Psychology and therapy in Markham, IL: 2026 report
2,537 ranked entriesUpdated 14 trade lists
The 14 specialty lists for Markham, IL hold 2,537 ranked entries. Psychiatrists have the most, with 644. Among lists with 10 or more ranked, trauma and PTSD therapists have the highest median Google rating: 5.0.
Key numbers for Markham
Shares use ranked businesses as their base. A practice in two specialty lists counts in both.
2,537
ranked entries by RP Score, in 14 specialty lists
5,987
specialty listings serving the city; a practice counts once per specialty
4.8
median of the specialties’ median Google ratings
Specialties in Markham, by ranked practices
| Specialty | Ranked | Serving the city | Median rating | Median reviews |
|---|---|---|---|---|
| Psychiatrists | 644 | 1,084 | 4.4 | 12 |
| Therapists and counselors | 388 | 1,078 | 4.6 | 10 |
| Addiction counselors | 295 | 392 | 4.2 | 20 |
| Clinical social workers | 255 | 1,022 | 4.8 | 7 |
| ABA therapy providers | 196 | 277 | 4.8 | 12 |
| Psychologists | 170 | 785 | 4.6 | 8 |
| Family therapists | 155 | 355 | 4.8 | 11 |
| Child and teen therapists | 146 | 337 | 4.8 | 10 |
| Couples therapists | 125 | 294 | 4.8 | 12 |
| Trauma and PTSD therapists | 47 | 81 | 5.0 | 12 |
| Eating disorder therapists | 46 | 123 | 4.3 | 21 |
| Neuropsychologists | 46 | 98 | 4.4 | 8 |
| Anxiety and OCD therapists | 18 | 31 | 4.8 | 15 |
| Psychological testing practices | 6 | 30 | 4.8 | 18 |
Method and basis
- Serving counts are active, de-duplicated practices within each specialty’s service radius of Markham, as of November 9, 2026.
- Ranked practices have a confident specialty match and 3 or more Google reviews, or a claimed profile.
- Median rating, median reviews and the shares are measured over ranked businesses.
- Figures are recalculated with each weekly data update. This page shows the latest figures for the year in its title.
Cite this report: RankedPsychologists, “Psychology and Therapy in Markham, IL: 2026 Report”, https://www.rankedpsychologists.com/reports/markham-il-psychology-therapy-2026, data as of November 9, 2026.
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