Ottawa ABA Center

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Welcome to our Ottawa ABA Center

Located at 1011 North Defiance Street, Ottawa, OH 45875, MonArk ABA’s Ottawa clinic provides high-quality, evidence‑based Applied Behavior Analysis (ABA) therapy for children and families in Putnam County and surrounding communities. Our team of dedicated Board Certified Behavior Analysts (BCBAs) and Registered Behavior Technicians (RBTs) helps children build communication, social, and daily living skills in a nurturing and structured environment.

Our ABA Therapy Services in Ottawa, OH

• Center-Based ABA Therapy: Individualized programs tailored to each child’s unique needs.
• In-Home ABA Services: Bringing therapy directly into your child’s natural environment.
• Early Intervention Programs: Helping young children build foundational skills for lifelong success.
• Social, Play, and Group Skills: Encouraging peer interaction and confidence in social settings.

Why Families Choose MonArk ABA

• Highly trained BCBAs, RBTs, OTs, and SLPs  with years of autism therapy experience

• Evidence‑based programming focused on measurable progress
• Family‑centered approach with ongoing parent training
• Insurance Friendly: We accept Medicaid and most major insurance plans.

Additionally, MonArk ABA proudly sponsors: Pierce’s Crew Foundation, Autism Life Center, Ohio Association for Behavior Analysis (OHABA)

Supporting local events and organizations helps us build stronger connections with the families we serve.

Areas We Serve

We provide ABA therapy for families throughout Ottawa, Columbus Grove, Leipsic, Glandorf, Pandora, and other communities in Putnam County.

Exciting News for Our Ottawa Location!

We’re thrilled to announce that a brand-new MonArk location is under construction in Ottawa, set to open by summer 2026! Our expanded space will allow us to welcome even more patients and provide an enhanced therapy experience.

The new facility is designed with our children and families in mind, featuring larger therapy rooms, updated equipment, and additional amenities to support speech, occupational, and ABA therapy. This expansion reflects our commitment to offering the highest quality care in a comfortable, engaging environment, giving every child the room and resources they need to thrive.

Stay tuned for updates as we bring this exciting new location to life!

Give us a call!

(419) 615-1114

Need to send over documents?

(567) 429-2041

In need of a Physician Referral Form?

Download Here