Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

AUSTIN WALKER MD
NPI 1750836862
Anesthesiology in Chicago, IL

Active since August 18, 2016PECOS Enrolled
5841 S MARYLAND AVE, CHICAGO, IL 60637(773) 702-6700 Get Directions Write a Review

NPPES record last updated: July 20, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 20, 2026, Apr 30, 2026, May 28, 2020 and 1 more (4 updates tracked since 2016).

About Austin Walker Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AUSTIN WALKER MD (NPI 1750836862) is an individual anesthesiology provider in Chicago, Illinois, licensed in Illinois (036179050) and active in the NPI registry since August 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1750836862
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameAUSTIN WALKERCredential: MD
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address150 Harvester Dr Ste 300Burr Ridge, IL 60527-5965
Sole ProprietorYes
Enumeration DateAugust 18, 2016
Last NPPES UpdateJuly 20, 20264 updates tracked since enumeration
NPPES CertifiedJuly 20, 2026
NPI 1750836862 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in IL · 036179050
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
5841 S MARYLAND AVE, Chicago, IL 60637

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Austin Walker Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Austin Walker's NPI number?

The NPI number for Austin Walker is 1750836862. It was assigned to this individual provider in the NPPES registry on August 18, 2016.

Where is Austin Walker located?

Austin Walker practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (773) 702-6700.

What is Austin Walker's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Austin Walker enrolled in Medicare?

Yes. Austin Walker is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Austin Walker was last updated on July 20, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.