Community Orthopedic Medical Group is one of the largest private orthopedic practices in Orange County. Our orthopedic specialists are adept in orthopedic surgery and physical medicine and rehabilitation (physiatry). COMG orthopedics specialists are experts in surgical orthopedic care, and non-surgical orthopedic techniques aimed at improving function, while minimizing pain.

General
Orthopedics

Orthopedics is the medical specialty that focuses on injuries and diseases of your body's musculoskeletal system.

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Fracture Care
& Bracing

Community Orthopedic Medical Group has a full team of physicians and medical support staff trained in the treatment of broken bones. medical

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Orthopedic
Trauma

The orthopedics team at the Community Orthopedic Medical Group specialize in complex musculoskeletal injuries...

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Spine Care
(Back & Neck Pain)

COMG has a dedicated Spine Institute whose compassionate physicians are expertly trained at diagnosing ...

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SHOULDER
- Arthroscopic Surgery of the Shoulder
- Shoulder Replacement
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ELBOW

The Elbow specialists at Community Orthopedic Medical Group specialize in state-of-the-art diagnosis and treatment...

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HAND &
WRIST

The Hand and Wrist specialists at Community Orthopedic Medical Group specialize in state-of-the-art diagnosis and treatment...

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NERVE REPAIR &
DECOMPRESSION

The specialists at Community Orthopedic Medical Group specialize in state-of-the-art diagnosis and treatment...

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PELVIS

The specialists at Community Orthopedic Medical Group provide expert diagnosis and treatment of orthopedic pelvic injuries

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Hip
- Hip Fracture
- Hip Replacement Surgery
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Knee
- Knee Arthroscopy
- Knee Replacement Surgery
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TOTAL JOINT
REPLACEMENT
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FOOT & ANKLE

COMG is dedicated to keeping our patients’ feet and ankles healthy. We help them through chronic pain and help return function...

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PHYSICAL MEDICINE /
REHAB

Physical Medicine and Rehabilitation (PM&R) is the field of medicine dedicated to non-surgical management of orthopedic

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SPORTS MEDICINE &
ARTHROSCOPIC SURGERY

Community Orthopedic Medical Group features fellowship-trained physicians specializing in sports medicine...

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PLATELET RICH PLASMA
INJECTIONS & REGENERATIVE
MEDICINE

Regenerative medicine is an innovative new approach to improve tissue healing and rehabilitation...

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PHYSICAL
THERAPY

The Community Orthopedic Medical Group houses a special team of well-qualified physical therapists...

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MRI / X-RAYS

Our practice offers onsite X-ray and MRI facilities to make evaluation faster and access to the studies more convenient...

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ELECTRODIAGNOSTIC
TESTING

This is a test that your physician may order for further evaluation of any numbness, tingling or progressive ...

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Community Orthopedic Medical Group (COMG) physicians provide a comprehensive range of orthopedic services

Michael S. Marandola, M.D.Orthopedic SurgeonSports Medicine and Joint Replacement Specialist

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Kent S. Marangi, M.D. Orthopedic SurgeonSports Medicine Specialist

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John R. Morris, M.D.Orthopedic SurgeonHand and Upper Extremity Specialist

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Michael D. Burdi, M.D.Orthopedic Spine SurgeonSpine Specialist

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Stephen L. Tocci, M.D.Orthopedic SurgeonFoot and Ankle Specialist

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Tiva Hanjan, M.D.Physical Medicine and RehabilitationNonsurgical Spine and Sports Medicine

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Stephen Gardner, M.D.Orthopedic SurgeonSports Medicine

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Evan M. Guerrero, M.D.Orthopedic SurgeonHand and Upper Extremity Specialist

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James B. Chen, M.D.Orthopedic SurgeonJoint Replacement Specialist

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Neal Washburn, D.O.Physical Medicine and RehabilitationNonsurgical Spine and Sports Medicine

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Charles L. Stewart, PA-CPhysician Assistant-Certified

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Jason W. Knott, PA-CPhysician Assistant-Certified

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Scott Stephan, PA-CPhysician Assistant-Certified

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Tyler Waldron, PA-CPhysician Assistant-Certified

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Steve D. Do, PA-CPhysician Assistant-Certified

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Emily Mishler, PA-CPhysician Assistant-Certified

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Specialized Orthopedic
Care for all Ages

Spine Care

In most cases, back pain can be resolved without surgery. The conservative treatment involves the use of pain medications and other methods to reduce inflammation...Know More
Joint Replacement Surgery

Joint replacement is a surgical procedure in which the worn, damaged surfaces of the joint are removed and replaced with new artificial parts....Know More
Sports Medicine

Sports Medicine, also known as sports and exercise medicine (SEM), is a branch of medicine that deals with the treatment and prevention of sports and exercise-related injuries ...Know More

Patient Reviews

Dr. Burdi recently treated my wife who had fallen and suffered a fractured vertebra. We found him to be thorough and caring in the supervision of her recovery. He explained various options and recommended a non-surgical treatment program which resulted in rapid and full recovery. We will consult him...
All staff, especially the doctors and physician assistance are great. They are all very professional, very courteous, friendly and explain things very well. I have had nothing but excellent results For all of my treatments.

Patient Journey

Consultation
Diagnostics
Treatment
Options
Preparing for
Surgery
Procedure
Post
Operative Care
Recovery

Consultation
Diagnostics
Treatment
Options
Preparing for
Surgery
Procedure
Post
Operative Care
Recovery

Patient Education & Resources

Watch these videos to learn more about the various conditions affecting your shoulders hips & knees and their treatment options. Also, find all the information you need to recover faster & more effectively post surgery.

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Specialized Orthopedic Care for all Ages

Specialized Orthopedic
Care for all Ages