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ANDREW ZWOLSKI MD
NPI 1891795126
Emergency Medicine in Joliet, IL

Active since July 28, 2005PECOS EnrolledAccepts Medicare Assignment
333 MADISON ST, JOLIET, IL 60435(815) 725-7133 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Andrew Zwolski Md NPPES

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

ANDREW ZWOLSKI MD (NPI 1891795126) is an individual emergency medicine provider in Joliet, Illinois and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Rochelle Community Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1996).

NPPES Registry Identity

NPI1891795126
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameANDREW ZWOLSKICredential: MD
Location Address333 MADISON STJoliet, IL 60435-8200
Mailing AddressPo Box 2669Joliet, IL 60434-2669 · (815) 726-6860
Phone(815) 725-7133
Sole ProprietorNo
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1996
Enumeration DateJuly 28, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1891795126 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
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.
333 MADISON ST, Joliet, IL 60435
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Andrew Zwolski Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214014687
PECOS Enrollment IDI20080409000491, I20210816001341
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

5

Medicare enrollment records show Andrew Zwolski reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rochelle Community Hospital Association
55 mi
Family Medicine
900 N 2ND ST STE 200
Rochelle, IL 61068
  • Reassigned Medicare billing, Illinois enrollment
  • Also billed through NPI 1821053216 (Illinois)
  • 38 clinicians in this Medicare group
NPI 1568518322 (815) 562-3784
Attentus Moulton, LLC
475 mi
Rural Health
350 TENNESSEE STREET
Courtland, AL 35618
  • Reassigned Medicare billing, Alabama enrollment
  • 33 clinicians in this Medicare group
NPI 1033155791 (256) 637-8033
Marshall Medical Center North
503 mi
Emergency Medicine
8000 AL HIGHWAY 69
Guntersville, AL 35976
  • Reassigned Medicare billing, Alabama enrollment
  • 27 clinicians in this Medicare group
NPI 1598997728 (256) 571-8000
Marshall Medical Center South
515 mi
Emergency Medicine
2505 US HIGHWAY 431
Boaz, AL 35957
  • Reassigned Medicare billing, Alabama enrollment
  • 38 clinicians in this Medicare group
NPI 1760765028 (256) 593-8310
Ess Of Eufaula, LLC
685 mi
Emergency Medicine
820 W WASHINGTON ST
Eufaula, AL 36027
  • Reassigned Medicare billing, Alabama enrollment
  • 55 clinicians in this Medicare group
NPI 1013650456 (334) 688-7276

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 4

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.
233 services198 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.
128 services113 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
28 services28 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
24 services24 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Rochelle Community Hospital

Critical Access Hospitals · Rochelle, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141312
Location900 N 2nd StRochelle, IL 61068 · Ogle County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60435 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
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

DR. CHRISTOPHER D. BERG DO
Emergency Medicine
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7133
PRESENCE CENTRAL AND SUBURBAN HOSPITALS NETWORK
Psychiatric Unit
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7133
KRISTIN UPP PTA
Physical Therapy Assistant
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7133
DR. MENAR WAHOOD DO
Orthopaedic Surgery (Hand Surgery)
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7133
PETER P TOMAS M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7222
JOSEPH J NATARELLI D.O.
Pathology (Anatomic Pathology & Clinical Pathology)
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7222
MATTHEW NITSCHE MD
Emergency Medicine
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-7133
DR. SHILPA THAKKAR MD
Anesthesiology
333 MADISON ST
JOLIET, IL 60435
Will County (815) 725-6331

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 Andrew Zwolski's NPI number?

The NPI number for Andrew Zwolski is 1891795126. It was assigned to this individual provider in the NPPES registry on July 28, 2005.

Where is Andrew Zwolski located?

Andrew Zwolski practices at 333 Madison St, Joliet, IL 60435. The listed phone number is (815) 725-7133.

What is Andrew Zwolski's specialty?

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

Is Andrew Zwolski enrolled in Medicare?

Yes. Andrew Zwolski is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Andrew Zwolski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Zwolski reassigns Medicare benefits to 5 organizations: Rochelle Community Hospital Association (Rochelle, IL), Attentus Moulton, LLC (Courtland, AL), Marshall Medical Center North (Guntersville, AL), Marshall Medical Center South (Boaz, AL) and Ess Of Eufaula, LLC (Eufaula, AL). 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 Andrew Zwolski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Andrew Zwolski accept?

Health plans from Blue Cross and Blue Shield of Alabama list Andrew Zwolski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Andrew Zwolski affiliated with any hospitals?

According to CMS data, Andrew Zwolski is affiliated with Rochelle Community Hospital.

When was this NPI record last updated?

The NPPES record for Andrew Zwolski was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.