Makkalearn Em, MD

NPI 1487632238ActiveIndividual· Internal Medicine, Gastroenterology· Salem, OR

Internal Medicine, Gastroenterology (MD) in Salem, Oregon, trained at Perelman School of Med at the University of Pennsylvania (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $233,640 for 721 claims, against $53,734 paid for services in 2024. Celltrion USA Inc. was the largest of 3 companies reporting payments in 2024, $72.44 in all, mostly food and beverage.

Overview

NPI	1487632238
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Jan 3, 2006
Last updated in NPPES	Jul 13, 2026

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Gastroenterology Primary	207RG0100X	MD25645	OR

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 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Gastroenterology (OR)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	199
Services billed	689 across 34 procedure codes
Paid by Medicare	$53,734

Part D prescriptions in 2024

Prescriptions (claims)	721 · 993 30-day fills
Patients	326
Total drug cost	$233,640
Generic share	77% of claims

Medicare sources and data years

Education and affiliations

Medical school	Perelman School of Med at the University of Pennsylvania
Graduation year	1996
Medicare specialty	Gastroenterology
Secondary specialties	Internal Medicine