Ali Haider Zakir, MD

NPI 1124128673ActiveIndividual· Internal Medicine· Katy, TX

Internal Medicine (MD) in Katy, Texas, trained at University of Texas Medical Branch at Galveston (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $401,758 for 4,345 claims, against $47,332 paid for services in 2024. Novo Nordisk Inc reported $20.86 in payments in 2024, mostly food and beverage.

Overview

NPI	1124128673
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Sep 25, 2006
Last updated in NPPES	Jun 1, 2022
Certified by provider	Jun 1, 2022

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	M3434	TX
Pediatrics	208000000X	M3434	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 - Internal Medicine (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	147
Services billed	784 across 28 procedure codes
Paid by Medicare	$47,332

Part D prescriptions in 2024

Prescriptions (claims)	4,345 · 10,358 30-day fills
Patients	369
Total drug cost	$401,758
Generic share	88% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Texas Medical Branch at Galveston
Graduation year	2003
Medicare specialty	Internal Medicine
Secondary specialties	Pediatric Medicine
Telehealth	Offers telehealth