WILLIAM C DAN DO
NPI 1407684657
Anesthesiology in Chicago, IL

Active since July 22, 2024PECOS Enrolled
5841 S MARYLAND AVE # MC4028, CHICAGO, IL 60637(773) 702-6700 Get Directions Write a Review

NPPES record last updated: May 10, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 10, 2025, Mar 31, 2025, Mar 27, 2025 and 1 more (4 updates tracked since 2024).

About William C Dan Do NPPES

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

WILLIAM C DAN DO (NPI 1407684657) is an individual anesthesiology provider in Chicago, Illinois, licensed in Illinois (125085462) and active in the NPI registry since July 2024. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1407684657
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameWILLIAM C DANCredential: DO
Location Address5841 S MARYLAND AVE # MC4028Chicago, IL 60637-1443
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150
Sole ProprietorNo
Enumeration DateJuly 22, 2024
Last NPPES UpdateMay 10, 20254 updates tracked since enumeration
NPPES CertifiedMay 10, 2025
NPI 1407684657 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in IL · 125085462
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 # MC4028, 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)

William C Dan Do 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.

Anesthesiology
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Student in an Organized Health Care Education/Training Program
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Anesthesiology
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Anesthesiology
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Anesthesiology
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Anesthesiology
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Anesthesiology
5841 S MARYLAND AVE # MC4028
CHICAGO, IL 60637
Anesthesiology
5841 S MARYLAND AVE # MC4028
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 William Dan's NPI number?

The NPI number for William Dan is 1407684657. It was assigned to this individual provider in the NPPES registry on July 22, 2024.

Where is William Dan located?

William Dan practices at 5841 S Maryland Ave # Mc4028, Chicago, IL 60637. The listed phone number is (773) 702-6700.

What is William Dan's specialty?

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

Is William Dan enrolled in Medicare?

Yes. William Dan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Dan was last updated on May 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.