Norma A. Lopez, M.D.

NPI 1255482881ActiveIndividual· Internal Medicine· Maywood, IL

Internal Medicine (M.D.) in Maywood, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $1,606,832 for 4,108 claims, against $56,746 paid for services in 2024. Corcept Therapeutics reported $136.95 in payments in 2025, mostly food and beverage.

Overview

NPI	1255482881
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	Yes
NPI issued	Jan 12, 2007
Last updated in NPPES	Jul 8, 2007

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	36113787	IL

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 - Endocrinology (IL)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	433
Services billed	820 across 11 procedure codes
Paid by Medicare	$56,746

Part D prescriptions in 2024

Prescriptions (claims)	4,108 · 9,895 30-day fills
Patients	589
Total drug cost	$1,606,832
Generic share	44% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year	2002
Medicare specialty	Endocrinology
Telehealth	Offers telehealth