Steve Kayae

Steve Kaye, PT, DPT


  • Bachelor of Science in Physical Therapy - University of Illinois, 1986
  • Doctorate of Physical Therapy - Evidence in Motion (EIM) Institute of Health Professions, 2011

Community Involvement:

  • Member American Physical Therapy Association (APTA)
  • Westbrook Office Owners Association Board President

Steve received his Bachelor's degree in Physical Therapy from the University of Illinois in 1986 and his Doctorate from EIM in December of 2011. He grew up in the Chicago area and moved to Arizona in 1991. Steve has been practicing as a physical therapist since 1986 and in 2001 founded Arrowhead Physical Therapy and opened his first outpatient physical therapy office in the northwest valley. Steve has experience with a wide range of patients, from pediatrics to geriatrics, and has received extensive continuing education in manual therapy and long-term spine courses.

Steve believes that his company's success, which is characterized by compassion and clinical excellence, is a result of his dedication to patients and emphasis on providing superior patient care. He firmly believes that a supportive team environment and patient education are critical in ensuring that efficient and effective treatment results are achieved. Steve treats each patient like they are a member of his family and is committed to delivering quality, personal care in a professional, friendly environment that exceeds patients' expectations.

Steve is an active triathlete and completed the half and full Ironman Arizona in 2016. He coaches at Joy Christian School in the Cross Country Program. Steve also enjoys competitive volleyball, softball, wakeboarding, boating, snow-skiing, serving at church, and spending time with his wife, son, and triplet daughters.

Sharon Vosekalns, PT, MPT

Sharon Vosekalns, PT, MPT


  • Bachelor of Science – Bob Jones University, 1996
  • Master of Physical Therapy – University of North Carolina, 1999

Sharon joined the Arrowhead Physical Therapy team in 2016. She obtained her undergraduate degree in 1996 from Bob Jones University in South Carolina and graduated in 1999 with a Master’s Degree in Physical Therapy from the University of North Carolina at Chapel Hill.

Sharon has practiced physical therapy in South Carolina, New Hampshire and Arizona. She has concentrated her treatment expertise in outpatient orthopedics and has extensive knowledge in the evaluation and treatment of spinal and extremity diagnoses as a result of sports, work, trauma or repetitive overuse. Sharon has practical experience with aquatic therapy and fibromyalgia programs and has a special interest in the field of women’s health, particularly for the peri-partum mother.

Sharon has spent several years as a clinical education coordinator for PT, PTA, DO, ATC and Kinesiology student clinicals. She has a passion for educating and uses these skills in instructing her patients as well.

Outside of work, Sharon loves spending time with her husband and being a mom to her two awesome kids! For fun and exercise, she jogs and hikes in beautiful Arizona. She is actively involved in her church and in her spare time enjoys sharpening her culinary skills.

Julie Kirst, PT

Julie Kirst, PT

  • Bachelor of Science in Physical Therapy - University of Wisconsin-La Crosse, 1988
  • Co-author of VHI orthopedic functional exercise kit

Julie joined Arrowhead Physical Therapy in September of 2016. She obtained her Physical Therapy degree in 1988 from the University of Wisconsin in La Crosse, Wisconsin.

Julie initially practiced physical therapy in California, but the majority of her career was practiced in her home state of Wisconsin. She has concentrated her treatment expertise in outpatient orthopedics and has extensive knowledge and expertise in the evaluation and treatment of extremity and spine diagnoses as a result of sports, trauma, work, overuse or post-surgery. Julie has experience with functional exercise programs, kinesio taping, custom orthotics and biomechanical evaluations.

Outside of work, Julie enjoys spending time with her husband, friends and family. She has two sons attending college in Wisconsin and two step daughters who also reside in Wisconsin.  She remains a "hockey mom", as one of her sons continues to play in college. Julie loves the Arizona outdoors, and enjoys golf, hiking, biking, running and kayaking. She also does regular functional exercise workouts to maintain stability in an ACL deficient knee.

In her spare time, she is active in her church, enjoys sightseeing, shopping, and will always remain a Packer fan.

Gregory McLarty

Gregory McLarty PT, DPT


  • Bachelor of Science in Kinesiology, minor in Psychology - Arizona State University, 2012
  • Doctorate of Physical Therapy - Northern Arizona University, 2016


  • Dry Needling Certification (Cert. DN) - American Academy of Manipulative Therapy, 2016

Greg joined the Arrowhead Physical Therapy team in May of 2017. He received his Bachelor of Science in Kinesiology degree from Arizona State University in Tempe, Arizona in 2012 and then attended Northern Arizona University in Flagstaff earning his Doctorate of Physical Therapy degree in 2016.

Greg has had the opportunity to work with a wide variety of patients and related diagnoses. He obtained his Dry Needling Certification in 2016 and incorporates this technique as appropriate into his patients' overall treatment plan. Greg has a passion for expanding his knowledge with respect to physical therapy manual techniques and particularly enjoys treatment of the spine.

Greg maintains a high standard of patient care through combining manual therapy with exercise to promote optimal patient outcomes. Greg has a passion for educating his patients and ensures they receive the highest level of quality care.

In his spare time, Greg enjoys spending time with his girlfriend and three dogs, playing guitar, and learning Brazilian Jiu Jitsu.

Darby Shipman

Darby Shipman, PT, DPT


  • Bachelor of Arts– Kinesiology, Whitworth University, 2012
  • Doctor of Physical Therapy – Northern Arizona University, 2018

Darby joined the Arrowhead Physical Therapy team in 2019. She is a graduate of Northern Arizona University’s downtown Phoenix Biomedical Campus. She competed collegiately in golf while obtaining her undergraduate degree at Whitworth University in Washington state.

Darby enjoys implementing the latest research to incorporate proven methods into her treatments. She performs manual techniques such as joint mobilizations and soft tissue mobilization, as well as therapeutic exercises. Darby uses patient education to reduce pain and increase independence. She believes that trust and communication are vital to providing effective treatment. Darby is passionate in helping her patients achieve their goals. Her personal goal is to teach patients the skills and habits they need to remain active and pain free.

Darby is a member of the American Physical Therapy Association, Orthopedics, Sports, and Research sections.

Darby is a native of Spokane, Washington, but has lived in Phoenix with her husband since 2016. In her free time Darby enjoys hiking, cooking, and golf. Darby recently joined the Working Women’s Golf Association to continue her passion for competitive golf.

Hailey Kaus, PT, DPT, L/AT, ATC


  • Bachelor of Science – Athletic Training, Northern Arizona University, 2015
  • Doctorate of Physical Therapy – Northern Arizona University, 2017

Hailey joined the Arrowhead Physical Therapy team in 2018. She obtained both her undergraduate degree and doctoral degree from Northern Arizona University. Hailey is also a licensed and certified Athletic Trainer.

Hailey has experience with a wide variety of patient diagnoses from joint replacements to athletic and overuse injuries. With a certification in dry needling, Hailey is able to implement this technique in the clinic but most importantly loves to help her patients get moving with corrective exercise.

Hailey is so passionate for movement that she is also a competitive gymnastics coach in the valley. She spends her evenings coaching and her weekends at gymnastics meets with her athletes. After all, “pain-free movement is the best form of medicine,” according to Hailey.

Outside of work, Hailey enjoys spending time with her dog, boyfriend and family. When not in the clinic or coaching, you can find Hailey hiking, skiing or working out.

Caleb Lionberger

Caleb Lionberger, PTA, ATC

  • Associate in Applied Science in Physical Therapist Assisting -Gateway Community College, 2006
  • Bachelor of Science in Athletic Training- Northern Arizona University, 2011
Community Involvement:
  • Various community outreach ministries through local churches
  • Volunteer for homeless organizations in Phoenix

Caleb joined the Arrowhead Physical Therapy team in 2009. Caleb attended Gateway Community College where he obtained his Associate Degree in Physical Therapist Assisting in 2006. In 2011, Caleb completed his Bachelor Degree in Athletic Training from Northern Arizona University. He has several years of experience working in various physical therapy clinics and rehabilitation institutes including specialty hospitals, skilled nursing facilities, neurological rehabilitation and outpatient orthopedic clinics.

Caleb possesses a solid sports background from his experience working as a student athletic trainer at Arizona State University and Northern Arizona University. He is a Titleist Performance Institute (TPI) Certified Golf Instructor and provides instruction to his clients through understanding and addressing their physical limitations to enable them to improve their golf swing.

Caleb has experience in a number of adjunct therapies including Instrument Assisted Soft Tissue Mobilization (IASTM) and Kinesio Taping. Caleb is also a Certified Functional and Kinetic Treatment with Rehab (FAKTR) Provider. He assists patients in identifying pain and dysfunction within the musculoskeletal system and uses techniques to improve movement and reduce pain. Caleb finds fulfillment in providing the highest level of quality care for his patients of all ages and encourages and supports them on their path to recovery.

Caleb enjoys hiking, running, fishing, and jet skiing and has a passion for athletics including baseball, golf, football, basketball and soccer. Caleb and his wife, Emillie, also enjoy volunteering and serving at their local church.

TPI Certified
FAKTR Certified

Terri Kovash, LMT


  • Massage Therapy Certificate – Tri-City School of Massage

Terri joined the Arrowhead Physical Therapy team in March of 2019. She received her Certification in Therapeutic Massage from the Tri-City School of Massage in Kennewick, Washington and has been practicing as a Licensed Massage Therapist for over twenty-five years. Terri has provided massage therapy services in both clinical and spa settings and utilizes various techniques including Swedish Massage Therapy, Deep Tissue Massage, Hot Stone Massage, and Aroma Therapy to create a unique and individualized treatment program for each client.

Terri listens to her clients and understands that each person has unique preferences and challenges. She takes great pride in customizing the massage programs to ensure her clients' goals are achieved. Terri has experience in treating clients of all ages and whether your goal is to simply relax or if you are experiencing discomfort or pain, she will develop a program to meet your individual needs.

Terri is originally from North Dakota and loves living in sunny Arizona far away from those cold winters in her home state. In her spare time, Terri enjoys cooking, reading, walking and swimming.

Laura Schaeffer

Laura Schaeffer, Fitness Instructor


  • Bachelor of Science in Business Administration from Northern Arizona University


  • American Council on Exercise – Certified Personal Trainer
  • Aquatics Exercise Association – Certified Aquatic Fitness Professional
  • Silver Sneakers – Certified Instructor
  • YMCA – Swim Instructor Certification

Laura joined the Arrowhead Physical Therapy team in August 2018.  She has over eleven years of experience as a personal trainer.  After experiencing several severe injuries herself, Laura has personally benefited from physical therapy and understands the need to continue on a fitness program for rehabilitation and recovery.

Laura has experience working with clients at all fitness levels, ages, and health goals.  She enjoys working with clients who are new to fitness, clients who may be recovering from injuries, older adults who would like to improve their quality of life and those requiring physical rehabilitation. With a passion for guiding and supporting her clients, she will develop a customized program to help you reach your goals.  Laura conducts private, semi-private, group classes and works with clients of all ages.

Laura and her husband enjoy staying active.  You can find her outside biking, running, hiking or swimming.  Participating in local races is a favorite pastime, as well as going out for breakfast and spending time with her family.