Wayne Fleischhacker, DO

NPI 1386637270ActiveIndividual· Anesthesiology, Pain Medicine· Union, NJ

Anesthesiology, Pain Medicine (DO) in Union, New Jersey, trained at New York College of Osteo Medicine of New York Institute of Technology (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $148,587 for 1,808 claims, against $71,020 paid for services in 2024. Collegium Pharmaceutical, Inc. was the largest of 4 companies reporting payments in 2025, $461.42 in all, mostly food and beverage.

Overview

NPI	1386637270
Status	Active
Entity type	Individual
Credential	DO
Sole proprietor	No
NPI issued	Aug 25, 2005
Last updated in NPPES	Oct 6, 2011

Specialties and licenses

Taxonomy	Code	License	State
Anesthesiology, Pain Medicine Primary	207LP2900X	25MB058448900	NJ
Pain Medicine, Pain Medicine	208VP0000X	25MB05848900	NJ

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Pain Management (NJ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	133
Services billed	939 across 27 procedure codes
Paid by Medicare	$71,020

Part D prescriptions in 2024

Prescriptions (claims)	1,808 · 1,848 30-day fills
Patients	166
Total drug cost	$148,587
Generic share	97% of claims

Medicare sources and data years

Education and affiliations

Medical school	New York College of Osteo Medicine of New York Institute of Technology
Graduation year	1990
Medicare specialty	Pain Management
Secondary specialties	Anesthesiology