A native of Liberty, Missouri, CAPT Rychnovsky received her diploma in nursing from Research Medical Center School of Nursing in Kansas City, Missouri in 1981 and held a variety of staff and management nursing positions while completing her Bachelor of Science in Nursing degree. After graduation in 1986 she continued to gain civilian nursing experience in pediatrics as a Nurse Manager, opening the first suburban satellite clinic for Children's Mercy Hospital in Overland Park, Kansas.

Realizing the opportunities to further advance her education, CAPT Rychnovsky joined the U.S. Navy in 1990 at a rank of Lieutenant Junior Grade. After attending Officer Indoctrination School she accepted her first assignment at Naval Hospital Charleston. In 1993 her Navy adventure continued, being sent to Naval Medical Clinic, Key West, Florida as the Pediatric Charge Nurse. In 1997, she graduated from University of Florida with her Master of Science in Nursing degree. As a Certified Pediatric Nurse Practitioner, she served her next tour in the Pediatric Clinic in Jacksonville, Florida.

Accepted to Duty Under Instruction again in 2001, CAPT Rychnovsky attended the University of San Diego where she received the Honorary Irene Sabelberg Palmer Scholarship Award for Academic Achievement. In 2004 she was awarded her Doctor of Philosophy in Nursing degree, writing her doctoral dissertation on "Postpartum Fatigue in the Active Duty Military Woman." She served as Head of Nursing Research at Naval Medical Center San Diego, along with a 6- month tour as the Head, Inpatient Nursing, at the Expeditionary Medical Facility, Camp Arifjan. Following her deployment she completed a Health Policy Fellowship in the office of Senator Daniel K. Inouye (D-HI) with a follow-on tour as the Assistant Director, Nurse Corps Policy and Practice, where she worked for the Navy Nurse Corps Director and Navy Surgeon General at the Bureau of Medicine and Surgery, forming nursing policy and practice. In 2013 she completed her Executive Officer tour at U.S. Naval Hospital Yokosuka, the most geographically dispersed command in Navy Medicine.

CAPT Rychnovsky is a board certified Pediatric Nurse Practitioner by the Pediatric Nursing Certification Board. She served for four years on the Editorial Board of the Journal of Obstetric, Gynecologic and Neonatal Nursing and is a member of the Association of Women's Health, Obstetric and Neonatal Nurses and the American Academy of Nurse Practitioners.

CAPT Rychnovsky's personal awards include the Meritorious Service Medal (3 stars); Navy/Marine Corps Commendation Medal (one star), the Navy/Marine Corps Achievement Medal and numerous unit, tour and deployment awards.