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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOHN SZYMANSKI PHARM D
NPI 1306083191
Pharmacist - Oncology in West Haven, CT

Active since January 15, 2009
950 CAMPBELL AVE, WEST HAVEN, CT 06516(203) 932-5711 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dr. John Szymanski Pharm D NPPES

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

DR. JOHN SZYMANSKI PHARM D (NPI 1306083191) is an individual oncology provider in West Haven, Connecticut, licensed in Connecticut (PCT.0011099) and active in the NPI registry since January 2009.

NPPES Registry Identity

NPI1306083191
Entity TypeIndividualMale
Primary Taxonomy1835X0200X
Provider Legal NameDR. JOHN SZYMANSKICredential: PHARM D
Location Address950 CAMPBELL AVEWest Haven, CT 06516-2770
Mailing Address950 Campbell AveWest Haven, CT 06516-2770 · (203) 932-5711
Phone(203) 932-5711
Sole ProprietorYes
Enumeration DateJanuary 15, 2009
Last NPPES UpdateAugust 21, 2026
NPPES CertifiedAugust 21, 2026
✔ NPI 1306083191 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · OncologyPharmacy Service Providers
Taxonomy Code1835X0200X
License✔ Licensed in CT · PCT.0011099
Definition
A licensed pharmacist who has demonstrated specialized knowledge and skill in developing, recommending, implementing, monitoring, and modifying pharmacotherapeutic plans to optimize outcomes in patients with malignant diseases.
950 CAMPBELL AVE, West Haven, CT 06516
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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.

LESLIE TANQUILUT PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
950 CAMPBELL AVE, PHARMACY SERVICE (119)
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
NICHOLAS ANDREW VISSICCHIO PH.D.
Psychologist (Clinical)
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
DEVON MACKAY LMSW
Social Worker (Clinical)
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MR. JAMES MICHAEL ALEKSUNES
Counselor
950 CAMPBELL AVE, MS 122V
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MRS. TRACEY PASCARELLA RD
Dietitian, Registered
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
DR. ANTHONY JAMES LISI D.C.
Chiropractor
950 CAMPBELL AVE, BUILDING 2, FLOOR 4
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MS. EVANGELINE BENOIT
Nurse Anesthetist, Certified Registered
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MS. MELISSA ANN SIMONE LCSW
Social Worker (Clinical)
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (860) 694-4875

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 John Szymanski's NPI number?

The NPI number for John Szymanski is 1306083191. It was assigned to this individual provider in the NPPES registry on January 15, 2009.

Where is John Szymanski located?

John Szymanski practices at 950 Campbell Ave, West Haven, CT 06516. The listed phone number is (203) 932-5711.

What is John Szymanski's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Oncology, with taxonomy code 1835X0200X.

When was this NPI record last updated?

The NPPES record for John Szymanski was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.