William C. Thompson IV, M.D.

NPI 1538394408ActiveIndividual· Anesthesiology, Pain Medicine· Phoenix, AZ

Anesthesiology, Pain Medicine (M.D.) in Phoenix, Arizona, trained at Medical College of Wisconsin (class of 2005). 355 Medicare patients in 2024, $209,892 paid; nearly all of their 1,743 Part D prescriptions were generic (96%). Abbott Laboratories reported $17.49 in payments in 2025, mostly food and beverage.

Overview

NPI	1538394408
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	May 21, 2009
Last updated in NPPES	Jun 22, 2020
Certified by provider	Jun 22, 2020

Specialties and licenses

Taxonomy	Code	License	State
Anesthesiology, Pain Medicine Primary	207LP2900X	42813	AZ
Anesthesiology	207L00000X	239789	MA

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 - Pain Management (AZ)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	355
Services billed	6,287 across 44 procedure codes
Paid by Medicare	$209,892

Part D prescriptions in 2024

Prescriptions (claims)	1,743 · 2,187 30-day fills
Patients	401
Total drug cost	$63,747
Generic share	96% of claims

Medicare sources and data years

Education and affiliations

Medical school	Medical College of Wisconsin
Graduation year	2005
Medicare specialty	Pain Management
Secondary specialties	Anesthesiology
Telehealth	Offers telehealth