Meet Our Team

Mark Bullock, DPM
Board Certified Foot and Ankle Surgeon
Dr. Bullock is a fellowship trained foot and ankle surgeon certified in Reconstructive Rearfoot/Ankle Surgery. He completed his undergraduate studies at the University of Toronto in Biochemistry. He received his medical degree from Temple University School of Podiatric Medicine in Philadelphia, with a residency at St. John Hospital and Medical Center and a fellowship at Mon VALLEY Foot and Ankle Reconstruction in Pittsburgh, Pennsylvania. His fellowship emphasized trauma and reconstruction of the hindfoot and ankle, including Charcot reconstruction and Total Ankle Replacement. He has published research in the Journal of Foot and Ankle Surgery, Foot and Ankle Specialist, Clinics in Podiatric Medicine and Surgery and has co-authored a textbook chapter in Evidence-Based Bunion Surgery. He is also a member of the Faculty at Central Michigan University College of Medicine.

Photo of Dr Bryon Chamberlain

Bryon Chamberlain, MD
Board Certified Orthopaedic Surgeon
Dr. Chamberlain is board certified as an orthopaedic surgeon by the American Board of Orthopedic Surgery. He received his medical education from the State University of New York at Syracuse. He also completed his residency in orthopaedic surgery in Syracuse, New York. Dr. Chamberlain served as an orthopaedic surgeon in the U.S. Armed Forces prior to coming to Saginaw. Dr. Chamberlain’s career includes academic positions as a Clinical Assistant Professor of Orthopaedic Surgery at Michigan State University and University of California - Davis Medical Center. His special interests include knee, hip, and shoulder injuries, including arthroscopy and replacement. He enjoys spending time with his family, biking, and mountain climbing.

Adam Cote, DO
Board Certified Orthopaedic Surgeon
Dr. Cote is board certified by the American Osteopathic Board of Orthopaedic Surgeons. He obtained his medical education at Michigan State University College of Osteopathic Medicine, also completing his residency at Michigan State University. Dr. Cote has special interests in MAKO robotic knee replacement, anterior approach hip replacement, shoulder injuries, knee arthroscopy, ACL repair, sports medicine and fractures. He is married and has four children. Outside of work, he enjoys weight training, running, hockey, hunting, fishing, and mountain biking.

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Brian de Beaubien, MD
Board Certified Orthopaedic Surgeon
Fellowship Trained in Adult Reconstructive Surgery

Dr. de Beaubien is board certified as an orthopaedic surgeon by the American Board of Orthopedic Surgery. After completing his undergraduate education at Alma College, he attended Wayne State University School of Medicine and completed his residency at Blodgett/Butterworth/St. Mary's Hospital in Grand Rapids, Michigan. Dr. de Beaubien also completed a fellowship in Adult Reconstructive Surgery at Providence Medical Center. His special interests include hip and knee replacement and revisions.

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Danielle Duncan, MD
Board Certified Orthopaedic Surgeon
Dr. Duncan's education began with a Bachelor of Science from Lyman Briggs School at Michigan State University. Following that, she received her Doctorate of Medicine from Wayne State University Medical School in Detroit, Michigan. Dr. Duncan completed her orthopaedic surgery residency at the Michigan State University-affiliated McLaren Regional Medical Center in Flint, Michigan. She has special interests in total joint replacement, foot and ankle surgery, fracture care, and orthopaedic trauma. Dr. Duncan serves as a Clinical Assistant Professor of Orthopaedic Surgery with Central Michigan University College of Medicine. She is married and has two children, and enjoys outdoor activities, reading, and spending time with family.

Lance Freeman, MD
Board Certified Emergency Medicine and Primary-Care Sports Medicine Physician
Dr. Freeman earned a Bachelor of Science degree from Michigan State University and received his medical degree from American University of the Caribbean. Dr. Freeman completed his emergency medicine residency at Detroit Medical Center and went on to complete a Sports Medicine Fellowship with Providence Athletic Medicine. He enjoys treating athletes of all ages for acute and chronic conditions. Dr. Freeman is also a member of the physician staff at the Covenant Emergency Care Center. He is a member of the clinical faculty with the Central Michigan University College of Medicine Emergency Medicine residency. He is the team physician for Frankenmuth High School, and also treats athletes from Saginaw Valley State University and the Saginaw Spirit hockey team. Dr. Freeman is married and has two children.

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James Jesko, DO
Board Certified Orthopaedic Surgeon
Dr. Jesko received his undergraduate degree from Central Michigan University and completed medical school at Michigan State University College of Osteopathic Medicine. He completed his orthopaedic surgery residency at Bi-County Community Hospital and Riverside Osteopathic Hospital in Warren, Michigan. He has special interests in sports injuries and arthroscopy, total joint replacement, shoulder injuries, fracture care, and orthopaedic trauma. Dr. Jesko serves as a Clinical Assistant Professor of Orthopaedic Surgery with Central Michigan University College of Medicine. He serves as Chief Team Physician for Saginaw Valley State University and Heritage High School, and is the Chief Orthopaedic Consultant for the Saginaw Spirit hockey team. Dr. Jesko is married and has two children. He enjoys golf, hunting, and fishing.

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Colleen Linehan, MD
Board Certified Orthopaedic Surgeon
Dr. Linehan is currently the Orthopaedic Surgery section chief. She received her medical education from Wayne State University, and then completed her residency in orthopaedic surgery at the University of Minnesota. Before joining the Covenant Center for Advanced Orthopaedics, Dr. Linehan practiced for several years at the Saginaw Valley Bone and Joint Center. She is board certified in orthopaedic surgery by the American Board of Orthopedic Surgery. Dr. Linehan is a Saginaw native, and is actively involved in the community. She is also on the faculty at Central Michigan University, and serves as a team physician for Swan Valley High School. Her special interests include shoulder injuries including shoulder arthroscopy, shoulder replacements, knee arthroscopy, knee replacements, carpal tunnel and fractures.

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Kurt Menapace, MD
Board Certified Orthopaedic Surgeon
Dr. Menapace earned a Bachelor of Science in Sports Medicine from Central Michigan University and went on to complete a Master of Science in Health Education at Ball State University in Muncie, Indiana. He received his Doctorate of Medicine from the Michigan State University College of Human Medicine. Dr. Menapace completed his Orthopaedic Surgery residency at the Michiigan State University-affiliated McLaren Regional Medical Center in Flint, Michigan. He has special interests in sports medicine and arthroscopy, total joint replacement, wrist and upper extremity injuries, fracture care, and orthopaedic trauma. Dr. Menapace serves as a Clinical Assistant Professor of Orthopaedic Surgery with Central Michigan University College of Medicine. He is a team physician for Saginaw Valley State University, Saginaw Spirit hockey team, and Valley Lutheran High School. Dr. Menapace has two children. When he is not caring for patients, he enjoys fishing, hunting, and spending time with family.

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Michael Tucker Jr., DO
Board Certified Orthopaedic Surgeon
Fellowship Trained in Orthopaedic Trauma Surgery

Dr. Tucker is board certified in orthopaedic surgery by the American Osteopathic Board of Orthopedic Surgery. After receiving his medical education from the University of New England College of Osteopathic Medicine, he completed his residency in orthopaedic surgery at McLaren Oakland. Dr. Tucker also completed an orthopaedic trauma surgery fellowship at the University of Nevada, at the University Medical Center in Las Vegas. He has a special interest in complex trauma fractures, including pelvic fractures. He is currently on the faculty at Central Michigan University.

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Michael Wolohan, MD
Board Certified Orthopaedic Surgeon
Dr. Wolohan received his Bachelor of Science degree from the University of Notre Dame and his Doctorate of Medicine at the University of Michigan Medical School. He completed Harvard University Combined Orthopaedic Program in Boston, Massachusetts. He was a Harvard Clinical Fellow at Children's Hospital in Boston in Sports Medicine and Pediatric Orthopaedics. Dr. Wolohan has special interests in total joint replacement, sports injuries and arthroscopy, fracture care, and orthopaedic trauma. Dr. Wolohan serves as a Clinical Assistant Professor of Orthopaedic Surgery with Central Michigan University College of Medicine. He was worked with Saginaw Valley State University Athletics since 1992 as a team physician and is the team physician for Nouvel Catholic Central High School. He is also a team physician for Saginaw Spirit hockey team. Dr. Wolohan is married and has six children. His recreational interests include swimming and family activities.