“I am passionate about providing high quality care which centers around the patient as the primary focus. The patient’s family is a significant part of the patient’s healthcare and their support is appreciated and necessary. I truly believe in a partnership between the patient and provider and look forward to doing what I can to help everyone be happy and healthy.’

Board Certification

  • Nurse Practitioner

Areas of Expertise

  • Adolescent Care
  • Chronic Disease Management
  • Wellness Visits


Graduate School

Wilmington University
Family Nurse Practitioner
New Castle, DE

Undergraduate School

Notre Dame of Maryland University
Bachelor of Science in Nursing
Baltimore, MD

Professional Associations

American Association of Nurse Practitioners (AANP)

Nurse Practitioner Association of Maryland (NPAM)

Personal Interests

Mrs. Johnson enjoys reading, watching/quoting movies, camping and her children. She is a third degree black belt. She currently volunteers for the Boy Scouts of America for her son Kevin who is a Tenderfoot.


Mrs. Karen Johnson is a Family Nurse Practitioner specializing in primary care. She works in a physician owned internal medicine practice in Aberdeen, MD. She is experienced in caring for males and females ranging in age from adolescence to geriatrics. She has performed physicals, wellness checks, management of chronic conditions as well as management of multiple medications.

Mrs. Johnson received an Associate’s degree in nursing from Cecil College in 1995 and went on to earn her Bachelor’s degree from College of Notre Dame in Baltimore, MD. She earned her Master’s degree as a Family Nurse Practitioner in 2009 from Wilmington University in Wilmington, DE. Mrs. Johnson started her nursing career at Calvert Manor Nursing Home and worked at several area hospitals as a floor nurse including Harford Memorial Hospital, Jennersville Hospital and Christiana Care. She is a past adjunct clinical professor for Cecil College School of Nursing.

Mrs. Johnson has been married for 25 years to her husband, Charlie. She is the mother of three boys aged 16 to 24. She is a volunteer for the Boy Scouts of America and is a third degree black belt.