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Meet Our Providers

Kaveh R. Sajadi, MD

Kaveh R. Sajadi, MD | Orthopedic Surgeon

Dr. Kaveh Robert Sajadi grew up in Lexington. He graduated cum laude from Vanderbilt University, and then earned highest honors at the University of Kentucky College of Medicine. He completed his orthopedic surgery residency at the prestigious Campbell Clinic-University of Tennessee, Memphis program, one of the oldest orthopedic training programs in the country. 

After his residency, Dr. Sajadi performed an additional year of training as a fellow in shoulder and elbow surgery at the Hospital for Joint Diseases-New York University Medical Center in New York, NY. He then returned to Lexington where he joined his father, Dr. Kooros Sajadi, in practice. He is board certified in orthopedic surgery with a subspecialty certification in sports medicine.

Dr. Sajadi’s practice focuses on the individual patient, using their goals and desires to develop a treatment plan. His special expertise includes rotator cuff disorders, shoulder instability or dislocations, shoulder and elbow arthroscopy, and shoulder replacements, including reverse total shoulder and outpatient shoulder replacement.

Dr. Sajadi frequently trains other orthopedic surgeons at instructional courses in shoulder replacement and shoulder arthroscopy, both nationally and internationally. He is also a member of the American Shoulder & Elbow Surgeons, an organization with less than 500 members worldwide.

Dr. Sajadi lives in Lexington with his wife and two children. He enjoys travel and sports, both as a participant and fan. You will often find him rooting for the University of Kentucky Wildcats, except, of course, when they are playing the Vanderbilt Commodores!

Samuel C. Coy, MD

Samuel C. Coy, MD | Orthopedic Surgeon

Dr. Sam Coy grew up in Richmond, KY. He graduated summa cum laude from Centre College in Danville, where he was a member of the varsity swim team. He earned his medical degree at Vanderbilt University and completed his orthopedic surgery residency at the University of Chicago. In addition, Dr. Coy completed a sports medicine fellowship at the Steadman Hawkins Clinic of the Carolinas, where he had intensive training in sports medicine. He is board certified in orthopedic surgery with a subspecialty certification in sports medicine.

Dr. Coy enjoys keeping people active and treating athletes of all ages, from the competitive athlete to the weekend warrior. His clinical interests include shoulder arthroscopy, knee arthroscopy and ligament reconstruction, treatment of meniscus tears, general fracture care, and knee replacements. Dr. Coy is a member of the American Orthopedic Society for Sports Medicine and team physician for East Jessamine High School.

Dr. Coy had early exposure to medicine through his father, Dr. James Coy, who is a retired orthopedic surgeon in Richmond, KY. Dr. Coy lives in Lexington with his wife, Brooke. He enjoys attending UK sporting events and spending time at the family farm with his wife and dogs.

Daniel J. Hackett, Jr, MD

Dr. Daniel Joseph Hackett, Jr grew up in Montgomery, Alabama. He graduated magna cum laude from Washington & Lee University, where he played wide receiver for the varsity football team. He earned his medical degree from the University of Alabama at Birmingham School of Medicine and completed his orthopedic surgery residency at the Medical College of Georgia.  Afterwards, he pursued an additional year of training as a fellow in shoulder and elbow surgery at the University of Washington Medical Center.

Dr. Hackett places great emphasis on patient-directed care. He believes that taking the time to develop a relationship with each patient ensures that both he and the patient can work together to develop an informed decision, and ultimately, a great outcome. His clinical interests include arthroscopic and open management of complex shoulder and elbow issues. His expertise involves arthroscopic management of rotator cuff tears and instability, shoulder replacement surgery, including reverse total shoulder replacement and revision treatment for painful and infected shoulder replacements. He also spent a great deal of his training focusing on the surgical management of some less common shoulder abnormalities, such as scapular winging and sternoclavicular joint abnormalities. 

Dr. Hackett's research interests include outcomes in primary and failed shoulder replacement and the management of infection following shoulder replacement.

Dr. Hackett lives in Lexington. Outside of work, he enjoys spending time with his family, fitness, sports, the outdoors, music and travel.

Greg Cowen, PA-C

Greg Cowen, PA-C | Sports Medicine

Greg is a Lexington native and veteran of the United States Marine Corps. He graduated from the University of Kentucky PA program. Greg has over 20 years of experience, with 14 years in orthopedics. Before joining Kentucky Bone & Joint Surgeons, he ran the QuickCare Walk-In Clinic in Johnson City, TN for 12 years. Greg acted as a preceptor for an orthopedic fellowship program for physician assistants while in Johnson City. Greg is board certified by the National Commission on Certification of Physician Assistants.

Greg’s wealth of general orthopedic experience enables him to treat many conditions. His focus is on the treatment of acute fractures, sprains, and general orthopedic and sport-related injuries. He regularly performs viscosupplementation and therapeutic joint injections, fracture care, and urgent orthopedic care.

He lives in Lexington with his wife, Selena, and their three children. He enjoys coaching youth baseball and his hobbies include R/C airplanes and camping.

Kooros Sajadi, MD

Kooros Sajadi, MD

Emeritus founder of the practice. Though he has retired from private practice, he continues to teach orthopedic surgery residents from the University of Kentucky and serve our veterans' orthopedic needs at the Veterans Administration Hospital.