Slide Portrait of group of smiling hospital colleagues standing together. HDH Providers
Kevin Johnston, MD 4

Kevin Johnston, MD

Family Practice

BS, Sociology, University of Oregon, Eugene, OR
MD, Oregon Health Sciences University, Portland, OR
Residency, Medical College of Wisconsin, Waukesha, WI

Dr. Johnston joined Harney District Hospital Family Care in 2002. He provides a full range of health care services as a family physician.

Patricia McNamara, MD

Gynecology

BS, Fordham University, Bronx, NY
MD, Case Western Reserve University School of Medicine, Cleveland, OH
Residency, Obstetrics and Gynecology, Metro Health Medical Center, Cleveland, Ohio

Dr. McNamara joined Harney District Hospital Family Care in 2019. She offers gynecological/women’s health services.

Dr. John Nguyen, DO, General Surgeon

John Nguyen, DO

General Surgery

BS, Des Moines University, Des Moines, Iowa
DO, Kansas City University of Medicine and Biosciences
Residency, General Surgery, Michigan State University, Trenton, Mich.

Dr. Nguyen joined Harney District Hospital in 2018. As a general surgeon, he performs a range of surgical procedures.

Dr. Harry Reynolds, MD, General Surgeon

Harry Reynolds, MD

General Surgery

BS, Syracuse University, Syracuse, N.Y.
MD, Case Western Reserve University School of Medicine, Cleveland, Ohio
Residency, General Surgery, University Hospitals of Cleveland Medical Center, Cleveland, Ohio
Fellowship, Colon and Rectal Surgery Fellowship, Cleveland Clinic Foundation

Dr. Reynolds joined Harney District Hospital in 2018. As a general surgeon, he performs a range of surgical procedures.

Heidi Vanyo, MD 4

Heidi Vanyo, MD

Family Practice, Obstetrics

BS, Physiological Sciences and Psychobiology, University of California, Los Angeles, CA
MD, University of Wisconsin School of Medicine and Public Health, Madison, WI
Residency, Fox Valley Family Medicine, Appleton, WI

Dr. Vanyo joined Harney District Hospital Family Care in 2015. She provides a full range of health care services as a family physician, including obstetrics.

Oliver Wisco, DO

Dermatology

BS, University of Portland, Portland, OR
DO, Philadelphia College of Osteopathic Medicine, Philadelphia, PA

Dr. Wisco provides comprehensive skin care for patients of all ages. He has advanced training in Mohs Surgery (a procedure used to remove skin cancer in a specialized way that minimizes the amount of tissue removed and decreases scarring) and in caring for patients with melanoma.

Brad Mangum, Orthopedic Nurse Practitioner

Brad Mangum, ANP

Orthopedics

BS, Nursing, Hardin Simons, Abilene, TX
MS, Nursing – Samford University, Birmingham, AL

Brad joined Harney District Hospital in 2019. He provides orthopedic services at HDH in partnership with physicians from The Center in Bend.