Shailaja Janaki Hayden, M.D.

NPI 1427226224ActiveIndividual· Internal Medicine, Pulmonary Disease· Austin, TX

Internal Medicine, Pulmonary Disease (M.D.) in Austin, Texas, trained at Washington University School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $973,657 for 291 claims, against $26,305 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $204.30 in all, mostly food and beverage.

Overview

NPI	1427226224
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Feb 14, 2008
Last updated in NPPES	Jun 14, 2021
Certified by provider	Jun 14, 2021

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Pulmonary Disease Primary	207RP1001X	P3635	TX
Internal Medicine, Critical Care Medicine	207RC0200X	P3635	TX

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 - Pulmonary Disease (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	115
Services billed	314 across 23 procedure codes
Paid by Medicare	$26,305

Part D prescriptions in 2024

Prescriptions (claims)	291 · 414 30-day fills
Patients	42
Total drug cost	$973,657
Generic share	52% of claims

Medicare sources and data years

Education and affiliations

Medical school	Washington University School of Medicine
Graduation year	2005
Medicare specialty	Pulmonary Disease
Secondary specialties	Critical Care (Intensivists)
Telehealth	Offers telehealth