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

THERESA KOSKI PHARMD
NPI 1225937303
Pharmacist - Infectious Diseases in Westerville, OH

Active since November 04, 2026
500 S CLEVELAND AVE, WESTERVILLE, OH 43081(380) 898-4000 Get Directions Write a Review

NPPES record added: November 4, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Theresa Koski Pharmd NPPES

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

THERESA KOSKI PHARMD (NPI 1225937303) is an individual infectious diseases provider in Westerville, Ohio, licensed in Ohio (03223195) and active in the NPI registry since November 2026.

NPPES Registry Identity

NPI1225937303
Entity TypeIndividual
Primary Taxonomy1835I0206X
Provider Legal NameTHERESA KOSKICredential: PHARMD
Location Address500 S CLEVELAND AVEWesterville, OH 43081-8971
Mailing Address500 S Cleveland AveWesterville, OH 43081-8971 · (380) 898-4000
Phone(380) 898-4000
Sole ProprietorNo
Enumeration DateNovember 4, 2026
NPPES CertifiedNovember 4, 2026
✔ NPI 1225937303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · Infectious DiseasesPharmacy Service Providers
Taxonomy Code1835I0206X
License✔ Licensed in OH · 03223195
Definition
A licensed pharmacist who has demonstrated specialized knowledge and skill in the use of microbiology and pharmacology to develop, implement, and monitor drug regimens that incorporate antimicrobials to optimize therapy for patients.
500 S CLEVELAND AVE, Westerville, OH 43081
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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.

WADE WALNOHA P.A.-C.
Physician Assistant
500 S CLEVELAND AVE
WESTERVILLE, OH 43081
Franklin County (614) 794-0481
CAMERON POWELL P.A.-C.
Physician Assistant
500 S CLEVELAND AVE
WESTERVILLE, OH 43081
Franklin County (614) 794-0481
MS. EMILY ANN STEIN
Anesthesiologist Assistant
500 S CLEVELAND AVE
WESTERVILLE, OH 43081
Franklin County (380) 898-4000
GERALD J GIRARDI MD
Obstetrics & Gynecology
500 S CLEVELAND AVE
WESTERVILLE, OH 43081
Franklin County (614) 898-4000
AMY L GRAHAM RPH
Pharmacist
500 S CLEVELAND AVE
WESTERVILLE, OH 43081
Franklin County (380) 898-4198
JANELLE HIDEG CRNA
Nurse Anesthetist, Certified Registered
500 S CLEVELAND AVE, ST. ANN'S HOSPITAL ANESTHESIA DEPT
WESTERVILLE, OH 43081
Franklin County (614) 898-6659
ELIZABETH ANN CUMMINS MD
Obstetrics & Gynecology
500 S CLEVELAND AVE
WESTERVILLE, OH 43081
Franklin County (614) 898-4000
MS. GERTRUDE HELFRICH CRNA
Nurse Anesthetist, Certified Registered
500 S CLEVELAND AVE, ST. ANN'S HOSPITAL ANESTHESIA DEPT
WESTERVILLE, OH 43081
Franklin County (614) 898-6659

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 Theresa Koski's NPI number?

The NPI number for Theresa Koski is 1225937303. It was assigned to this individual provider in the NPPES registry on November 4, 2026.

Where is Theresa Koski located?

Theresa Koski practices at 500 S Cleveland Ave, Westerville, OH 43081. The listed phone number is (380) 898-4000.

What is Theresa Koski's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Infectious Diseases, with taxonomy code 1835I0206X.

When was this NPI record last updated?

The NPPES record for Theresa Koski was last updated on November 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.