Our Psychiatrists

• Tammy Pennington, MD
• Michael Thompson, MD
• Tanya D. Wozniak, MD

Tammy Pennington, MD, PLLC

Dr. Pennington retired as of June 10, 2026.

We are profoundly grateful for her 17 years of service. To the many lives she touched, and to those of us who had the privilege of working beside her, her impact is immeasurable.

Michael Thompson, MD, PLLC

Michael Thompson was born and raised in Louisville, graduating from Trinity High School. He attended the University of Kentucky, graduating Magna Cum Laude with Bachelor's degrees in both Psychology and Biology. He received his Medical Doctorate from the University Of Kentucky College Of Medicine in 2005. He completed his Psychiatry Residency training at the University of Louisville Department of Psychiatry and Behavioral Sciences. While there, he gained knowledge and experience serving and treating the mental health needs of this community.  Dr. Thompson served as Chief-Resident of the Department of Psychiatry in 2008.

Since its opening in 2009, Dr. Thompson has been in practice at River City Psychiatry. His style combines utilizing psychotherapy techniques with customized medication management. His follow-up appointments typically last 25 minutes to allow for time to discuss current stresses , coping mechanisms, and medication options that help improve his patient’s life.

Dr. Thompson has enjoyed working with adult men and women in this community for several years. He is Board Certified by the American Board of Psychiatry and Neurology. His current office hours are on Tuesdays through Fridays, with most appointments available in the early mornings and late afternoons, and midday on Fridays. When not in the office he provides services through telepsychiatry to underserved areas in different parts of the country. 

Dr. Thompson is not currently accepting new patients. 

Tanya D. Wozniak, MD, PLLC

Originally from Lexington, Dr. Wozniak moved to Louisville to attend Bellarmine University where she also played soccer. She received her medical education and residency training at the University of Louisville School of Medicine. Together with her colleagues, she started River City Psychiatry in 2009 upon completion of residency training and has been in practice here ever since. Dr. Wozniak is a Board Certified adult psychiatrist who commonly treats people with adult ADHD, PTSD, mood disorders such as bipolar and depression, and anxiety disorders. She also has a special interest in treating athletes with mental illness and is a member of the International Society for Sport Psychiatry. She collaborates with patients, and other providers/therapists when necessary, to create a customized treatment plan for each individual. Dr. Wozniak is available for appointments Monday through Thursday.  

Dr. Wozniak is not currently accepting new patients.