Huimahn Alex Choi, MD

NPI 1841443108ActiveIndividual· Psychiatry & Neurology, Neurocritical Care· Houston, TX

Psychiatry & Neurology, Neurocritical Care (MD) in Houston, Texas, trained at Columbia University College of Physicians and Surgeons (class of 2005). Medicare paid $87,519 for services to 207 patients in 2024. Becton, Dickinson and Company reported $32.89 in payments in 2025, mostly food and beverage.

Overview

NPI	1841443108
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Oct 30, 2008
Last updated in NPPES	Jan 23, 2020
Certified by provider	Jan 23, 2020

Specialties and licenses

Taxonomy	Code	License	State
Psychiatry & Neurology, Neurocritical Care Primary	2084A2900X	P2838	TX
Psychiatry & Neurology, Neurology	2084N0400X	P2838	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 - Neurology (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	207
Services billed	701 across 22 procedure codes
Paid by Medicare	$87,519

Medicare sources and data years

Education and affiliations

Medical school	Columbia University College of Physicians and Surgeons
Graduation year	2005
Medicare specialty	Neurology
Secondary specialties	Critical Care (Intensivists)