Case Details:Doris Rita Brings Plenty, 32, was reported missing from Rapid City, South Dakota, after she was last seen leaving a hospital in the city on or about October 19, 1983. The exact date of last contact is approximate, as are her recorded height (5 feet 4 inches) and weight (165 pounds). She is American Indian/Alaska Native, with black hair and brown eyes. No clothing description, timeline of the day, or witness account beyond her departure from the hospital has been published in available records.

Brings Plenty's case is catalogued with the National Missing and Unidentified Persons System as MP99875. No NCMEC case number is associated with the case. No investigating agency, agency case number, tip-line contact, or reward information has been published in available open-source records. She would be approximately 75 years old as of 2026. Her case remains open and unresolved.