Halley Tsai

NPI 1518250653ActiveIndividual· Internal Medicine, Pulmonary Disease· Honolulu, HI

Internal Medicine, Pulmonary Disease in Honolulu, Hawaii, trained at Albert Einstein College of Medicine of Yeshiva University (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $189,457 for 413 claims, against $10,134 paid for services in 2024. Insmed, Inc. was the largest of 5 companies reporting payments in 2025, $206.99 in all, mostly food and beverage.

Overview

NPI	1518250653
Status	Active
Entity type	Individual
Sole proprietor	No
NPI issued	May 23, 2011
Last updated in NPPES	Oct 3, 2024
Certified by provider	Oct 3, 2024

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Pulmonary Disease Primary	207RP1001X	MD-24155	HI
Internal Medicine	207R00000X	A126277	CA
Internal Medicine, Pulmonary Disease	207RP1001X	A126277	CA
Internal Medicine, Sleep Medicine	207RS0012X	MD-24155	HI

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 (CA); Practitioner - Pulmonary Disease (HI)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	93
Services billed	123 across 16 procedure codes
Paid by Medicare	$10,134

Part D prescriptions in 2024

Prescriptions (claims)	413 · 531 30-day fills
Patients	88
Total drug cost	$189,457
Generic share	34% of claims

Medicare sources and data years

Education and affiliations

Medical school	Albert Einstein College of Medicine of Yeshiva University
Graduation year	2011
Medicare specialty	Pulmonary Disease
Telehealth	Offers telehealth