ABA Therapy in Portsmouth, NH

Last updated: April 17, 2026

106 NPI-registered pediatric ABA therapy providers serve Portsmouth, NH. Each listing includes the provider's name, location, specialties, listed credentials, and current new-patient status, with a link to the full profile and to verify the provider in the official BACB registry. Listings refreshed from the NPPES registry April 2026.

106 providers in Portsmouth — showing 50 per page (page 1 of 3)

How we vet: Every listing starts from the provider's federal CMS NPI record and is refreshed from the registry on a recurring schedule, with direct links to the certification or state-licensing body for its specialty so you can verify credentials at the source. We do not accept paid placement. Read our full verification methodology.

Other Therapy Types in Portsmouth

50 ABA Therapists in Portsmouth

Abigail Nusbaum

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

888-754-0398

Alison Mandsager

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Allison Young

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Amanda Unger, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

603-800-4108

Audrey Hardenstine

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Benjamin Diaz

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Brianne Fredericks

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Brittnay Duguay, BS

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Brooke St. Laurent, MS, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

207-651-6425

Caitlin Phillips

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Casey Mcdaniel, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

603-501-0686

Cassandra Davis, BA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Chayleigh Cadarette, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Christina Debourgknecht

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

603-433-4192

Colin Guare

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Courtney Raymond

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Courtney Tarantino

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Crystal Tripp

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Danielle Tibert, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Darci Wilder

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Elissa Johnson, M.Ed., BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Ellen Doherty

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Emily Dewsnap

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Emily Graziano

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Emily Mcintosh

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Erika King

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Erin Aiello, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5541

Erin Chabot

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Erin Geekie

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Erin Mcnulty, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Erin Tuveson

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Evan Gannon

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Gabrielle Littlefield

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Gina Russell

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Hannah Duff

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Heather Day

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Heather Rodrigues

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Heidi Hawkes

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Hillary Sherretz

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Isabelle Garner

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Izabella Ignaciuk

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jenna Pysarenko

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jennifer Allen, M.S., Ed., BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jennifer Mawson

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jennifer Pottle

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

603-431-6703

Jessica Allen, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

603-443-4192

Jessica Bacon

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jessica Chase

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jessica Tilley, BCBA

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

Jilene Marr

Portsmouth, NH

Accepting patients

Applied Behavior Analysis provider in Portsmouth, NH

ABA Therapy

800-778-5560

About ABA Therapy for Children in Portsmouth, NH

ABA Therapy can make a significant difference in your child's development. If you're looking for pediatric aba therapy providers in Portsmouth, our directory can help you find qualified, experienced therapists who specialize in working with children.

What is ABA Therapy?

Applied Behavior Analysis therapists work with children on the autism spectrum to develop communication, social, and behavioral skills.

Finding the Right ABA Therapist in Portsmouth

When choosing a aba therapy provider for your child in Portsmouth, New Hampshire, consider factors such as their experience with your child's specific needs, accepted insurance plans, location convenience, and whether they offer in-clinic, in-home, or telehealth sessions.

Signs Your Child May Benefit from ABA Therapy

Early intervention is key for pediatric therapy. If you notice your child struggling with age-appropriate milestones, talk to your pediatrician about whether aba therapy might help. Many families in Portsmouth find that starting therapy early leads to better outcomes.