Meet Our Team

Kaitlin Amable

Kaitlin has been working in our office since January 2017. She is a certified phlebotomist and trained clinical assistant. Kaitlin assists our nurse with Spravato treatments and insurance authorizations.

Clinical Assistant Read More

Daphne McConnell, RN

Daphne started her nursing career in a hospital environment and more specifically on a telemetry unit. She quickly realized she desired a more individualistic approach to her patients and

Registered Nurse Read More

Martha St. John, MD

Dr. St. John opened her private practice after graduating from residency in 2006.  Over the years, her primary goal has been to provide care to psychiatric patients from Houston

Interventional Psychiatrist Read More

Elizabeth Grizaffi, PA-C

Mrs. Grizzaffi joined St. John Mental Health Clinic of Houston in September 2016. She is nationally board-certified with the National Commission on Certification of Physician Assistants. She has previous

Physician Assistant Read More

Rachel DeLaCerda

Rachel DeLaCerda has been assisting Dr. St John in treating TMS patients since she joined the practice as our TMS Coordinator in the fall of 2016. Rachel is a

TMS Technician Read More

Susan Brown

Susan Brown joined St. John Mental Health Clinic of Houston in September 2016.  Susan has worked the administrative/management side in the medical field for over 30 years.  She is

Administrative Read More