Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MERCY PHARMACY SERVICES, LLC
NPI 1003748328
Pharmacy - Community/Retail Pharmacy in Saint Charles, MO

Q: What is Mercy Pharmacy Services, LLC's NPI number?

The NPI number for Mercy Pharmacy Services, LLC is 1003748328. It was assigned to this organization in the NPPES registry on June 1, 2026. The provider is doing business as Mercy Pharmacy 370 Crossing.

Q: What is Mercy Pharmacy Services, LLC's specialty?

The primary specialty registered for this NPI is Pharmacy, specializing in Community/Retail Pharmacy, with taxonomy code 3336C0003X.

Active since June 01, 2026

3722 NEW TOWN BLVD, SAINT CHARLES, MO 63301(636) 866-2420 Get Directions Write a Review

NPPES record added: August 6, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 6, 2026, Jul 13, 2026, Jun 1, 2026 (3 updates tracked since 2026).

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About Mercy Pharmacy Services, Llc NPPES

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

MERCY PHARMACY SERVICES, LLC (NPI 1003748328), doing business as Mercy Pharmacy 370 Crossing, is a healthcare organization registered as a community/retail pharmacy in Saint Charles, Missouri and active in the NPI registry since June 2026. The organization lists Doug Malcolm, Vice President, as its authorized official.

NPPES Registry Identity

NPI1003748328

Entity TypeOrganization

Primary Taxonomy3336C0003X

Legal Business NameMERCY PHARMACY SERVICES, LLC

Location Address3722 NEW TOWN BLVDSaint Charles, MO 63301-4360

Mailing Address14528 S Outer 40 RdChesterfield, MO 63017-5785 · (314) 628-5627

Phone(636) 866-2420

Organization SubpartNo

Authorized OfficialDoug MalcolmVice President · (314) 628-5607

Enumeration DateJune 1, 2026

Last NPPES UpdateAugust 6, 20263 updates tracked since enumeration

NPPES CertifiedAugust 6, 2026

✔ NPI 1003748328 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPharmacy · Community/Retail PharmacySuppliers

Taxonomy Code3336C0003X

Definition

A pharmacy where pharmacists store, prepare, and dispense medicinal preparations and/or prescriptions for a local patient population in accordance with federal and state law; counsel patients and caregivers (sometimes independent of the dispensing process); administer vaccinations; and provide other professional services associated with pharmaceutical care such as health screenings, consultative services with other health care providers, collaborative practice, disease state management, and education classes.

Also ListedPharmacyTaxonomy 333600000X

3722 NEW TOWN BLVD, Saint Charles, MO 63301

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Other Names 1

Doing Business AsMercy Pharmacy 370 Crossing

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 Mercy Pharmacy Services, LLC's NPI number?

The NPI number for Mercy Pharmacy Services, LLC is 1003748328. It was assigned to this organization in the NPPES registry on June 1, 2026. The provider is doing business as Mercy Pharmacy 370 Crossing.

Where is Mercy Pharmacy Services, LLC located?

Mercy Pharmacy Services, LLC is located at 3722 New Town Blvd, Saint Charles, MO 63301. The listed phone number is (636) 866-2420.

What is Mercy Pharmacy Services, LLC's specialty?

The primary specialty registered for this NPI is Pharmacy, specializing in Community/Retail Pharmacy, with taxonomy code 3336C0003X.

When was this NPI record last updated?

The NPPES record for Mercy Pharmacy Services, LLC was last updated on August 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 days 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.