Alexander A. Gaidarski III, MD

NPI 1396125654ActiveIndividual· Colon & Rectal Surgery· Rockwall, TX

Colon & Rectal Surgery (MD) in Rockwall, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2014). 195 Medicare patients in 2024, $89,516 paid; nearly all of their 377 Part D prescriptions were generic (98%). Intuitive Surgical, Inc. was the largest of 7 companies reporting payments in 2025, $6,200 in all, mostly education.

Overview

NPI	1396125654
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	Yes
NPI issued	Jun 2, 2015
Last updated in NPPES	Sep 21, 2022
Certified by provider	Sep 21, 2022

Specialties and licenses

Taxonomy	Code	License	State
Colon & Rectal Surgery Primary	208C00000X	T7218	TX
Student in an Organized Health Care Education/Training Program	390200000X	TRN19732	FL

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 - Colorectal Surgery (Proctology) (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	195
Services billed	552 across 85 procedure codes
Paid by Medicare	$89,516

Part D prescriptions in 2024

Prescriptions (claims)	377 · 424 30-day fills
Patients	100
Total drug cost	$13,310
Generic share	98% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Texas Southwestern Medical School at Dallas
Graduation year	2014
Medicare specialty	Colorectal Surgery (Proctology)
Secondary specialties	General Surgery