Mental Health Services in Slidell, LA

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About Us

Modern Psychiatry proudly serves the Slidell community with personalized, evidence-based mental health care. Whether you’re navigating depression, anxiety, ADHD, or another condition, our experienced psychiatric providers are here to help you find balance and relief.


We offer in-person appointments at our Slidell office as well as telepsychiatry services for patients located throughout Louisiana. No matter how you choose to connect, our team is committed to providing care that’s professional, compassionate, and accessible.

Why Choose Modern Psychiatry in Slidell?

  • Convenient location on Terrace Avenue in Slidell

  • Board-certified and licensed psychiatric providers

  • In-person and telepsychiatry appointments available

  • Insurance accepted: Aetna, BCBS, Cigna, Humana, United Healthcare

  • Private, supportive setting with flexible scheduling

Conditions We Treat

We provide a wide range of psychiatry, psychotherapy, and neuropsychological services, including care for:




View the full list of conditions we treat →

Meet Our Providers

Our Slidell, Louisiana team is ready to support your mental health goals with care tailored to your needs.

Psychiatry:

Dr Felix Gellar

Dr. Felix Geller, MD

Psychiatrist/CEO

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Dr. Guthrie

Dr. Joseph Guthrie, MD

Psychiatrist

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Madison Kahn, PMHNP

Madison Kahn, PMHNP

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Lana Ignatov

Lana Ignatov, APN, PMHNP

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Andrea Zawadzky

Andrea Zawadzky, APN, PMHNP

Therapy:

geraldine dierking headshot

Gerri Dierking, LCSW

COO/Therapist

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headshot of Leanna Acquaro

Leanna Acquaro, LCSW, LCADC

Clinical Supervisor

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Andrew Prejean, LCSW

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Stacy Diliberto, LCSW

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Meet Our Administrative and Support Team

Caroline Galasso, APN, PMHNP

Caroline Galasso, APN, PMHNP

Director of Medical Services

Dr. Megan Stefanelli, LPC,PhD

Dr. Megan Stefanelli, LPC,PhD

Director of Clinical Services

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Heather D.

Access Team

Nicole C., BA headshot

Nicole C., BA

Access Specialist

Jessalyn Cleaver, BA

Jessalyn C., BA

Access Team

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Michelle R., BFA headshot

Michelle R., BFA

Administrative Assistant of Operations

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Jeff D., PMD

Administrative Assistant of Clinical Services/ Intake

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Prisca Primeaux

Prisca P.

Office Manager/Access Team

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Amy McCoy MSW

Amy M.

Access Team

Our Slidell Location

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Address:

3198 Terrace Ave
Slidell, LA 70458

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Phone:

985-277-1043

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Hours:

By appointment

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Parking:

Free parking is available on-site

Health Insurance Plans Accepted at our Louisiana Location

Telepsychiatry Across Louisiana

Prefer to be seen from home? Our telepsychiatry appointments are secure, convenient, and available statewide — making it easy to get the care you need on your schedule.

Schedule an Appointment

Taking the first step toward better mental health is simple.

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