Psychology and therapy in Mercer Island, WA: 2026 report
1,875 ranked entriesUpdated 14 trade lists
The 14 specialty lists for Mercer Island, WA hold 1,875 ranked entries. Therapists and counselors have the most, with 639.
Key numbers for Mercer Island
Shares use ranked businesses as their base. A practice in two specialty lists counts in both.
1,875
ranked entries by RP Score, in 14 specialty lists
6,161
specialty listings serving the city; a practice counts once per specialty
4.7
median of the specialties’ median Google ratings
Specialties in Mercer Island, by ranked practices
| Specialty | Ranked | Serving the city | Median rating | Median reviews |
|---|---|---|---|---|
| Therapists and counselors | 639 | 2,327 | 4.7 | 8 |
| Psychiatrists | 257 | 444 | 4.5 | 13 |
| Couples therapists | 227 | 673 | 4.9 | 8 |
| Family therapists | 186 | 651 | 4.7 | 8 |
| Psychologists | 183 | 1,080 | 4.5 | 6 |
| Addiction counselors | 137 | 170 | 4.0 | 24 |
| Child and teen therapists | 76 | 275 | 4.4 | 7 |
| Clinical social workers | 49 | 177 | 4.7 | 6 |
| Trauma and PTSD therapists | 37 | 123 | 4.9 | 9 |
| ABA therapy providers | 33 | 65 | 4.7 | 8 |
| Eating disorder therapists | 20 | 50 | 3.7 | 13 |
| Neuropsychologists | 15 | 45 | 4.2 | 15 |
| Anxiety and OCD therapists | 8 | 52 | 4.7 | 11 |
| Psychological testing practices | 8 | 29 | 4.8 | 18 |
Method and basis
- Serving counts are active, de-duplicated practices within each specialty’s service radius of Mercer Island, 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 Mercer Island, WA: 2026 Report”, https://www.rankedpsychologists.com/reports/mercer-island-wa-psychology-therapy-2026, data as of November 9, 2026.
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