Our Team

Division Director

Katie Plax, MD

Ferring Family Chair Professor of Pediatrics, Adolescent Medicine
Division Director, Adolescent Medicine
Medical Director, The SPOT and Project ARK

Phone: 314-454-2468

Faculty

Mary Elizabeth Fournier, MD, MPH

Assistant Professor of Pediatrics, Adolescent Medicine

Phone: 314-454-2468

Nurses Practitioners

Terianne Lindsey, MSN, RN, CPNP

Nurse Practitioner, Adolescent Medicine

Phone: 314-454-2468

Hannah Mayfield, DNP, RN, CPNP-PC, PMH-BC

Nurse Practitioner, Adolescent Medicine

Phone: 314-454-2468

Margaret Ott, CPNP-PC

Nurse Practitioner, Adolescent Medicine

Phone: 314-454-2468

Nurses

Karen Hamon, BSN, RN

Nurse, Adolescent Medicine, Transgender Center

Phone: 314-454-2468

Melinda Regan, RN, BSN

Nurse, Adolescent Medicine

Phone: 314-454-2468

Lynne Sekarski, MSN, RN, CPN

Nurse, Adolescent Medicine

Phone: 314-454-2468

Lori Spangenberg, BSN, RN

Nurse, Adolescent Medicine

Phone: 314-454-2468

Stacie Tuffentsamer, RN, BSN

Nurse, Adolescent Medicine

Phone: 314-454-2468

Dietitians

Tammy Cook, MS, RD, LD, CEDRD

Dietitian/Nutritionist, Adolescent Medicine

Phone: 314-454-2468

Rachel Parks, MS, RD, CSSD, LD

Dietitian/Nutritionist, Adolescent Medicine

Phone: 314-454-2468

Social Worker/Therapist/Case Management

Sarah Daily, LMSW

Case Manager, Adolescent Medicine, Transgender Center

Phone: 314-454-2468

Laura Silverberg, MSW, LCSW

Staff Therapist, Adolescent Medicine

Phone: 314-454-2468

Riley Tate, BS

Case Manager, Adolescent Medicine, Transgender Center

Phone: 314-454-2468