DR. GWENDOLYN ANN JOHNSTON RPH
NPI 1689214363
Pharmacist in Piscataway, NJ

Q: What is Gwendolyn Johnston's NPI number?

The NPI number for Gwendolyn Johnston is 1689214363. It was assigned to this individual provider in the NPPES registry on January 10, 2020.

Q: What is Gwendolyn Johnston's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

Active since January 10, 2020

671 HOES LN W, PISCATAWAY, NJ 08854(732) 235-4381 Get Directions Write a Review

NPPES record last updated: February 13, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Feb 13, 2025, Jan 10, 2020 (2 updates tracked since 2020).

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About Dr. Gwendolyn Ann Johnston Rph NPPES

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

DR. GWENDOLYN ANN JOHNSTON RPH (NPI 1689214363) is an individual pharmacist in Piscataway, New Jersey, licensed in New Jersey (28RI04161400) and active in the NPI registry since January 2020.

NPPES Registry Identity

NPI1689214363

Entity TypeIndividualFemale

Primary Taxonomy183500000X

Provider Legal NameDR. GWENDOLYN ANN JOHNSTONCredential: RPH

Location Address671 HOES LN WPiscataway, NJ 08854-8021

Mailing Address19 Park PlFlanders, NJ 07836-9097 · (267) 227-8727

Phone(732) 235-4381

Sole ProprietorNo

Enumeration DateJanuary 10, 2020

Last NPPES UpdateFebruary 13, 20252 updates tracked since enumeration

NPPES CertifiedFebruary 13, 2025

✔ NPI 1689214363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacistPharmacy Service Providers

Taxonomy Code183500000X

Licenses✔ Licensed in NJ · 28RI04161400✔ Licensed in PA · RP453939

Definition

An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.

671 HOES LN W, Piscataway, NJ 08854

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Other Providers at the Same Location NPPES 20

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

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