John Keith Meinert was born in LaCrosse, Wisconsin on December 20, 1926 to Albert and Helen Meinert. In 1927, his family moved to Winona, Minnesota, where he lived until he graduated from high school in 1944. While in high school, he won the Bausch and Lomb science prize and the math prize.
He entered the United States Navy on July 1, 1944 and was assigned to Unit V12 at the University of Minnesota and completed a pre-med program. He was discharged from active duty on October 15, 1945 in order to complete his pre-medical training and enroll in medical school.
He received the following degrees: BA, magna cum laude 1946, BS 1947, MB 1949, MD 1950. He was elected to both Phi Beta Kappa and Alpha Omega Alpha (honorary medical fraternity).
On July 1, 1949, he began an internship in the Department of Internal Medicine at the University of Michigan Hospital, Ann Arbor, Michigan. On July 1, 1950, he began a residency in internal medicine at the same establishment.
His residency was interrupted by the events of the Korean War and he entered active duty in the United States Air Force on October 15, 1950. He was assigned to the 2794th Medical Group, Kelly Air Force Base, Texas. On October 15, 1952, he was discharged from the Air Force with the rank of captain.
He immediately resumed his residence at the CHU. He married Patricia Ann Mowery on July 24, 1953. In July 1955 he moved to Willmar, Minnesota where he became the sixth member and first internist of Lakeland Medical Center before helping to merge with the Willmar Clinic to form Willmar Medical Center. He served as president of the organization for the first ten years of its existence.
Dr. Meinert was active in the affairs of the medical society. He was president of the Mid-Minnesota Medical Society and a delegate from that local society to the Minnesota Medical Association. Dr. Meinert was elected a director of the Crown corporation and in 1980-81 served as president of that organization.
He was elected as a Minnesota Medical Association delegate to the American Medical Association and served in that position from 1981 to 1987. He received the Distinguished Service Award from the Minnesota Medical Association in 1987. He also served on the Board of Directors of the Minnesota Medical Insurance Company from 1984 to 1990.
He retired from active medical practice in 1990, but worked as a relief physician in the geriatrics and chemical dependency sections at Willmar Regional Treatment Center in the summers of 1991-1996.
Dr. and Mrs. Meinert had owned a home in Rio Verde, Arizona since 1977. After his retirement, they spent most of the year there and made it their full-time residence in 2004.
Dr. Meinert served for six years on the board of the Rio Verde Community Association and for three years on the board of the Rio Verde Community Church. In his later years, he was an active volunteer at the Desert Botanical Garden in Phoenix, Arizona, where he served as a guide.
Dr. Meinert died at his apartment in Scottsdale, Arizona on March 25, 2022.
A memorial service will be held at St. Anthony on the Desert Episcopal Church in Scottsdale on Tuesday, April 5, 2022 at 10 a.m.
He was predeceased by his parents and his wife, Patricia.
He is survived by his two sisters and brother, his sons Chris (Pam) Meinert of Willmar, Tim Meinert of Phoenix and his daughter, Lisa Johnson of Willmar. He also leaves behind 4 grandchildren Nicole Plowman, Danielle Meinert of Willmar, Meg (Justin) Slusher of Phoenix and Alexander Johnson of Manhattan, Montana, and 5 great-grandsons.