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autism expert

Regan

PhD

Theresa

I help individuals, couples, and families

thrive while living life on the autism spectrum

Autism in the Adult

welcome

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autism parenting course

Calling All Parents!

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  • Three hours of video content created for parents or other family members in a neurodiverse household

  • Learn about communication strategies, achieving calm, and fostering independence while creating a household culture of teamwork

  • After completing the content, join Dr. Regan for group zoom calls about the content.

about this and upcoming courses!

ADDitude Magazine's birthday bash:

Two of My Articles Listed in Their Top 25 of the Past 25 Years!
 

Image by Gemma Chua-Tran
Zur Institute clinical training

Zur Institute is now offering an autism certificate program with bundled course options for professionals. I'm happy to have authored many of the courses.

Image by Mubariz Mehdizadeh

Community Forum

Want to be part of the growing community forum related to autism spectrum topics? 

Resources For Professionals

Video Content

Whether you're looking for a 5-minute quick tip or a complete course, you'll find it in the members' video library.

Blog

Do you learn best by reading? Access blog articles here.

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Podcast

Do you learn by listening? Pop in a podcast here.

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Books

Looking for a book to hold in your hands or download?

Autism in Women

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Autism and Aging

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Autism and Adult Diagnosis

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Autism and Well-Being

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Testimonials

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"Dr. Regan, Just wanted to let you know how fabulous your talk was. The information you provided was simply excellent!... your talk was tremendously informative for me. Thank you!"

Tremendously Informative

Early Career Neuropsychologist

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Contact Me or email directly at adultandgeriatricautism@gmail.com

Thanks for submitting!

Have you explored the website? Check out the many pages dedicated toward clinicians, autistic adults, and family members. You can read articles, find the podcast, or book sessions with Dr. Regan directly through the website. Have additional questions? Feel free to email Dr. Regan and her team using the contact form. 

Contact

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  • Can Dr. Regan suggest a provider in my state?
    Dr. Regan does not maintain a nationwide list of referral options at this time.
  • As a professional clinician, can I schedule an appointment with Dr. Regan?
    Dr. Regan offers various training opportunities for clinicians. Visit the "For Clinicians" page on her website for details on professional consultation appointments, CEU courses, and a free clinicians' group.
  • Is insurance accepted for appointments with Dr. Regan?
    Appointments with Dr. Regan at OSF Saint Francis Medical Center are billed through the hospital, and any insurance accepted by the hospital can be used. Please verify coverage with your insurance provider before the appointment. Video appointments via Dr. Regan's website are self-pay. For more details, visit the video visits page.
  • Does Dr. Regan conduct diagnostic assessments?
    Dr. Regan specializes in autism assessments for adolescents, adults, and older adults, having completed over 1,000 evaluations, including around 400 for females. She performs diagnostic assessments exclusively at OSF Saint Francis Medical Center in Peoria, IL, with a current waitlist of about four years. While she does not offer diagnostic evaluations through her website, she provides one-hour video consultations on topics like communication, relationships, household living, emotional regulation, and work. These can be scheduled via the video visits page.
  • Can I schedule a video visit with Dr. Regan if I am out of state?
    Dr. Regan does not conduct diagnostic evaluations via video sessions. However, you can book a one-hour consultation to discuss daily living topics such as calming anxiety, effective communication, relationship repair, navigating neurodiverse households, and improving organization and productivity. Note that Dr. Regan cannot provide video consultations for individuals in Alaska, California, Guam, Iowa, Hawaii, Louisiana, Massachusetts, Montana, New Mexico, New York, Oregon, countries outside the USA, or Illinois due to contractual obligations with her employer.
  • How can I get on Dr. Regan's evaluation waitlist in Peoria?
    Dr. Regan conducts diagnostic assessments at OSF Saint Francis Medical Center in Peoria, IL. She sees patients aged 14 and older including adolescents, adults, and older adults. She has a four-year waitlist. To be placed on the waitlist, please have your physician call 309-655-7378 for instructions on how to send a referral. Once this is complete, a member of staff will contact you to hold your appointment date.

©2025 by Autism in the Adult

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