1 NPI-registered Group Psychotherapy Psychologist providers practice in Oklahoma. Switch states in the rail, or open the full search to filter by city and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| Michael L Merkey MD | Group Psychotherapy Psychologist | Oklahoma City, OK | 1992417521 |
Source: CMS NPPES Data Dissemination (June 2026). Specialty taxonomy: NUCC.
