Practice


Ortho Plus is a highly qualified Orthopedic practice with extensive experience in the field. The providers and staff pride themselves on quality care and compassionate attention to the patient’s needs and are committed to providing you an overall amazing experience.

Meet The Providers

Jason Jackson M.D., MBA - OrthoPlus Clinic

Jason Jackson M.D., MBA

Edmond

Dr. Jackson is an Interventional Physiatrist and Phlebologist who specializes in the non-operative management of musculoskeletal, spine, nerve, and venous related disorders. Dr. Jackson completed medical school at the University of Oklahoma in 2005 and completed his residency at the University of Minnesota in 2009. He is a diplomate of both the American Board of Physical Medicine and Rehabilitation and the American Board of Venous and Lymphatic Medicine and has over 12 years of Pain Management experience. He is skilled in radiology, electrodiagnostics, and ultrasound diagnostics of the vascular and musculoskeletal system through multiple certifications through national boards and societies. He is also a certified Regenexx physician, trained to use advanced imaging techniques to perform state-of-the-art orthopedic procedures using stem cells, platelet-rich plasma, and other biologics. Dr. Jackson is a native Oklahoman and former collegiate track athlete. He enjoys staying fit and studying the latest research in wellness and exercise. Outside of work, he enjoys spending time with his wife and two young boys playing sports and traveling.

Brent Keith Holliman, PA - OrthoPlus Clinic

Brent Keith Holliman, PA

Edmond

Keith Holliman graduated from the University of Oklahoma PA program in 1992. He has over 29 years of orthopedic experience including 11 years of medical administration. He is the CEO and co-founder of Ortho Plus. Keith is a baseball enthusiast and enjoys family, snowboarding, and motocross.

Keith Holliman

2022 Oklahoma PA Of The year

2022 Oklahoma

PA of the Year

PA of the year honors a physician assistant who has provided excellent health care in the Oklahoma City metro, excelled in service and leadership, and enhanced the PA profession's reputation in Oklahoma.

Travis Warford, PA C - OrthoPlus Clinic

Travis Warford, PA-C

Edmond

Travis Warford graduated from the Oklahoma University Physicians Associate Program in 2001. He specializes in Orthopedics and Sports Medicine. In addition to working in both surgical and clinical settings, Travis has provided medical coverage for both college and high school sports teams. He also has taught Sports Medicine and injury prevention at the collegiate level. Travis enjoys spending time outdoors with his wife and watching his two kids play sports.

Kendall Phillips, PA C - OrthoPlus Clinic

Kendall Phillips, PA-C

Edmond

Kendall Phillips graduated from the Oklahoma University Physicians Associate Program in 2004. She has over 9 years of orthopedic experience including treatment of high school and collegiate athletes. She also helps local athletic trainers with on the field injuries. Kendall was a collegiate soccer athlete but now she is an avid snow and water skier. She enjoys watching her son compete in sports and traveling to Colorado.

Austin Ederer, PA C - OrthoPlus Clinic

Austin Ederer, PA-C

South Okc

Austin Ederer graduated from the Oklahoma University Physicians Associate Program in 2017. While Austin has experience with all orthopedic conditions, he has a special interest in Sports injuries and prevention in athletes. Austin grew up in the Yukon/Mustang area. He enjoys hiking, hunting, watching Sooner Athletics, and spending time with family and friends.

Mark Sheaman, PA C - OrthoPlus Clinic

Mark Sheaman, PA-C

Ardmore

Mark Sheaman graduated from the Oklahoma University Physicians Associate Program in 1985. He has 36 years of orthopedic experience. He worked with Dr. Quinn Osborn at the Bone and Joint Clinic in Ada, Oklahoma for five years before joining Dr. Keith Troop at the Bone and Joint Clinic of Southern Oklahoma in Ardmore, Oklahoma in August 1990. After 30+ years with the Bone and Joint Clinic of Southern Oklahoma, Mark partnered with Keith Holliman, CEO of Ortho Plus, to open an Ortho Plus Clinic in Ardmore to continue serving patients in Southern Oklahoma and North Texas. Mark enjoys spending time with his family, hunting, fishing and ranching.

Our Staff

Kristin Sivigliano - OrthoPlus Clinic

Kristin Sivigliano

Director of Operations

Heather Hunter - OrthoPlus Clinic

Heather Hunter

Operations Manager, Metro

Sheila Shea - OrthoPlus Clinicman

Sheila Sheaman

Business Manager, Ardmore

Angela Brown - OrthoPlus Clinic

Angela Brown

Billing Specialist

Ashleigh Hillin - OrthoPlus Clinic

Ashleigh Hillin

Administrative Specialist

Jamie Holliman - OrthoPlus Clinic

Jamie Holliman

Project Manager

I walked right in – They x-rayed, diagnosed, and cast me within 45 minutes. Ortho Plus’s Care through that injury is what helped me get on the field faster and is what helped me play at the level that I play now.

Raylee Pogue

OU Softball Player

The Ortho Plus Experience

Fast & Friendly Service

Ortho Plus

Ortho Plus is more than just a clinic – it’s a refreshing new way of approaching orthopedic care and treatment. A clean, fresh, open waiting room with short wait times. Easy check-in process. Friendly staff who are passionate about giving you the best experience possible. And expert, efficient orthopedic care that gets you back to your life as soon as possible.

The Ortho Plus Experience
Walk-in Access -  - OrthoPlus Clinic

Walk-in Access

Avoid the long wait times at the ER. At Ortho Plus you can walk in and receive Orthopedic care the same day. This means you get accurate diagnosis, treatment, and relief quicker.

Upfront Pricing & Cost Savings

Injuries are tough. But the real pain comes weeks AFTER your medical visit when you receive the bill. At Ortho Plus, we offer competitive and transparent pricing. Our clinic model means significant savings over a visit to a hospital or traditional orthopedic ER. And our upfront pricing means you won’t be hit with surprise bills after your visit.

Upfront Pricing & Cost Savings - Ortho Plus Clinic
Extensive Range of Services - OrthoPlus Clinic

Extensive Range of Services

Ortho Plus offers immediate treatment to a broad range of injuries, physicals, consultations, and so much more, all under one roof. 

Do You Need Directions?

need more information?

need more information

need more information? - OrthoPlus Clinic

If you still have a question, need more information about our services, or your visit, please send us your request and an Ortho Plus team member will contact you soon.

If you need immediate help, give us a call.

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