Michael S. Underhill, D.O.

NPI 1043294606ActiveIndividual· Family Medicine· Scottsdale, AZ

Family Medicine (D.O.) in Scottsdale, Arizona, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $260,211 for 2,551 claims, against $48,053 paid for services in 2024. Novo Nordisk Inc reported $116.00 in payments in 2024, mostly education.

Overview

NPI	1043294606
Status	Active
Entity type	Individual
Credential	D.O.
Sole proprietor	No
NPI issued	Dec 6, 2005
Last updated in NPPES	Apr 22, 2024
Certified by provider	Apr 22, 2024

Specialties and licenses

Taxonomy	Code	License	State
Family Medicine Primary	207Q00000X	3900	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 - Family Practice (AZ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	253
Services billed	764 across 30 procedure codes
Paid by Medicare	$48,053

Part D prescriptions in 2024

Prescriptions (claims)	2,551 · 6,237 30-day fills
Patients	285
Total drug cost	$260,211
Generic share	85% of claims

Medicare sources and data years

Education and affiliations

Medical school	Des Moines University of Osteopathic Medicine and Health Sciences
Graduation year	2002
Medicare specialty	Family Practice
Telehealth	Offers telehealth