NPPES file of Aug 9, 2026

Find an organization's NPI

4 active organization NPIs are registered under names beginning "Oak Tree Counseling Services" in Oklahoma. Each location can bill under its own NPI, so add the city to find the one you need.

1 to 4 of 4, exact name first

  1. Oak Tree Counseling Services

    Substance Abuse Rehabilitation Facility · Edmond, OK · issued May 21, 2012

    1295095552
  2. Oak Tree Counseling Services

    Behavior Analyst · Lawton, OK · issued Jun 13, 2012

    1699037820
  3. Oak Tree Counseling Services

    Community/Behavioral Health Agency · Norman, OK · issued Jun 22, 2012

    1124381355
  4. Oak Tree Counseling Services

    Community/Behavioral Health Agency · Norman, OK · issued Mar 12, 2013

    1639410939

Source: CMS NPPES monthly file of Aug 9, 2026, organization (Type 2) records.