Isaac Alexander Bowman, MD

NPI 1891012852ActiveIndividual· Internal Medicine, Medical Oncology· Gilbert, AZ

Internal Medicine, Medical Oncology (MD) in Gilbert, Arizona, trained at University of Texas Southwestern Medical School at Dallas (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $4,345,530 for 1,407 claims, against $76,660 paid for services in 2024. Pfizer Inc. was the largest of 7 companies reporting payments in 2025, $5,759 in all, mostly consulting fees.

Overview

NPI	1891012852
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Apr 29, 2010
Last updated in NPPES	Aug 6, 2025
Certified by provider	Sep 24, 2024

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Medical Oncology Primary	207RX0202X	62482	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 - Hematology/Oncology (AZ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	309
Services billed	857 across 12 procedure codes
Paid by Medicare	$76,660

Part D prescriptions in 2024

Prescriptions (claims)	1,407 · 1,840 30-day fills
Patients	257
Total drug cost	$4,345,530
Generic share	70% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Texas Southwestern Medical School at Dallas
Graduation year	2010
Medicare specialty	Hematology/Oncology
Telehealth	Offers telehealth