Kevin John Klassen, MD

NPI 1184600082ActiveIndividual· Internal Medicine, Cardiovascular Disease· Scottsdale, AZ

Internal Medicine, Cardiovascular Disease (MD) in Scottsdale, Arizona, trained at Un of California, Irvine, College of Medicine (class of 1988). In 2024 Medicare paid $460,439 for 1,483 patients, and Part D covered 3,848 of their prescriptions, 86% of them generic. Philips North America LLC reported $23.08 in payments in 2025, mostly food and beverage.

Overview

NPI	1184600082
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Dec 22, 2005
Last updated in NPPES	Oct 9, 2025
Certified by provider	Oct 9, 2025

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	23228	AZ

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 - Cardiovascular Disease (Cardiology) (AZ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	1,483
Services billed	6,211 across 37 procedure codes
Paid by Medicare	$460,439

Part D prescriptions in 2024

Prescriptions (claims)	3,848 · 10,523 30-day fills
Patients	831
Total drug cost	$622,634
Generic share	86% of claims

Medicare sources and data years

Education and affiliations

Medical school	Un of California, Irvine, College of Medicine
Graduation year	1988
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Nuclear Medicine
Telehealth	Offers telehealth