Ian Daniel Thistlethwaite

NPI 1568924611ActiveIndividual· Internal Medicine· Charleston, WV

Internal Medicine in Charleston, West Virginia, trained at West Virginia University School of Medicine (class of 2019). Part D covered 857 prescriptions written in 2024, 89% of them generic. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $84.24 in all, mostly food and beverage.

Overview

NPI	1568924611
Status	Active
Entity type	Individual
Sole proprietor	No
NPI issued	Apr 5, 2019
Last updated in NPPES	Dec 2, 2025
Certified by provider	Dec 2, 2025

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	33206	WV
Psychiatry & Neurology, Psychiatry	2084P0800X	33206	WV
Psychiatry & Neurology, Psychiatry	2084P0800X	A198420	CA
Psychiatry & Neurology, Psychiatry	2084P0800X	330677	NY

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 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Psychiatry (NY); Practitioner - Internal Medicine (WV)

Part D prescriptions in 2024

Prescriptions (claims)	857 · 1,687 30-day fills
Patients	85
Total drug cost	$102,120
Generic share	89% of claims

Medicare sources and data years

Education and affiliations

Medical school	West Virginia University School of Medicine
Graduation year	2019
Medicare specialty	Internal Medicine
Secondary specialties	Psychiatry
Telehealth	Offers telehealth