David R. Kalos, M.D.

NPI 1184936759ActiveIndividual· Internal Medicine, Pulmonary Disease· Allentown, PA

Internal Medicine, Pulmonary Disease (M.D.) in Allentown, Pennsylvania, trained at Jefferson Medical College of Thomas Jefferson University (class of 2010). Mostly services rather than prescriptions: Medicare paid $97,509 for 408 patients in 2024, with only 21 Part D claims. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2024, $88.41 in all, mostly food and beverage.

Overview

NPI	1184936759
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Jul 11, 2010
Last updated in NPPES	Oct 6, 2022
Certified by provider	Aug 8, 2022

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Pulmonary Disease Primary	207RP1001X	MD457392	PA
Internal Medicine, Critical Care Medicine	207RC0200X	MD457392	PA

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 (PA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	408
Services billed	996 across 21 procedure codes
Paid by Medicare	$97,509

Part D prescriptions in 2024

Prescriptions (claims)	21 · 21 30-day fills
Total drug cost	$1,616
Generic share	67% of claims

Medicare sources and data years

Education and affiliations

Medical school	Jefferson Medical College of Thomas Jefferson University
Graduation year	2010
Medicare specialty	Pulmonary Disease
Secondary specialties	Critical Care (Intensivists)