Gunar Gonzalo Subieta Benito, MD

NPI 1629242524ActiveIndividual· Anesthesiology, Pain Medicine· Chicago, IL

Anesthesiology, Pain Medicine (MD) with Cook County and 1 other group, practicing in Chicago, Illinois. 119 Medicare patients in 2024, $11,473 paid; nearly all of their 182 Part D prescriptions were generic (98%). Stryker Corporation was the largest of 3 companies reporting payments in 2025, $125.70 in all, mostly food and beverage. Lists John H Stroger Jr Hospital as a hospital affiliation.

Overview

NPI	1629242524
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Apr 22, 2008
Last updated in NPPES	Apr 30, 2021
Certified by provider	Apr 30, 2021

Specialties and licenses

Taxonomy	Code	License	State
Anesthesiology, Pain Medicine Primary	207LP2900X	036119963	IL
Anesthesiology	207L00000X	036-119963	IL
Internal Medicine	207R00000X	036119963	IL
Internal Medicine, Geriatric Medicine	207RG0300X	036119963	IL

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 - Anesthesiology (IL)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	119
Services billed	164 across 33 procedure codes
Paid by Medicare	$11,473

Part D prescriptions in 2024

Prescriptions (claims)	182 · 213 30-day fills
Patients	65
Total drug cost	$4,420
Generic share	98% of claims

Medicare sources and data years

Education and affiliations

Graduation year	2002
Medicare specialty	Anesthesiology
Secondary specialties	Geriatric Medicine, Internal Medicine, Interventional Pain Management
Telehealth	Offers telehealth