Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Karl Siebuhr, MD, is a skilled orthopaedic specialist practicing at Reconstructive Orthopaedics of Central Florida, located in Ocala and The Villages, Florida. Dr. Siebuhr has been a board-certified orthopedist for 14 years.
Dr. Siebuhr practiced general and joint orthopedics for nine years and then did a trauma fellowship in San Francisco and Germany. He worked in big practices for many years and decided that his patients deserved better than being looked at as a number, so Dr. Siebuhr opened his practice in July 2020. Each patient case is looked at on a personal level, and their care represents that. There are many patients that have followed Dr. Siebuhr to his practice, and there are even those that have made the trip from New York, Georgia, and South Carolina because they knew they would receive the best care from him.
As a board-certified orthopedic surgeon, Dr. Siebuhr has served as an orthopedic surgeon in Ocala and surrounding areas since 2017. He founded Reconstructive Orthopedics of Central Florida with the idea of offering high-quality, patient-focused care utilizing cutting-edge technology, including robotics-assisted knee replacements, as well as joint replacement and sports medicine surgeries of the shoulder, knee, and hip.
Dr. Siebuhr graduated magna cum laude from the University of Nebraska with a bachelor’s degree in biology and health sciences. He later earned his medical degree at Wright State University Boonshoft School of Medicine in Dayton, Ohio, and also holds a Master of Science in Physical Therapy, cum laude.
A published author, Dr. Siebuhr is also a member of the Clinical Faculty at the University of Central Florida’s Orthopaedic Residency Program.
In his free time, Dr. Siebuhr enjoys fishing, boating, and spending time with his family.
Karl Siebuhr, MD, is a skilled orthopaedic specialist practicing at Reconstructive Orthopaedics of Central Florida, located in Ocala and The Villages, Florida. Dr. Siebuhr has been a board-certified orthopedist for 14 years.
Dr. Siebuhr practiced general and joint orthopedics for nine years and then did a trauma fellowship in San Francisco and Germany. He worked in big practices for many years and decided that his patients deserved better than being looked at as a number, so Dr. Siebuhr opened his practice in July 2020. Each patient case is looked at on a personal level, and their care represents that. There are many patients that have followed Dr. Siebuhr to his practice, and there are even those that have made the trip from New York, Georgia, and South Carolina because they knew they would receive the best care from him.
As a board-certified orthopedic surgeon, Dr. Siebuhr has served as an orthopedic surgeon in Ocala and surrounding areas since 2017. He founded Reconstructive Orthopedics of Central Florida with the idea of offering high-quality, patient-focused care utilizing cutting-edge technology, including robotics-assisted knee replacements, as well as joint replacement and sports medicine surgeries of the shoulder, knee, and hip.
Dr. Siebuhr graduated magna cum laude from the University of Nebraska with a bachelor’s degree in biology and health sciences. He later earned his medical degree at Wright State University Boonshoft School of Medicine in Dayton, Ohio, and also holds a Master of Science in Physical Therapy, cum laude.
A published author, Dr. Siebuhr is also a member of the Clinical Faculty at the University of Central Florida’s Orthopaedic Residency Program.
In his free time, Dr. Siebuhr enjoys fishing, boating, and spending time with his family.
Dr. Walter I. Choung is an Orthopaedic Surgeon serving the Beverly Hills, FL and Citrus County area at the Nature Coast Orthopaedics and Sports Medicine Clinic. The staff at Nature Coast Orthopaedics and Sports Medicine Clinic has over 50 years of experience combined serving patients in the Citrus County area.
Dr. Choung obtained his undergraduate degree in Chemistry at the University of North Carolina, Chapel Hill. He then went on to the University of North Carolina School of Medicine, where he received his Medical Degree. Dr. Choung is a member in good standing of several medical professional associations including the Florida Medical Association, Citrus County Medical Society, American Medical Association and American Academy of Orthopaedic Surgeons.
Dr. Choung treats patients for a wide variety of orthopaedic issues. His procedures include ACL surgery, shoulder replacement, elbow replacement, carpal tunnel release, shoulder arthroscopy, knee arthroscopy, knee replacement and revision knee replacements, wound dressing or debridement, excision of humerus, excision of knee, excision of the tibia, excision of the fibula, excision of the scapula, excision of the clavicle, rib excisions, treatment of ankle fractures, treatment of dislocated ankle, ligament repair, wrist fracture treatment, wrist tendon transfer, hip replacements, and revision hip replacements.
Dr. Choung believes that patients should never have to live with terrible pain on a day to day basis. Most orthopaedic issues do have solutions, and Dr. Choung and his staff will work to find the right customized treatment for every patient at Nature Coast Orthopaedics and Sports Medicine Clinic.
Practice
Nature Coast Orthopaedics & Sports Medicine Clinic
“In October of 2022 I developed the condition known as osteo melonitis. In August of 2025, I went back to the hospital because of pressure wounds that I had developed as a result of wearing my prosthetics. Dr Chong and I discuss my option . However the second surgery was it as radical himself and his fabulous PA Connie did an excellent job. Their office staff already light they do their job very well they're very kind considerate respectful of the patient Dr Chung couldn't have picked a better team to work for him. they are helpful they are frankly a delight to work with I have no complaints about Dr Chung and if I only had one brother he would be it.let Dr Chung looks fool you, turns out that serious face has serious fun you just got to know the back way door in he's a terrific guy I wish you would have been my big brother. But hopefully this will be the last time around I could recommend a better surgeon and Dr Chung believe me my name is Ruben brojas”
Dr. Walter Choung, MD
Orthopedic Surgeon
2155 West Mustang Boulevard
Beverly Hills, FL 34465
4.9(597)
Mrs. Ashley Perenich, PA-C
Orthopaedic Spine Surgeon 34.2 mi
Ashley Perenich is a highly skilled Physician Assistant at the Spine Institute of Florida, where she works closely with Dr. Nicholas Perenich and the rest of the surgical team to provide exceptional care to patients. Ashley earned her Master of Medical Science in Physician Assistant Studies from University of South Florida’s Morsani College of Medicine and has since specialized in orthopedics and spine surgery.
As a Physician Assistant, Ashley is responsible for performing physical exams, diagnosing and treating injuries and illnesses, ordering and interpreting diagnostic tests, and assisting in surgical procedures. She is passionate about helping patients understand their condition and treatment options, and works closely with them to develop personalized treatment plans that meet their unique needs.
Ashley is a member of several professional organizations, including the Florida Academy of Physician Assistants and the American Academy of Physician Assistants. She is committed to staying up-to-date on the latest advancements in her field through continuing education and attending conferences and seminars.
In her free time, Ashley enjoys traveling, yoga, wakesurfing, and spending time with her husband, Dr. Nicholas Perenich, and their family.
Mark Nicholas Perenich, DO, is an accomplished, board-certified orthopedic spine surgeon at the Spine Institute of Florida, formerly Tampa Back Institute, with locations in Crystal River, Dade City, Spring Hill, and Tampa, Florida.
Specializing in minimally invasive spine surgery techniques, Dr. Perenich obtained his medical degree from the Philadelphia College of Osteopathic Medicine in Pennsylvania. Later, he completed his residency in Orthopedic Surgery at the Largo Medical Center in Florida. He then completed a fellowship in Spine Surgery at the prestigious Texas Back Institute.
Dr. Perenich is passionate about treating patients with spine-related conditions and is dedicated to providing the highest quality of care. He is known for his expertise in minimally invasive techniques, which help to reduce pain, minimize scarring, and shorten recovery times.
A member of several professional organizations, including the AOA Board of Orthopedic Surgery and the American Osteopathic Association, Dr. Perenich has authored several publications and presentations related to spine surgery and is committed to staying at the forefront of advancements in his field.
When not in the operating room, Dr. Perenich enjoys spending time with his family, traveling, and participating in outdoor activities such as wake surfing and boating.
Ashley Perenich is a highly skilled Physician Assistant at the Spine Institute of Florida, where she works closely with Dr. Nicholas Perenich and the rest of the surgical team to provide exceptional care to patients. Ashley earned her Master of Medical Science in Physician Assistant Studies from University of South Florida’s Morsani College of Medicine and has since specialized in orthopedics and spine surgery.
As a Physician Assistant, Ashley is responsible for performing physical exams, diagnosing and treating injuries and illnesses, ordering and interpreting diagnostic tests, and assisting in surgical procedures. She is passionate about helping patients understand their condition and treatment options, and works closely with them to develop personalized treatment plans that meet their unique needs.
Ashley is a member of several professional organizations, including the Florida Academy of Physician Assistants and the American Academy of Physician Assistants. She is committed to staying up-to-date on the latest advancements in her field through continuing education and attending conferences and seminars.
In her free time, Ashley enjoys traveling, yoga, wakesurfing, and spending time with her husband, Dr. Nicholas Perenich, and their family.
Mark Nicholas Perenich, DO, is an accomplished, board-certified orthopedic spine surgeon at the Spine Institute of Florida, formerly Tampa Back Institute, with locations in Crystal River, Dade City, Spring Hill, and Tampa, Florida.
Specializing in minimally invasive spine surgery techniques, Dr. Perenich obtained his medical degree from the Philadelphia College of Osteopathic Medicine in Pennsylvania. Later, he completed his residency in Orthopedic Surgery at the Largo Medical Center in Florida. He then completed a fellowship in Spine Surgery at the prestigious Texas Back Institute.
Dr. Perenich is passionate about treating patients with spine-related conditions and is dedicated to providing the highest quality of care. He is known for his expertise in minimally invasive techniques, which help to reduce pain, minimize scarring, and shorten recovery times.
A member of several professional organizations, including the AOA Board of Orthopedic Surgery and the American Osteopathic Association, Dr. Perenich has authored several publications and presentations related to spine surgery and is committed to staying at the forefront of advancements in his field.
When not in the operating room, Dr. Perenich enjoys spending time with his family, traveling, and participating in outdoor activities such as wake surfing and boating.
As a trusted board-certified orthopedic surgeon, Fady A. Bahri, MD, FAAOS, has helped countless patients recover from sports injuries, workplace injuries, and chronic pain-causing conditions. Dr. Bahri cares for patients at Ortho One Jacksonville, a state-of-the-art orthopedic practice located in the heart of Jacksonville, Florida.
After graduating from the French Faculty of Medicine in Lebanon with his doctor of medicine degree, Dr. Bahri went through his internship and orthopedic surgery residency training. Because he excelled in his education and training, Dr. Bahri was accepted into a competitive orthopedic surgery fellowship program at the American Sports Medicine Institute in Birmingham Alabama.
During his fellowship, Dr. Bahri was guided by renowned sports medicine expert, James R. Andrews, MD. Dr. El-Bahri went on to become board certified by the American Board of Orthopaedic Surgery. He’s also a fellow of the American Academy of Orthopedic Surgeons.
While Dr. Bahri can diagnose and treat a wide variety of orthopedic issues, he has special interests in acute injuries and overuse injuries among athletes. Dr. Bahri regularly cares for all levels of athletes, from weekend warriors to professional athletes.
Fluent in Arabic, French, and English, Dr. Bahri enjoys conversing with patients from diverse cultural backgrounds. Patients of Dr. Bahri appreciate his dedication to them and their long-term health. He spends quality time helping patients recover from injuries, with a focus on returning to 100% performance.
George F. Bahri, D.O. is proud to serve medical and surgical orthopedic patients at Ortho One Jacksonville in Jacksonville, Florida. With an extensive amount of training in PRP, platelet-rich plasma, and stem cells, Dr. Bahri can provide orthopedic treatment using the latest cutting-edge technology for both adolescents and adult patients.
Dr. Bahri received his bachelor’s degree in biomedical sciences from the University of South Florida in Tampa, Florida, where he graduated top of his class. He then went on to complete his graduate degree in medicine at Nova Southeastern University College of Osteopathic Medicine in FT in Lauderdale, Florida; and orthopedic training at Largo Medical Center-NSU COM. He then continued his training under world renown sports medicine Orthopedic surgeon, Dr. James Andrews at the Andrews Research and Education Foundation/Andrews Institute in Pensacola, Florida.
With Dr. Andrews, Dr. Bahri has provided medical care to many professional athletes. He served as team doctor for a number of athletic teams including the Choctawhatchee High School football team and University of West Florida football team. He has provided medical care for the Division II Women’s National Volleyball Championship and the Ultimate Fight League in Tampa, Florida, and conducted pre-season physicals for the Tampa Rays major league baseball team.
His specialties lie in sports medicine injuries of the knee and shoulder with a special interest in shoulder and knee arthroscopy (ACL, rotator cuff, labrum, meniscus), Tommy John procedures, total shoulder replacements, total knee replacements, and general orthopedic care.
Dr. Bahri’s extensive education and experience has made him a vital team member to the practice. Call Ortho One Jacksonville or schedule an appointment online with Dr. Bahri today so he can help you find relief from your sports-related injuries.
Mark Nicholas Perenich, DO, is an accomplished, board-certified orthopedic spine surgeon at the Spine Institute of Florida, formerly Tampa Back Institute, with locations in Crystal River, Dade City, Spring Hill, and Tampa, Florida.
Specializing in minimally invasive spine surgery techniques, Dr. Perenich obtained his medical degree from the Philadelphia College of Osteopathic Medicine in Pennsylvania. Later, he completed his residency in Orthopedic Surgery at the Largo Medical Center in Florida. He then completed a fellowship in Spine Surgery at the prestigious Texas Back Institute.
Dr. Perenich is passionate about treating patients with spine-related conditions and is dedicated to providing the highest quality of care. He is known for his expertise in minimally invasive techniques, which help to reduce pain, minimize scarring, and shorten recovery times.
A member of several professional organizations, including the AOA Board of Orthopedic Surgery and the American Osteopathic Association, Dr. Perenich has authored several publications and presentations related to spine surgery and is committed to staying at the forefront of advancements in his field.
When not in the operating room, Dr. Perenich enjoys spending time with his family, traveling, and participating in outdoor activities such as wake surfing and boating.
Ashley Perenich is a highly skilled Physician Assistant at the Spine Institute of Florida, where she works closely with Dr. Nicholas Perenich and the rest of the surgical team to provide exceptional care to patients. Ashley earned her Master of Medical Science in Physician Assistant Studies from University of South Florida’s Morsani College of Medicine and has since specialized in orthopedics and spine surgery.
As a Physician Assistant, Ashley is responsible for performing physical exams, diagnosing and treating injuries and illnesses, ordering and interpreting diagnostic tests, and assisting in surgical procedures. She is passionate about helping patients understand their condition and treatment options, and works closely with them to develop personalized treatment plans that meet their unique needs.
Ashley is a member of several professional organizations, including the Florida Academy of Physician Assistants and the American Academy of Physician Assistants. She is committed to staying up-to-date on the latest advancements in her field through continuing education and attending conferences and seminars.
In her free time, Ashley enjoys traveling, yoga, wakesurfing, and spending time with her husband, Dr. Nicholas Perenich, and their family.
Mark Nicholas Perenich, DO, is an accomplished, board-certified orthopedic spine surgeon at the Spine Institute of Florida, formerly Tampa Back Institute, with locations in Crystal River, Dade City, Spring Hill, and Tampa, Florida.
Specializing in minimally invasive spine surgery techniques, Dr. Perenich obtained his medical degree from the Philadelphia College of Osteopathic Medicine in Pennsylvania. Later, he completed his residency in Orthopedic Surgery at the Largo Medical Center in Florida. He then completed a fellowship in Spine Surgery at the prestigious Texas Back Institute.
Dr. Perenich is passionate about treating patients with spine-related conditions and is dedicated to providing the highest quality of care. He is known for his expertise in minimally invasive techniques, which help to reduce pain, minimize scarring, and shorten recovery times.
A member of several professional organizations, including the AOA Board of Orthopedic Surgery and the American Osteopathic Association, Dr. Perenich has authored several publications and presentations related to spine surgery and is committed to staying at the forefront of advancements in his field.
When not in the operating room, Dr. Perenich enjoys spending time with his family, traveling, and participating in outdoor activities such as wake surfing and boating.
Ashley Perenich is a highly skilled Physician Assistant at the Spine Institute of Florida, where she works closely with Dr. Nicholas Perenich and the rest of the surgical team to provide exceptional care to patients. Ashley earned her Master of Medical Science in Physician Assistant Studies from University of South Florida’s Morsani College of Medicine and has since specialized in orthopedics and spine surgery.
As a Physician Assistant, Ashley is responsible for performing physical exams, diagnosing and treating injuries and illnesses, ordering and interpreting diagnostic tests, and assisting in surgical procedures. She is passionate about helping patients understand their condition and treatment options, and works closely with them to develop personalized treatment plans that meet their unique needs.
Ashley is a member of several professional organizations, including the Florida Academy of Physician Assistants and the American Academy of Physician Assistants. She is committed to staying up-to-date on the latest advancements in her field through continuing education and attending conferences and seminars.
In her free time, Ashley enjoys traveling, yoga, wakesurfing, and spending time with her husband, Dr. Nicholas Perenich, and their family.
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