Christopher Z. Witkowski, NP

Fay Bembry is a Nurse Practitioner practicing medicine in Greeneville, Tennessee. Bembry, NP is highly rated in 2 conditions, according to our data. Her clinical expertise encompasses Pseudobulbar Affect, Seasonal Affective Disorder (SAD), Schizoaffective Disorder, and Liver Failure. Bembry, NP is board certified in American Nurses Credentialing Center.

Sarah Hayes is a Nurse Practitioner practicing medicine in Greeneville, Tennessee. Hayes, NP is highly rated in 3 conditions, according to our data. Her clinical expertise encompasses Seasonal Affective Disorder (SAD), Pseudobulbar Affect, and Schizoaffective Disorder.

Derick Reedy is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) with extensive clinical experience in both acute care and long-term psychiatric services. He earned his Master of Science in Nursing and Post-Master’s Certificate in Psychiatric Mental Health from East Tennessee State University. His practice focuses on providing comprehensive psychiatric care, including medication management, long-acting injectable treatments, and innovative therapies such as Spravato for treatment-resistant depression.With a career spanning private practice, long-term care, and telepsychiatry, Derick has played a vital role in improving mental health access for underserved populations in Southwest Virginia, Tennessee, and Kentucky. His background in critical care nursing, combined with his military service in the U.S. Marine Corps and Air National Guard, has honed his ability to deliver care in high-pressure environments. He also has experience in academic instruction, having served as a clinical instructor for BSN students.An active member of the American Psychiatric Nurses Association and Sigma Theta Tau Honor Society, Derick continues to advance his knowledge through ongoing professional development in trauma care, advanced cardiac life support, and substance use disorder management. Reedy, NP is highly rated in 4 conditions, according to our data. His clinical expertise encompasses Dementia, Pica, Cyclic Vomiting Syndrome, and Generalized Anxiety Disorder (GAD). Reedy, NP is board certified in Advanced Practice Registered Nurse, Psychiatric Mental Health Nurse Practitioner and Registered Nurse.