Calli Ann Bertschy, D.O.

NPI 1417489451ActiveIndividual· Internal Medicine, Sleep Medicine· Houston, TX

Internal Medicine, Sleep Medicine (D.O.) in Houston, Texas, trained at University of North Texas Hsc, College of Osteopathic Med (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $5,109 for 19 claims, against $2,320 paid for services in 2024. Inspire Medical Systems, Inc. was the largest of 2 companies reporting payments in 2025, $1,158 in all, mostly travel and lodging.

Overview

NPI	1417489451
Status	Active
Entity type	Individual
Credential	D.O.
Sole proprietor	No
NPI issued	Mar 29, 2017
Last updated in NPPES	Sep 1, 2024
Certified by provider	Sep 1, 2024

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Sleep Medicine Primary	207RS0012X	U3788	TX
Internal Medicine, Critical Care Medicine	207RC0200X	U3788	TX
Internal Medicine, Pulmonary Disease	207RP1001X	U3788	TX

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 - Internal Medicine (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	32
Services billed	33 across 7 procedure codes
Paid by Medicare	$2,320

Part D prescriptions in 2024

Prescriptions (claims)	19 · 22 30-day fills
Total drug cost	$5,109

Medicare sources and data years

Education and affiliations

Medical school	University of North Texas Hsc, College of Osteopathic Med
Graduation year	2017
Medicare specialty	Internal Medicine
Telehealth	Offers telehealth