Maryann Alessio, DO

NPI 1750499257ActiveIndividual· Internal Medicine· Nutley, NJ

Internal Medicine (DO) in Nutley, New Jersey, trained at New York College of Osteo Medicine of New York Institute of Technology (class of 1994). 201 Medicare patients in 2024, $77,395 paid; nearly all of their 2,238 Part D prescriptions were generic (93%). Madrigal Pharmaceuticals was the largest of 2 companies reporting payments in 2025, $167.58 in all, mostly food and beverage.

Overview

NPI	1750499257
Status	Active
Entity type	Individual
Credential	DO
Sole proprietor	Yes
NPI issued	Aug 26, 2006
Last updated in NPPES	Dec 26, 2023
Certified by provider	Dec 26, 2023

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	MB63953	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 - Internal Medicine (NJ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	201
Services billed	1,172 across 35 procedure codes
Paid by Medicare	$77,395

Part D prescriptions in 2024

Prescriptions (claims)	2,238 · 5,391 30-day fills
Patients	257
Total drug cost	$75,294
Generic share	93% 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	1994
Medicare specialty	Internal Medicine
Telehealth	Offers telehealth