Martha Tzou, M.D.

NPI 1710187646ActiveIndividual· Internal Medicine, Cardiovascular Disease· Houston, TX

Internal Medicine, Cardiovascular Disease (M.D.) in Houston, Texas, trained at Ohio State University College of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $143,088 for 1,326 claims, against $18,266 paid for services in 2024. Ge Healthcare was the largest of 2 companies reporting payments in 2024, $50.97 in all, mostly food and beverage.

Overview

NPI	1710187646
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	Yes
NPI issued	Jul 19, 2007
Last updated in NPPES	Mar 20, 2023
Certified by provider	Mar 20, 2023

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	Q0196	TX

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 - Cardiovascular Disease (Cardiology) (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	288
Services billed	372 across 24 procedure codes
Paid by Medicare	$18,266

Part D prescriptions in 2024

Prescriptions (claims)	1,326 · 3,614 30-day fills
Patients	154
Total drug cost	$143,088
Generic share	92% of claims

Medicare sources and data years

Education and affiliations

Medical school	Ohio State University College of Medicine
Graduation year	2007
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine