Registry data as of Aug 27, 2026

Find an organization's NPI

18 active organization NPIs are registered under names beginning "Step One". Each location can bill under its own NPI, so add the city to find the one you need.

1 to 18 of 18, exact name first

  1. Step One, LLC

    Community/Behavioral Health Agency · Baltimore, MD · issued Jun 7, 2020

    1528682366
  2. Step One, LLC

    Substance Abuse Rehabilitation Facility · Baltimore, MD · issued Sep 19, 2022

    1952023608
  3. Step One, LLC

    Community/Behavioral Health Agency · Baltimore, MD · issued Nov 8, 2022

    1013625011
  4. Step One, LLC

    Mental Health Counselor · Baltimore, MD · issued Jul 14, 2023

    1558040782
  5. Step One, LLC

    Addiction (Substance Use Disorder) Counselor · Baltimore, MD · issued Jul 14, 2023

    1942989173
  6. Step One, LLC

    Community/Behavioral Health Agency · Parkville, MD · issued Apr 25, 2021

    1578145058
  7. Step One

    Phlebotomy Technician · Waxahachie, TX · issued Sep 30, 2010

    1326357807
  8. Step One Behavioral & Residential INC

    Substance Abuse Rehabilitation Facility · Phoenix, AZ · issued Dec 12, 2025

    1437013588
  9. Step One Care Management LLC

    Case Management Agency · Miami Lakes, FL · issued Oct 29, 2019

    1952945321
  10. Step One Consultant

    Contractor · Rockville Centre, NY · issued Aug 3, 2014

    1730598897
  11. Step One Counseling And Consulting, LLC

    Professional Counselor · Deridder, LA · issued Apr 5, 2021

    1780263996
  12. Step One Halfway House

    Voluntary or Charitable Agency · Phoenix, AZ · issued May 24, 2024

    1972342251
  13. Step One Halfway House

    Substance Abuse Rehabilitation Facility · Phoenix, AZ · issued Feb 4, 2026

    1871444026
  14. Step One Health

    Point of Service · Joplin, MO · issued Jan 19, 2012

    1275804411
  15. Step One Medical Associates PC

    Primary Care Clinic/Center · Johnson City, TN · issued Nov 19, 2019

    1114563749
  16. Step One Medical Supply LLC

    Durable Medical Equipment & Medical Supplies · Merrillville, IN · issued May 3, 2021

    1669055109
  17. Step One Physical Therapy, LLC

    Physical Therapist · Fair Lawn, NJ · issued Nov 14, 2022

    1306554712
  18. Step One Recovery LLC

    Recovery Care Clinic/Center · Minneapolis, MN · issued Mar 8, 2024

    1326806829

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