Clayton Bert Alexander, D.O.

NPI 1992794879ActiveIndividual· Family Medicine· La Porte, IN

Family Medicine (D.O.) in La Porte, Indiana, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $1,197,544 for 10,212 claims, against $74,854 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $50.23 in all, mostly food and beverage.

Overview

NPI	1992794879
Status	Active
Entity type	Individual
Credential	D.O.
Sole proprietor	No
NPI issued	Oct 14, 2005
Last updated in NPPES	Dec 8, 2020
Certified by provider	Dec 7, 2020

Specialties and licenses

Taxonomy	Code	License	State
Family Medicine Primary	207Q00000X	02001107A	IN

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026	No match	—
New York OMIG · Nov 4, 2026	No match	—
Ohio Medicaid · Nov 4, 2026	No match	—
Pennsylvania Medicheck · Nov 4, 2026	No match	—
Washington HCA · Nov 4, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Family Practice (IN)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	263
Services billed	1,320 across 12 procedure codes
Paid by Medicare	$74,854

Part D prescriptions in 2024

Prescriptions (claims)	10,212 · 20,909 30-day fills
Patients	422
Total drug cost	$1,197,544
Generic share	85% of claims

Medicare sources and data years

Education and affiliations

Medical school	At Still University of Health Sciences, College of Osteo Med, Kirksville
Graduation year	1988
Medicare specialty	Family Practice
Secondary specialties	General Practice