Gateway Psychiatric Group LLC
We want to know how you're feeling. And we will take the time to listen. Come see the benefits of private practice.
11/11/2025
Happy Holidays!
We will be closed on the following dates in observance of the holiday season:
November 27th - 28th
December 24th - 26th
December 31st - January 1st
Please make sure to request your refills before 4pm on November 26th, December 23rd, and December 30th.
10/20/2025
Due to a technical outage beyond our control, our phone line, text line, and EMR systems are currently down. We are waiting diligently for the systems to reboot and will address all messages once they do.
We appreciate your patience. If you have an appointment today, please by on standby.
09/09/2025
๐ Now Accepting New Patients! ๐
Kelsey Lonergan is a compassionate and experienced Pediatric Psychiatric Nurse Practitioner dedicated to helping children and teens thrive emotionally and mentally.
Specializing in the treatment of:
โ
ADHD
โ
Anxiety
โ
Depression
โ
Oppositional Defiant Disorder (ODD)
โ
PTSD
Whether your child is struggling at school, at home, or in relationships, Kelsey provides personalized, evidence-based care in a supportive environment. She partners closely with families to create a treatment plan that worksโbecause every child deserves to feel their best.
๐ฉบ In-network with many major insurance plans
๐ Offering in person and virtual appointments
Early support makes a lifelong difference. Letโs help your child take that next step forward. ๐
Click here to claim your Sponsored Listing.
Category
Telephone
Address
11124 South Towne Square. Suite 100
St. Louis, MO
63123
Opening Hours
| Monday | 9am - 4pm |
| Tuesday | 9am - 4pm |
| Wednesday | 9am - 4pm |
| Thursday | 9am - 5pm |
| Friday | 9am - 12pm |