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DR. WILLIAM JOSEPH BEELER M.D.
NPI 1649697855
Emergency Medicine in Olympia Fields, IL

Active since March 25, 2014PECOS Enrolled
20201 CRAWFORD AVE, OLYMPIA FIELDS, IL 60461(708) 747-4000 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 21, 2022, Mar 17, 2018, Jul 28, 2017 (3 updates tracked since 2017).

About Dr. William Joseph Beeler M.d. NPPES

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

DR. WILLIAM JOSEPH BEELER M.D. (NPI 1649697855) is an individual emergency medicine provider in Olympia Fields, Illinois, licensed in Illinois (036142636) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS and maintains a secondary practice location in Kansas City.

NPPES Registry Identity

NPI1649697855
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. WILLIAM JOSEPH BEELERCredential: M.D.
Location Address20201 CRAWFORD AVEOlympia Fields, IL 60461-1010
Mailing Address20201 Crawford AveOlympia Fields, IL 60461-1010 · (708) 747-4000
Phone(708) 747-4000
Sole ProprietorYes
Enumeration DateMarch 25, 2014
Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration
✔ NPI 1649697855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IL · 036142636
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
20201 CRAWFORD AVE, Olympia Fields, IL 60461
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Secondary Practice Location 1

Location 12301 Holmes StKansas City, MO 64108-2640 · Phone (816) 404-4175 · Fax (816) 404-0003

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William Joseph Beeler M.d. 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.

Medicare Billing Reassignments

2

Medicare enrollment records show William Beeler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Illinois Emergency Medicine Specialists, LLC
22 mi
Emergency Medical Services
500 REMINGTON BLVD
Bolingbrook, IL 60440
  • Reassigned Medicare billing, Illinois enrollment
  • 187 clinicians in this Medicare group
NPI 1003150962 (630) 312-5000
Insight Chicago, Inc.
23 mi
Internal Medicine
2525 S MICHIGAN AVE
Chicago, IL 60616
  • Reassigned Medicare billing, Illinois enrollment
  • 354 clinicians in this Medicare group
NPI 1881261006 (312) 567-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
214 services208 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
59 services58 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60461 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

CHINTAN SHAH DO
Hospitalist
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 747-4000
MICHAEL JOSEPH MULLAN II PTA
Physical Therapy Assistant
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 852-2540
MARIA STEPHANIE TICSA
Student in an Organized Health Care Education/Training Program
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 747-4000
DR. TONI SCOTT-TERRY MD
Obstetrics & Gynecology
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 679-2160
DR. JOSEPH JOHN ZANGHI D.O.
Urology
20201 CRAWFORD AVE, ATTN: POSTDOCTORAL EDUCATION
OLYMPIA FIELDS, IL 60461
Cook County (708) 747-4000
CONSULTANTS IN PATHOLOGY SC
Pathology (Anatomic Pathology & Clinical Pathology)
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 747-4000
SAMUEL L MACAGBA JR. MD
Anesthesiology
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 503-3857
AISHA BAGGIA
Student in an Organized Health Care Education/Training Program
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 60461
Cook County (708) 747-4000

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 Beeler's NPI number?

The NPI number for William Beeler is 1649697855. It was assigned to this individual provider in the NPPES registry on March 25, 2014.

Where is William Beeler located?

William Beeler practices at 20201 Crawford Ave, Olympia Fields, IL 60461. The listed phone number is (708) 747-4000.

What is William Beeler's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is William Beeler enrolled in Medicare?

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

Which organizations bill Medicare for William Beeler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Beeler reassigns Medicare benefits to 2 organizations: Illinois Emergency Medicine Specialists, LLC (Bolingbrook, IL) and Insight Chicago, Inc. (Chicago, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Beeler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for William Beeler was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.