Therapy

Krista Hillis has been our Administrative Assistant since 2018. A few interesting facts about Krista: she is originally from Georgia, has a Master's Degree in Early Childhood Education, and is a certified Les Mills Body Combat instructor & CrossFit lover.

Call or text our clinic office to make an appointment! Send an email by clicking the icon below.

PRIME Physical Therapy clinic and gym with fitness equipment, fitness bike, and strength equipment

Schedule an appointment today!

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A physical therapy clinic that offers customized, high-quality treatment by Doctors of Physical Therapy specialized in orthopedics and manual therapy in Maryland.
CLINIC HOURS:
Monday: 9 am - 8 pm, Tuesday: 7:30 am - 8 pm, Wednesday: 7:30 am - 8 pm
Thursday: 9 am - 8 pm, Friday: 7:30 am - 5 pm, Saturday & Sunday - CLOSED 
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6300 Georgetown Blvd, Suite 137-138, Eldersburg, MD 21784
P: 443-531-5888 (call or text) | F: 410-877-2002 | laura@primeptmd.com