Meet Our Physicians
Jonathan E. Greenleaf, MD
Board Certified
Orthopaedic Surgeon
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Specialties:
- Sports Medicine
- Arthroscopic Surgery
- Cartilage Restoration
- Minimally Invasive Joint Replacement Surgery
- Pediatric Orthopaedics
- Shoulder Arthroscopy
- Knee Arthroscopy
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Hospital Affiliations:
- Oregon Outpatient Surgery Center
- Meridian Park Hospital
- Providence St. Vincent Hospital
- Providence Willamette Falls Hospital
- NW Ambulatory Surgical Center
Richard H. Edelson, MD
Board Certified
Orthopaedic Surgeon
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Specialties:
- Sports Medicine
- Arthroscopic Surgery
- Cartilage Restoration
- Shoulder Arthroscopy
- Knee Arthroscopy
-
Hospital Affiliations:
- Oregon Outpatient Surgery Center
- Meridian Park Hospital
- Providence St. Vincent Hospital
- Providence Willamette Falls Hospital
- NW Ambulatory Surgical Center
Kevin J. Murphy, MD
Board Certified
Orthopaedic Surgeon
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Specialties:
- Sports Medicine
- Arthroscopic Surgery
- Joint Replacement
- Fracture Care
- Robotic Surgery
- Shoulder Arthroscopy
- Elbow Arthroscopy
- Knee Arthroscopy
- Hip Arthroscopy
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Hospital Affiliations:
- Oregon Outpatient Surgery Center
- Meridian Park Hospital
- Providence St. Vincent Hospital
- Providence Willamette Falls Hospital
- NW Ambulatory Surgical Center
Conrad G. Hamilton, MD
Board Certified
Hand & Microvascular Surgeon
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Specialties:
- Sports Injuries
- Fracture Management
- Upper Extremity Trauma
- Replantation
- Nerve Repair
- Congenital Differences
- Tennis Elbow
- Carpal Tunnel
- Cubital Tunnel
- Wrist Arthroscopy
- Complex Soft Tissue Injury/Burns
- Arthritis
- Minimally Invasive Arthroscopic Surgery
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Hospital Affiliations:
- Oregon Outpatient Surgery Center
- Meridian Park Hospital
- Providence St. Vincent Hospital
- Providence Willamette Falls Hospital
- NW Ambulatory Surgical Center
Stephen M. Schroeder, DPM, FACFAS
Board Certified
in Reconstructive Rearfoot, Ankle Surgery and Foot Surgery
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Specialties:
- Sports Injuries
- Foot and Ankle Arthroscopy
- Ankle Replacement Surgery
- Fracture Management
- Congenital and Pediatric Problems
- Foot and Ankle Arthritis
- Plantar Fasciitis
- Complex Limb Deformity
- Bunion Deformity
- Hammer Toe Deformity
- Ankle Instability
- Foot and Ankle Pain
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Hospital Affiliations:
- Oregon Outpatient Surgery Center
- Meridian Park Hospital
- Providence St. Vincent Hospital
- Providence Willamette Falls Hospital
- NW Ambulatory Surgical Center
- SW Washington Medical Center
Robert Cagle, MD
Board Eligible
Orthopaedic Surgeon
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Specialties:
- Sports Medicine
- Arthroscopic Surgery
- Cartilage Restoration
- Minimally Invasive Surgery
- Hip Preservation
- Joint Replacement Surgery
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Hospital Affiliations:
- Oregon Outpatient Surgery Center
- Meridian Park Hospital
- Providence St. Vincent Hospital
- Providence Willamette Falls Hospital
- NW Ambulatory Surgical Center
Daniel Trimberger II, MD
Board Certified
Sports Medicine Physician
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Specialties:
- Sports Medicine
- Athletic Injuries
- EKG Screening and Evaluation
- Non-Surgical Management of Musculoskeletal Injuries
- Ultrasound Guided Injections
- Concussion Management
Paul W. Johnson, DO
Board Certified
Internal and Sports Medicine Physician
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Specialties:
- Non-Surgical Management of Musculoskeletal Injuries
- Osteopathic Manual Medicine
- Concussion Management
- Ultrasound Guided Regenerative Injections
Affiliated Providers
J. Rafe Sales, MD
Affiliated
Board Certified Ortho Spine Surgeon
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Specialties:
- Minimally Invasive Spine Surgery
- Motion Preservation
Dr. Sales is in our Tigard location every Tuesday for Spine patients.
Meet Our Staff
We are committed to making your treatment as easy on you as possible. Most of the services you will need are handled on-site, with access to the most sophisticated technology to provide you with the best care available. Always feel free to contact our office and our trained staff will assist you in any way possible.
Physician Assistants
Our Certified Physician Assistants are specialty trained in diagnosing and treating orthopaedic problems in conjunction with your Physician. They are licensed to practice medicine in the state of Oregon, allowing them to conduct patient exams, order and analyze diagnostic testing, prescribe medications, perform in office procedures and assist in surgery. They are an integral part of our team here at Sports Medicine Oregon and provide our patients with timely and comprehensive care.
Sheri Cameron, PA-C, MS, AT-R
Certified Physician Assistant
& Retired Athletic Trainer
Ms. Cameron is a certified Physician Assistant and retired Athletic Trainer who has been with our practice since 2005. Although she has experience in general orthopaedics, her main emphasis has been on sports medicine.
Lynwood Shannon, PA-C, MPAS
Certified Physician Assistant
Mr. Shannon is a certified Physician Assistant who was with our practice from 2001 – 2004 and returned in 2007 after working for three years in North Carolina. His main orthopaedic interest is in sports medicine, as well as treating knee arthritis.
Valerie J. Nipper, PA-C
Certified Physician Assistant
Ms. Nipper is a certified Physician Assistant who joined our practice in September 2005. She has clinical and surgical background assisting in treatment of a variety of orthopaedic problems, with an emphasis in knee and shoulder sports injuries.
Jennifer Judelson, PA-C
Certified Physician Assistant
Ms. Judelson is a certified Physician Assistant who joined our practice in 2014. She has clinical and surgical experience in general orthopaedics, with an emphasis in hand and foot injuries.
