M. Jennifer Demarco, D.O.

NPI 1265611131ActiveIndividual· Family Medicine· Amityville, NY

Family Medicine (D.O.) in Amityville, New York, trained at New York College of Osteo Medicine of New York Institute of Technology (class of 1998). 26 Medicare patients in 2024, $14,460 paid; nearly all of their 341 Part D prescriptions were generic (96%). Zoll Services LLC (A/K/A Zoll Lifecor Corp) reported $18.89 in payments in 2025, mostly food and beverage.

Overview

NPI	1265611131
Status	Active
Entity type	Individual
Credential	D.O.
Sole proprietor	No
NPI issued	Oct 29, 2007
Last updated in NPPES	Mar 14, 2013

Specialties and licenses

Taxonomy	Code	License	State
Family Medicine Primary	207Q00000X	219063	NY

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026	No match	—
New York OMIG · Nov 4, 2026	No match	—
Ohio Medicaid · Nov 4, 2026	No match	—
Pennsylvania Medicheck · Nov 4, 2026	No match	—
Washington HCA · Nov 4, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Family Practice (NY)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	26
Services billed	153 across 16 procedure codes
Paid by Medicare	$14,460

Part D prescriptions in 2024

Prescriptions (claims)	341 · 928 30-day fills
Patients	32
Total drug cost	$7,524
Generic share	96% 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	1998
Medicare specialty	Family Practice
Secondary specialties	Osteopathic Manipulative Medicine