Our Providers

Barry D. Bernfeld, MD

Barry D. Bernfeld, MD

Barry D. Bernfeld, MD received his bachelor's degree from Queens College, New York City and his master's and MD from Washington University, St. Louis. He completed general surgery residency training at Jewish Hospital/Washington University, St. Louis and St. Joseph Mercy Hospital/University of Michigan in Ann Arbor. He spent two years as a commissioned corps officer in the Public Health Service-Indian Health Service, Browning, MT (Blackfeet Reservation). Dr. Bernfeld is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons. Dr. Bernfeld has practiced surgery in Yakima since 1984 with an emphasis on breast cancer, thyroid, parathyroid, laparoscopic abdominal surgery, general abdominal surgery, and hernia repair.

Robert J. Conroy, MD

Robert J. Conroy, MD

Robert J. Conroy, MD received his bachelor's and master's degrees from California State University, Fresno in biology and remained for a year as a member of the faculty teaching human anatomy and physiology. He received his MD from Wake Forest University, Winston-Salem, NC and completed a general surgery residency at Wake Forest University Medical Center/North Carolina Baptist Hospital. He is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons. Dr. Conroy has had a surgical practice in Yakima since 1997 with an emphasis on laparoscopic abdominal surgery, general abdominal surgery, colon cancer, breast cancer, thyroid, parathyroid and hernia repair.

Jennifer Johannes, DO

John M. Kisala, MD

Jennifer Johannes, DO received her Bachelor's degree in nursing from Northern Arizona University and her Master's degree in Bioethics at Midwestern University at AZCOM. She received her medical degree from Midwestern University and graduated in 2011. Dr. Johannes' post graduate training included a surgery internship at Southampton Hospital and a surgery residency at Philadelphia College of Osteopathic Medicine where she also served as Chief General Surgery Resident for the 2015-2016 academic year. Dr. Johannes is Board Eligible and will be certified by the American Board of Osteopathic Surgery. Dr. Johannes joined Cascade Surgical Partners in 2016 and will be practicing a full scope of general surgery procedures including: breast, hernia, gallbladder, colon and small bowel, appendix, spleen, thyroid/parathyroid, skin lesions and colonoscopies.

John M. Kisala, MD

John M. Kisala, MD

John M. Kisala, MD received his bachelor's degree from the Illinois Institute of Technology, Chicago and his MD from the University of Illinois College of Medicine. He completed a general surgery residency program at the University of Illinois, Metropolitan Group Hospitals, Chicago and has been an assistant professor of surgery at Michigan State University since 1987. Dr. Kisala is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons. His general surgery practice emphasizes breast cancer, general abdominal surgery, laparoscopic surgery, colon cancer, hernia repair and surgical diseases of the thyroid and parathyroid glands.

Matt Silva, DO

Matt Silva, DO

Matt Silva, DO received his bachelor's degree in zoology from Washington State University and earned his DO degree from the Virginia College of Osteopathic Medicine in Blacksburg, Virginia. He completed his residency at Oklahoma State University Medical Center in Tulsa. He is a Washington native who grew up in Winlock, attended Eastern Washington and Washington State Universities. His general surgery practice includes breast cancer, hernias, gallbladder, appendix, spleen, thyroid/parathyroid, skin lesions, colonoscopy, EGD and bronchoscopy. Dr. Silva is the newest physician to join Cascade Surgical Partners. He looks forward to working with osteopathic medical students at Pacific Northwest University of Health Sciences.

Tekchand Tanwani, MD

Dr Tanwani

Dr. Tekchand Tanwani grew up in southern Pakistan in a small town about the size of Yakima. He earned a medical degree from the University of Karachi in Pakistan. He completed a residency in general surgery at Northshore University Medical Center in Long Island, N.Y. and is board certified by the American College of Surgeons and the American College of Phlebology.

Dr. Tanwani belongs to a family of physicians and considers medicine a noble and rewarding profession. He enjoys spending time with patients and educating them about their care, employing honesty and a passion for his work.

Dr. Tanwani moved to Yakima in 1998 and enjoyed the weather, community and the landscape so much that he and his wife decided to stay in Yakima and raise their two children here.

Peter R. Young Jr., MD

Peter R. Young Jr., MD

Peter R. Young Jr., MD received his bachelor's degree from the University of North Carolina (UNC), Chapel Hill and received his MD from the UNC School of Medicine. He completed his general surgery residency program at Wake Forest University/Baptist Medical Center in Winston-Salem, NC during which he completed one year as the Bradshaw Research Fellow with an interest in trauma. Dr. Young is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons. He was in private practice in general surgery in Raleigh, NC for two and a half years prior to joining Cascade Surgical Partners in January, 2001. His general surgery practice emphasizes general abdominal surgery, laparoscopic surgery, breast cancer, colon cancer, hernia surgery and surgical diseases of the thyroid and parathyroid glands.

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