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ESI MAIL PHARMACY SERVICE INC
NPI 1538224951
Pharmacy - Mail Order Pharmacy in Trevose, PA

Active since December 26, 2006
4800 E STREET RD, TREVOSE, PA 19053(215) 354-2400(877) 494-7473 Get Directions Write a Review

NPPES record last updated: December 5, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 5, 2025, Jul 2, 2020, Jul 14, 2016 (3 updates tracked since 2016).

About Esi Mail Pharmacy Service Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ESI MAIL PHARMACY SERVICE INC (NPI 1538224951), doing business as Express Scripts, is a healthcare organization registered as a mail order pharmacy in Trevose, Pennsylvania and active in the NPI registry since December 2006. The organization lists Susan Peppers, Assistant Secretary, as its authorized official.

NPPES Registry Identity

NPI1538224951
Entity TypeOrganization
Primary Taxonomy3336M0002X
Legal Business NameESI MAIL PHARMACY SERVICE INC
Location Address4800 E STREET RDTrevose, PA 19053-6658
Mailing Address4800 E Street RdTrevose, PA 19053-6658 · (215) 354-2400 · Fax (877) 494-7473
Phone(215) 354-2400
Fax(877) 494-7473
Organization SubpartNo
Authorized OfficialSusan PeppersAssistant Secretary · (513) 858-4916
Enumeration DateDecember 26, 2006
Last NPPES UpdateDecember 5, 20253 updates tracked since enumeration
NPPES CertifiedDecember 5, 2025
✔ NPI 1538224951 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacy · Mail Order PharmacySuppliers
Taxonomy Code3336M0002X
License✔ Licensed in PA · PP481574
Definition
A pharmacy where pharmacists compound or dispense prescriptions or other medications in accordance with federal and state law, using common carriers to deliver the medications to patient or their caregivers. Mail order pharmacies counsel patients and caregivers (sometimes independent of the dispensing process) through telephone or email contact and provide other professional services associated with pharmaceutical care appropriate to the setting. Mail order pharmacies are licensed as a Mail Order Pharmacy in the state where they are located and may also be licensed or registered as nonresident pharmacies in other states.
4800 E STREET RD, Trevose, PA 19053
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Other Names 1

Doing Business AsExpress Scripts

Other Identifiers 1

Other2081750Pk

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WILLIAM PHILLIP FAIR PHARM.
Pharmacist
4800 E STREET RD
TREVOSE, PA 19053
Bucks County (800) 304-5060

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Esi Mail Pharmacy Service Inc's NPI number?

The NPI number for Esi Mail Pharmacy Service Inc is 1538224951. It was assigned to this organization in the NPPES registry on December 26, 2006. The provider is doing business as Express Scripts.

Where is Esi Mail Pharmacy Service Inc located?

Esi Mail Pharmacy Service Inc is located at 4800 E Street Rd, Trevose, PA 19053. The listed phone number is (215) 354-2400.

What is Esi Mail Pharmacy Service Inc's specialty?

The primary specialty registered for this NPI is Pharmacy, specializing in Mail Order Pharmacy, with taxonomy code 3336M0002X.

When was this NPI record last updated?

The NPPES record for Esi Mail Pharmacy Service Inc was last updated on December 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.