NPPES file of Aug 9, 2026

Find an organization's NPI

6 active organization NPIs are registered under names beginning "Esi Mail Pharmacy Service". Each location can bill under its own NPI, so add the city to find the one you need.

1 to 6 of 6, exact name first

  1. Esi Mail Pharmacy Service INC

    Mail Order Pharmacy · Tempe, AZ · issued Oct 19, 2006

    1730261199
  2. Esi Mail Pharmacy Service INC

    Mail Order Pharmacy · Tempe, AZ · issued Oct 19, 2006

    1649352006
  3. Esi Mail Pharmacy Service INC

    Mail Order Pharmacy · St. Louis, MO · issued Oct 19, 2006

    1558443911
  4. Esi Mail Pharmacy Service INC

    Mail Order Pharmacy · Albuquerque, NM · issued Oct 19, 2006

    1376625731
  5. Esi Mail Pharmacy Service INC

    Mail Order Pharmacy · Troy, NY · issued Oct 19, 2006

    1285716647
  6. Esi Mail Pharmacy Service INC

    Mail Order Pharmacy · Trevose, PA · issued Dec 26, 2006

    1538224951

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