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Best ABA Therapy Providers in Fitchburg, MA (2026)

51 ABA therapy providers ranked by RP ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Fitchburg: Applebury Behavior Associates, RP Score 71/100; 3.3★ from 4 Google reviews; open 7 days a week.

  2. 46

    Most-reviewed: Cater 2 Kids SPOT & ABA, 56 Google reviews at 4.8★, the most of 51 ranked; ranked #46.

Rankings can't be bought. Psychologists can't pay to change their rank or score. How we rank

51 Fitchburg ABA therapy providers are ranked here by RP Score, from eight published factors. 19 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.0★ across 51 rated practices.

Top 10 ABA therapy providers in Fitchburg at a glance

Ranked by the RP Score from public listing data, not by treatment outcomes; Sponsored placements are shown separately and never change rank.

Top 10 ABA therapy providers in Fitchburg at a glance
RankBusinessRP ScoreGoogle ratingBased inHoursBest for
1Applebury Behavior Associates713.3★ (4)Leominster, 4 mi awaySat · SunOverall
2Angels Of Autism LLC701.7★ (6)FitchburgSat · Evenings—
3Behavioral Concepts BCI703.0★ (4)FitchburgSat—
4The Autism Community Therapists, LLC664.2★ (27)Acton, 20 mi awaySat—
5Safe Hands ABA Therapy LLC635.0★ (5)Worcester, 22 mi awaySat—
6Cortica Shrewsbury613.9★ (18)Shrewsbury, 22 mi awayEvenings—
7Achieve ABA LLC615.0★ (5)Auburn, 27 mi awaySat · Evenings—
8Deborah Katsohis, Therapist614.7★ (19)Lowell, 24 mi awayEvenings—
9Behavioral Concepts BCI613.0★ (20)Worcester, 26 mi awaySat—
10Steps to Success Consultants, LLC603.7★ (3)Concord, 27 mi awaySat · Evenings—

The 51 best ABA therapy providers in Fitchburg, ranked

Ordered by RP Score, a 0–100 score from eight published factors. Paid placement never changes the order.

Ranked by the RP Score from public listing data, not by treatment outcomes; Sponsored placements are shown separately and never change rank.

  1. Ranked #1 in Fitchburg

    Based in Leominster, 4 mi away

    71/100RP Score

    Ranked #1 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.3★ from 4 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.3★ from 4 Google reviews
    Hours
    Mon–Sat 8 AM–4 PM · Sun 8 AM–2 PM
    Address
    224 Merriam Ave, Leominster, MA 01453
  2. Based in Fitchburg

    70/100RP Score

    Ranked #2 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 1.7★ from 6 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 1.7★ from 6 Google reviews
    Hours
    Mon–Wed 8 AM–8 PM · Thu 8 AM–9 PM · Fri–Sat 8 AM–8 PM · Sun closed
    Address
    285 Main St, Fitchburg, MA 01420
  3. Based in Fitchburg

    70/100RP Score

    Ranked #3 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.0★ from 4 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.0★ from 4 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 9 AM–3 PM · Sun closed
    Address
    207 Authority Dr, Fitchburg, MA 01420
  4. Based in Worcester, 22 mi away

    63/100RP Score

    Ranked #5 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 5.0★ from 5 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–3 PM · Sun closed
    Address
    333 Shrewsbury St, Worcester, MA 01604
  5. Based in Shrewsbury, 22 mi away

    61/100RP Score

    Ranked #6 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.9★ from 18 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.9★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat–Sun closed
    Address
    910 Boston Tpke #2, Shrewsbury, MA 01545
  6. Based in Auburn, 27 mi away

    61/100RP Score

    Ranked #7 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 5.0★ from 5 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat 9 AM–1 PM · Sun closed
    Address
    489 Washington St #105, Auburn, MA 01501
  7. Based in Lowell, 24 mi away

    61/100RP Score

    Ranked #8 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 4.7★ from 19 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.7★ from 19 Google reviews
    Hours
    Mon 10:30 AM–6:30 PM · Tue 9 AM–5 PM · Wed–Thu 10:30 AM–6:30 PM · Fri 9 AM–5 PM · Sat–Sun closed
    Address
    275 Varnum Ave Ste 204, Lowell, MA 01854
  8. Based in Worcester, 26 mi away

    61/100RP Score

    Ranked #9 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.0★ from 20 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.0★ from 20 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 8 AM–6 PM · Sun closed
    Address
    345A Greenwood St, Worcester, MA 01607
  9. Based in Marlborough, 24 mi away

    60/100RP Score

    Ranked #11 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.9★ from 19 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.9★ from 19 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    333 Turnpike Rd Ste 101, Southborough, MA 01772
  10. Based in Westford, 19 mi away

    60/100RP Score

    Ranked #12 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.7★ from 3 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.7★ from 3 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    288 Littleton Rd Ste 20, Westford, MA 01886
  11. Based in Burlington, 31 mi away

    60/100RP Score

    Ranked #13 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 4.4★ from 50 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.4★ from 50 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat–Sun closed
    Address
    67 S Bedford St #101w, Burlington, MA 01803
  12. Based in Nashua, 20 mi away

    59/100RP Score

    Ranked #14 because of its Google rating and specialty focus: 3.8★ from 28 Google reviews, listed on Google as “Mental health service”.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.8★ from 28 Google reviews
    Hours
    Mon–Sun 6 AM–8 PM
    Address
    542 Amherst St, Nashua, NH 03063
  13. Based in Sudbury, 25 mi away

    59/100RP Score

    Ranked #15 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 4.1★ from 9 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.1★ from 9 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    490 Boston Post Rd Ste 1-A, Sudbury, MA 01776
  14. Based in Milford, 34 mi away

    59/100RP Score

    Ranked #17 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 2.9★ from 18 Google reviews.

    Based on 6 of 8 factors; recency and availability not yet collected.

    • 2.9★ from 18 Google reviews
    Address
    300 E Main St #104, Milford, MA 01757
  15. Based in Worcester, 20 mi away

    57/100RP Score

    Ranked #19 because of its Google rating and specialty focus: 4.4★ from 25 Google reviews, listed on Google as “Mental health service”.

    Based on 7 of 8 factors; recency not yet collected.

    • 4.4★ from 25 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat 9 AM–3 PM · Sun closed
    Address
    425 N Lake Ave Ste 203, Worcester, MA 01605
  16. Based in Worcester, 20 mi away

    57/100RP Score

    Ranked #21 because of its Google rating and specialty focus: 3.9★ from 18 Google reviews, listed on Google as “Mental health clinic”.

    Based on 6 of 8 factors; recency and availability not yet collected.

    • 3.9★ from 18 Google reviews
    Address
    650-660 Lincoln St, Worcester, MA 01605
  17. Based in Newton, 34 mi away

    57/100RP Score

    Ranked #22 because of specialty focus and its Google rating: listed on Google as “Applied behavior analysis therapist”, 3.5★ from 8 Google reviews.

    Based on 7 of 8 factors; recency not yet collected.

    • 3.5★ from 8 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 9 AM–4 PM · Sun closed
    Address
    85 and 61 Chapel St, Newton, MA 02458

ABA therapy providers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in RP Score order; each links to its profile. We publish the top 50 of 51 ranked ABA therapy providers here; the rest are on their profiles.

ABA therapy providers in Fitchburg, ranks 26 to 50
RankBusinessRP ScoreGoogle ratingDistance
26Key Connections ABA Services563.9★ (10)19 mi
27InBloom Autism Services | Woburn563.8★ (24)34 mi
28Flexible Fundamentals554.4★ (7)33 mi
29Meaningful Outcomes ABA, LLC555.0★ (9)37 mi
30Behavior Frontiers In-Home Autism Care - Boston541.0★ (7)32 mi
31Cortica Dedham544.9★ (10)40 mi
32First Steps Developmental Services545.0★ (4)34 mi
33Golden Steps ABA | Autism Therapy Services Massachusetts534.3★ (6)38 mi
34Autism Behavioral Center534.1★ (19)18 mi
35Beyond ABA525.0★ (3)38 mi
36Applied Behavior Institute525.0★ (9)25 mi
37Applied Behavior Institute515.0★ (4)29 mi
38ABA Centers of America504.1★ (12)35 mi
39Behavioral Concepts BCI504.0★ (5)19 mi
40Hearts and Hands Therapy Services, Inc.504.4★ (38)20 mi
41ABA Centers of America505.0★ (3)40 mi
42Applied Behavior Institute485.0★ (7)32 mi
43Autism Learning Partners Worcester483.8★ (10)21 mi
44Strategic Behavioral Solutions483.9★ (7)26 mi
45ABA Centers of America475.0★ (4)32 mi
46Cater 2 Kids SPOT & ABA474.8★ (56)35 mi
47Applied Behavioral Learning Services (ABLS)463.7★ (3)34 mi
48Behavioral Concepts BCI454.0★ (4)25 mi
49The Edinburg Center433.1★ (15)29 mi
50Autism Learning Partners Burlington422.3★ (6)32 mi

Also serving Fitchburg

20 more ABA therapy providers within 40 mi that we can't rank yet: too few reviews, or a specialty we couldn't confirm. Listed A to Z.

How we ranked Fitchburg ABA therapy providers

We scored 51 Fitchburg ABA therapy providers on eight factors, weighted as shown. A practice is ranked when its specialty is confirmed and it has 3 or more Google reviews or a claimed profile. A practice with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 9, 2026.

Paid placement never changes a rank or score. Sponsored businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

RP Score factors and weights
FactorWeightComputed fromIn Fitchburg data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume5%Number of Google reviews, compared with the most-reviewed practice on the listMeasured
Recency5%Share of Google reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, and round-the-clock or same-day availabilityMeasured
Specialty focus25%How clearly the practice does this specialty (its Google category and name)Measured
Proximity15%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The practice has claimed its Ranked Psychologists profile (free or paid earn the same)Measured
Partnered5%The practice links to Ranked Psychologists from its own website with our badge, checked periodicallyMeasured

How to choose an ABA therapy provider

  1. Check the license with the state or provincial board that issued it; most boards publish a free online lookup.
  2. Make sure ABA therapy is a regular part of their work, and ask what approach they use and why.
  3. Ask how many hours a week they recommend and how they set goals with the family.
  4. Ask how often a BCBA observes sessions and meets with parents.
  5. Ask about fees, insurance and the cancellation policy before the first session. In the US, if you are uninsured or paying yourself, you can ask for a good faith estimate of expected charges.
  6. Check practical fit: in-person or online sessions, evening times, and how soon they have an opening.
  7. After a few sessions, ask yourself whether you feel heard. Changing to a different provider is common and fine.

Questions to ask an ABA therapy provider

  • Are you accepting new clients, and how soon could I start?
  • Which license do you hold, and in which state or province?
  • How much of your work is ABA therapy?
  • Is there a waitlist, and do you accept my insurance?
  • What do you charge per session, and do you take my insurance or provide a superbill?
  • Do you offer online sessions?
  • What is your cancellation policy?
  • What do you keep confidential, and when would you have to share information?

Terms explained

PhD / PsyD
Doctoral degrees in psychology. A PhD usually has a stronger research focus, a PsyD a stronger clinical focus; both can lead to a psychologist license.
Licensed psychologist
A person licensed by a state or provincial psychology board to practice psychology. The title is protected by law.
Psychological associate
In some states and provinces, a master’s-level practitioner licensed or registered by the psychology board, often with supervision requirements.
LPC / LMHC / LCPC
US licenses for professional or mental health counselors (the name differs by state). They provide counseling and therapy.
LCSW
Licensed clinical social worker: a master’s-level social worker licensed to provide therapy.
LMFT
Licensed marriage and family therapist: licensed to treat individuals, couples and families with a focus on relationships.
RP / RCC
Registered psychotherapist (Ontario) and registered clinical counsellor (British Columbia): Canadian titles for licensed therapy providers.
PSYPACT
An interstate agreement that lets psychologists licensed in a member state provide telepsychology to clients in other member states once they hold the required authorization.
Telehealth
Sessions held by secure video or phone instead of in person. The provider generally needs to be licensed where the client is located.
CBT
Cognitive behavioral therapy: a structured talk therapy that works on the links between thoughts, feelings and behavior.
DBT
Dialectical behavior therapy: a form of CBT that teaches skills for managing intense emotions and relationships.
ERP
Exposure and response prevention: a form of CBT used for OCD.

ABA therapy providers in Fitchburg: frequently asked questions

Who is the best ABA therapy provider in Fitchburg?

By RP Score, the highest-ranked ABA therapy provider in Fitchburg, MA is Applebury Behavior Associates with an RP Score of 71/100. It has 3.3★ from 4 Google reviews. It is open 7 days a week. Angels Of Autism LLC (#2) and Behavioral Concepts BCI (#3) follow. We ranked 51 ABA therapy providers on eight factors, last updated November 9, 2026.

How many ABA therapy providers are there in Fitchburg?

RankedPsychologists ranks 51 ABA therapy providers serving Fitchburg, MA. 2 of them are based in Fitchburg; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.

What should I do if I need help right now?

In crisis or thinking about suicide? Call or text 988 (US and Canada), any time. In an emergency, call 911. This site cannot help in an emergency.

Which ABA therapy providers in Fitchburg work on weekends?

19 of 51 ranked ABA therapy providers post Saturday hours and 3 post Sunday hours. The highest-ranked open Saturdays are Applebury Behavior Associates (#1), Angels Of Autism LLC (#2) and Behavioral Concepts BCI (#3). Posted hours are office hours; many practices also offer evening or online sessions by appointment.

What Google rating do Fitchburg ABA therapy providers have?

The median Google rating among 51 rated ABA therapy providers in Fitchburg is 4.0★, with a median of 8 reviews. Cater 2 Kids SPOT & ABA has the most, 56 reviews, and ranks #46. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does RankedPsychologists rank ABA therapy providers?

Each ABA therapy provider gets a 0–100 RP Score from eight published factors, led by reputation (25%), specialty focus (25%), proximity (15%) and availability (10%). A practice with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only practices with a confirmed specialty and 3 or more reviews, or a claimed profile, are ranked.

Do ABA therapy providers outside Fitchburg count in this ranking?

Yes, if they are within 40 mi of the Fitchburg city center, our service radius for ABA therapy providers. Each listing shows where the practice is based and how far away it is. Proximity is 15% of the RP Score, so a nearby practice gets a small edge.

Can ABA therapy providers pay to rank higher on RankedPsychologists?

No. The RP Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured practices may appear above the list, labelled Sponsored and showing their honest rank.

How are aBA therapy providers in Fitchburg ranked?

Each practice gets an RP Score from 0 to 100 from 8 published factors, including its Google rating, how clearly it focuses on ABA therapy and how close it is. Sponsored placements are shown separately and never change rank. The score does not measure treatment outcomes.

Who provides ABA therapy?

ABA programs are designed and supervised by board certified behavior analysts (BCBA). Day-to-day sessions are often delivered by registered behavior technicians (RBT) working under that supervision. Many US health plans cover ABA for autism; the rules differ by state and plan, so ask the provider and your insurer.

Can I see an ABA therapy provider online?

Often, yes. Licensing generally follows where you are during the session, so the provider needs to be licensed or authorized there. In the US, psychologists in PSYPACT member states can offer telepsychology to clients in other member states; counselors and social workers have their own rules. In Canada, ask whether the provider is registered in your province.

What if I need help right now?

Do not wait for a consultation. Call or text 988 (US and Canada) if you are in crisis or thinking about suicide, at any time. In an emergency, call 911.

Update log for Fitchburg

  1. November 2026: RP Scores recalculated for 51 ABA therapy providers serving Fitchburg.
  2. November 2026: 2 duplicate listings merged.