Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JAMES TKACIK PA-C
NPI 1114947363
Physician Assistant - Medical in Olean, NY

Active since July 20, 2006PECOS Enrolled

NPPES record last updated: July 19, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 19, 2026, Oct 9, 2018 (2 updates tracked since 2018).

About James Tkacik Pa-c NPPES

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

JAMES TKACIK PA-C (NPI 1114947363) is an individual medical provider in Olean, New York, licensed in New York (0048831) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114947363
Entity TypeIndividualMale
Primary Taxonomy363AM0700X
Provider Legal NameJAMES TKACIKCredential: PA-C
Location Address535 MAIN STOlean, NY 14760-1500
Mailing Address535 Main StOlean, NY 14760-1500 · (716) 372-0141
Sole ProprietorNo
Enumeration DateJuly 20, 2006
Last NPPES UpdateJuly 19, 20262 updates tracked since enumeration
NPPES CertifiedJuly 19, 2026
NPI 1114947363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License Licensed in NY · 0048831
535 MAIN ST, Olean, NY 14760

Other Identifiers 1

Medicaid02503799NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

James Tkacik Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Internal Medicine (Endocrinology, Diabetes & Metabolism)
535 MAIN ST
OLEAN, NY 14760
Urology
535 MAIN ST
OLEAN, NY 14760
Family Medicine (Obesity Medicine)
535 MAIN ST
OLEAN, NY 14760
Nurse Practitioner
535 MAIN ST
OLEAN, NY 14760
Advanced Practice Midwife
535 MAIN ST
OLEAN, NY 14760
Pharmacist
535 MAIN ST
OLEAN, NY 14760
Radiology (Diagnostic Radiology)
535 MAIN ST
OLEAN, NY 14760
Allergy & Immunology
535 MAIN ST
OLEAN, NY 14760

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 James Tkacik's NPI number?

The NPI number for James Tkacik is 1114947363. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is James Tkacik located?

James Tkacik practices at 535 Main St, Olean, NY 14760. The listed phone number is (716) 372-0141.

What is James Tkacik's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is James Tkacik enrolled in Medicare?

Yes. James Tkacik is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for James Tkacik was last updated on July 19, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.