Skip to main content
Gregory Mattingly, MD, Psychiatry, Saint Charles, MO

GregoryWarrenMattinglyMD

Psychiatry Saint Charles, MO

Physician and Principal Clinical Trial Investigator, Midwest Research Associates; Co-Founder, Psychiatrist, St. Charles Psychiatric Associates

Dr. Mattingly is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Mattingly's full profile

Already have an account?

  • Office

    330 1st Capitol Dr
    Ste 390
    Saint Charles, MO 63301
    Phone+1 636-949-5760
    Fax+1 636-949-0729

Summary

  • Dr. Mattingly is a physician and principal investigator in clinical trials for Midwest Research Group. He is also a founding partner of St. Charles Psychiatric Associates where he treats children, adolescents and adults. A St. Louis native, he earned his medical degree and received a Fulbright scholarship while attending Washington University.

    Dr. Mattingly is board certified in adult and adolescent psychiatry and is a Diplomat of the National Board of Medical Examiners. He is an Associate Clinical Professor at Washington University where he teaches psychopharmacology courses for the third year medical students.

    Dr. Mattingly has been a principal investigator in over 200 clinical trials focusing on ADHD, anxiety disorders, major depression, bipolar disorder and schizophrenia. Having served on numerous national and international advisory panels, Dr. Mattingly has received awards and distinctions for clinical leadership and neuroscience research.

    Dr. Mattingly currently serves on the board of directors for APSARD - The American Professional Society of ADHD and Related Disorders - and is a certified evaluator for the NFL regarding ADHD and head concussions. He also serves on the board of Headway House, a community support program for individuals with chronic mental illness. An avid runner and outdoorsman, Dr. Mattingly believes mind, body and spirit are important qualities for him and his family.

Education & Training

  • Washington University/B-JH/SLCH Consortium
    Washington University/B-JH/SLCH ConsortiumResidency, Psychiatry, 1989 - 1993
  • Washington University in St. Louis School of Medicine
    Washington University in St. Louis School of MedicineClass of 1989, MD, Medicine
  • University of Missouri
    University of MissouriBS, Chemical Engineering, Summa Cum Laude, President's Scholar, National Merit Scholarship, 1981 - 1985

Certifications & Licensure

  • FL State Medical License
    FL State Medical License 2021 - 2025
  • MO State Medical License
    MO State Medical License 1993 - 2025
  • IL State Medical License
    IL State Medical License 1997 - 1999
  • American Board of Psychiatry and Neurology Psychiatry

Awards, Honors, & Recognition

  • Top MD Consumers Checkbook

Clinical Trials

Publications & Presentations

PubMed

Press Mentions

  • A Promising Schizophrenia Drug Showed Mixed Results. What Does That Mean for Patients?
    A Promising Schizophrenia Drug Showed Mixed Results. What Does That Mean for Patients?October 31st, 2024
  • CDC: Half of People with ADHD Diagnosed in Adulthood
    CDC: Half of People with ADHD Diagnosed in AdulthoodOctober 15th, 2024
  • Why "Measurement Makes a Difference" in Depression Care
    Why "Measurement Makes a Difference" in Depression CareJanuary 16th, 2023
  • Join now to see all