71/100RP Score
Ranked #1 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.3★ from 7 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Best Psychologists in Williamstown, NJ (2026)
94 psychologists ranked by RP ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Williamstown: Gilbert A. Smith, PHD, RP Score 71/100; 3.3★ from 7 Google reviews.
- 42
Most-reviewed: Harmony Bay, 2,355 Google reviews at 4.5★, the most of 94 ranked; ranked #42.
Rankings can't be bought. Psychologists can't pay to change their rank or score. How we rank
94 Williamstown psychologists are ranked here by RP Score, from eight published factors. 32 open Saturdays and 15 open Sundays, based on posted hours. The median Google rating is 4.5★ across 94 rated practices.
Top 10 psychologists in Williamstown 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.
| Rank | Business | RP Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Gilbert A. Smith, PHD | 71 | 3.3★ (7) | Sicklerville, 3 mi away | — | Overall |
| 2 | Cannon Jo-Ann | 70 | 4.2★ (5) | Glassboro, 5 mi away | — | — |
| 3 | Dr. Lawrence Mintzer | 67 | 2.6★ (5) | Pine Hill, 7 mi away | — | — |
| 4 | Psychology Group | 66 | 5.0★ (3) | Cherry Hill Mall, 14 mi away | Sat · Sun · Evenings | — |
| 5 | Psychological Health of South Jersey - Jill Guggenheim, PhD | 65 | 5.0★ (3) | Cherry Hill Mall, 13 mi away | Sat · Sun · Evenings | — |
| 6 | Therapy Changes Lives | 64 | 3.8★ (4) | Glassboro, 8 mi away | Sat · Evenings | — |
| 7 | New Life Medical Addiction Services | 63 | 4.9★ (28) | Marlton, 15 mi away | — | — |
| 8 | Sarah Woldoff | 63 | 3.0★ (6) | Atco, 12 mi away | — | — |
| 9 | Doran Christopher | 63 | 5.0★ (3) | Woodbury, 14 mi away | — | — |
| 10 | Kell Randi S PhD | 63 | 4.0★ (4) | Marlton, 13 mi away | — | — |
The 94 best psychologists in Williamstown, 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.
Based in Glassboro, 5 mi away
70/100RP ScoreRanked #2 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.2★ from 5 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Pine Hill, 7 mi away
67/100RP ScoreRanked #3 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 2.6★ from 5 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Cherry Hill Mall, 14 mi away
66/100RP ScoreRanked #4 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 3 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Based in Cherry Hill Mall, 13 mi away
65/100RP ScoreRanked #5 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 3 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Based in Glassboro, 8 mi away
64/100RP ScoreRanked #6 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.8★ from 4 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Based in Marlton, 15 mi away
63/100RP ScoreRanked #7 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.9★ from 28 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Atco, 12 mi away
63/100RP ScoreRanked #8 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.0★ from 6 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Woodbury, 14 mi away
63/100RP ScoreRanked #9 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 3 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
#10 Kell Randi S PhD
Based in Marlton, 13 mi away
63/100RP ScoreRanked #10 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.0★ from 4 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Pennsville, 13 mi away
62/100RP ScoreRanked #11 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.2★ from 10 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Based in Bellmawr, 13 mi away
62/100RP ScoreRanked #12 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 2.6★ from 5 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Marlton, 16 mi away
61/100RP ScoreRanked #13 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 3 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Based in Marlton, 16 mi away
61/100RP ScoreRanked #14 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.2★ from 9 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Bellmawr, 15 mi away
61/100RP ScoreRanked #15 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.9★ from 7 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Cherry Hill, 15 mi away
61/100RP ScoreRanked #16 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.0★ from 4 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Haddonfield, 15 mi away
61/100RP ScoreRanked #17 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.7★ from 3 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
#18 Victory Bay
Based in Lindenwold, 10 mi away
60/100RP ScoreRanked #18 because of its Google rating and specialty focus: 4.7★ from 406 Google reviews, listed on Google as “Mental health clinic”.
Based on 7 of 8 factors; recency not yet collected.
Based in Cherry Hill Mall, 16 mi away
60/100RP ScoreRanked #19 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.8★ from 4 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Cherry Hill Mall, 16 mi away
60/100RP ScoreRanked #20 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.2★ from 5 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Atco, 16 mi away
60/100RP ScoreRanked #21 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.7★ from 3 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Bellmawr, 16 mi away
60/100RP ScoreRanked #22 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.0★ from 3 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Haddonfield, 16 mi away
60/100RP ScoreRanked #23 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 3.7★ from 3 Google reviews.
Based on 6 of 8 factors; recency and availability not yet collected.
Based in Atco, 11 mi away
59/100RP ScoreRanked #24 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 4.3★ from 3 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Based in Echelon, 12 mi away
59/100RP ScoreRanked #25 because of specialty focus and its Google rating: listed on Google as “Psychologist”, 5.0★ from 5 Google reviews.
Based on 7 of 8 factors; recency not yet collected.
Psychologists 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 94 ranked psychologists here; the rest are on their profiles.
Also serving Williamstown
20 more psychologists within 20 mi that we can't rank yet: too few reviews, or a specialty we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Advanced Counseling Services | 3.7★ (6) | In Williamstown |
| Bell I Barry Ph D | 3.0★ (2) | 12 mi |
| Darlene Clendaniel | In Williamstown | |
| Diamond Behavioral Health - New Jersey | In Williamstown | |
| Douglas R. Crawford, EDD | 3.0★ (2) | 15 mi |
| Gloucester County IDRC - Intoxicated Driver Resource Center | 5.0★ (17) | In Williamstown |
| Howard Hammer, PsyD | 5.0★ (2) | 14 mi |
| Katherine Pérez-Rivera, Ph.D. | 3.0★ (2) | 8 mi |
| Leona C. Porter, MS | In Williamstown | |
| Mainstay Center for Counseling | 5.0★ (13) | In Williamstown |
| Mendful Minds Wellness Center, LLC | 4.6★ (19) | In Williamstown |
| Michelle Szekely LLC | 5.0★ (3) | In Williamstown |
| Orion Counseling Services | In Williamstown | |
| Raush David a PhD | 3.0★ (2) | 10 mi |
| Revolution Behavioral Health | 5.0★ (4) | In Williamstown |
| Safe Haven Center for Grief | In Williamstown | |
| Selznick Richard | 5.0★ (2) | 13 mi |
| South Jersey Center for Psychological Services, LLC | 3.0★ (2) | 8 mi |
| Therapy and Counseling Telehealth Practice: NJremotecounseling | 1.0★ (1) | In Williamstown |
| Totalis Autism Services | In Williamstown |
How we ranked Williamstown psychologists
We scored 94 Williamstown psychologists 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.
| Factor | Weight | Computed from | In Williamstown data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Review volume | 5% | Number of Google reviews, compared with the most-reviewed practice on the list | Measured |
| Recency | 5% | Share of Google reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, and round-the-clock or same-day availability | Measured |
| Specialty focus | 25% | How clearly the practice does this specialty (its Google category and name) | Measured |
| Proximity | 15% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The practice has claimed its Ranked Psychologists profile (free or paid earn the same) | Measured |
| Partnered | 5% | The practice links to Ranked Psychologists from its own website with our badge, checked periodically | Measured |
How to choose a psychologist
- Check the license with the state or provincial board that issued it; most boards publish a free online lookup.
- Make sure they regularly work with clients who have your concern, and ask what approach they use and why.
- If you may need testing as well as therapy (for example for ADHD or memory concerns), ask whether the practice does assessments itself.
- 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.
- Check practical fit: in-person or online sessions, evening times, and how soon they have an opening.
- After a few sessions, ask yourself whether you feel heard. Changing to a different provider is common and fine.
Questions to ask a psychologist
- Are you accepting new clients, and how soon could I start?
- Which license do you hold, and in which state or province?
- How often do you work with concerns like mine?
- Do you offer psychological testing, or therapy only?
- 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.
Psychologists in Williamstown: frequently asked questions
Who is the best psychologist in Williamstown?
By RP Score, the highest-ranked psychologist in Williamstown, NJ is Gilbert A. Smith, PHD with an RP Score of 71/100. It has 3.3★ from 7 Google reviews. Cannon Jo-Ann (#2) and Dr. Lawrence Mintzer (#3) follow. We ranked 94 psychologists on eight factors, last updated November 9, 2026.
How many psychologists are there in Williamstown?
RankedPsychologists ranks 94 psychologists serving Williamstown, NJ. Another 20 within 20 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 psychologists in Williamstown work on weekends?
32 of 94 ranked psychologists post Saturday hours and 15 post Sunday hours. The highest-ranked open Saturdays are Psychology Group (#4), Psychological Health of South Jersey - Jill Guggenheim, PhD (#5) and Therapy Changes Lives (#6). Posted hours are office hours; many practices also offer evening or online sessions by appointment.
What Google rating do Williamstown psychologists have?
The median Google rating among 94 rated psychologists in Williamstown is 4.5★, with a median of 7 reviews. Harmony Bay has the most, 2,355 reviews, and ranks #42. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does RankedPsychologists rank psychologists?
Each psychologist 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 psychologists outside Williamstown count in this ranking?
Yes, if they are within 20 mi of the Williamstown city center, our service radius for psychologists. 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 psychologists 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 psychologists in Williamstown ranked?
Each practice gets an RP Score from 0 to 100 from 8 published factors, including its Google rating, how clearly it focuses on psychology and how close it is. Sponsored placements are shown separately and never change rank. The score does not measure treatment outcomes.
What is the difference between a psychologist and a therapist?
“Psychologist” is a protected title: only people licensed by a state or provincial psychology board may use it. Most hold a doctorate (PhD or PsyD) and are trained in psychological testing as well as therapy. “Therapist” is a general word: licensed counselors, clinical social workers and marriage and family therapists also provide therapy under their own licenses.
Can I see a psychologist 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 Williamstown
- November 2026: RP Scores recalculated for 94 psychologists serving Williamstown.
- November 2026: 1 duplicate listing merged.
More psychologists and Williamstown pages
Psychologists near Williamstown
- Psychologists in Sicklerville, NJ151 ranked
- Psychologists in Glassboro, NJ161 ranked
- Psychologists in Pine Hill, NJ177 ranked
- Psychologists in Atco, NJ153 ranked
- Psychologists in Jackson, NJ111 ranked
- Psychologists in Lindenwold, NJ194 ranked
- Psychologists in Hammonton, NJ25 ranked
- Psychologists in Echelon, NJ216 ranked
- Psychologists in Woodbury, NJ262 ranked
- Psychologists in Bellmawr, NJ264 ranked
Other specialties in Williamstown
- Therapists and counselors in Williamstown180 ranked
- Child and teen therapists in Williamstown61 ranked
- Couples therapists in Williamstown84 ranked
- Family therapists in Williamstown76 ranked
- Neuropsychologists in Williamstown16 ranked
- Psychological testing practices in Williamstown9 ranked
- Trauma and PTSD therapists in Williamstown20 ranked
- Eating disorder therapists in Williamstown27 ranked
- Psychiatrists in Williamstown403 ranked
- Clinical social workers in Williamstown132 ranked
- Addiction counselors in Williamstown231 ranked
- ABA therapy providers in Williamstown70 ranked
- All psychologists in Williamstown