Jacqueline Eastman Yam, MD

NPI 1346509692ActiveIndividual· Allergy & Immunology· Grand Rapids, MI

Allergy & Immunology (MD) in Grand Rapids, Michigan, trained at University of Southern California Keck School of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $568,361 for 762 claims, against $6,333 paid for services in 2024. Organon LLC reported $23.69 in payments in 2025, mostly food and beverage.

Overview

NPI	1346509692
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	May 8, 2012
Last updated in NPPES	Mar 5, 2021
Certified by provider	Mar 5, 2021

Specialties and licenses

Taxonomy	Code	License	State
Allergy & Immunology Primary	207K00000X	4301111447	MI

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 - Allergy/Immunology (MI)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	73
Services billed	360 across 14 procedure codes
Paid by Medicare	$6,333

Part D prescriptions in 2024

Prescriptions (claims)	762 · 1,503 30-day fills
Patients	143
Total drug cost	$568,361
Generic share	67% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Southern California Keck School of Medicine
Graduation year	2012
Medicare specialty	Allergy/Immunology
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth