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VICTORIA WILLIS
NPI 1174214282
Nurse Anesthetist, Certified Registered in Chicago, IL

Active since May 18, 2023PECOS EnrolledAccepts Medicare Assignment
5841 S MARYLAND AVE, CHICAGO, IL 60637(888) 824-0200 Get Directions Write a Review

NPPES record last updated: April 8, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 8, 2026, Nov 8, 2023, May 18, 2023 (3 updates tracked since 2023).

About Victoria Willis NPPES

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

VICTORIA WILLIS (NPI 1174214282) is an individual nurse anesthetist, certified registered in Chicago, Illinois, licensed in Illinois (209028689) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1174214282
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameVICTORIA WILLIS
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address9615 S Parnell AveChicago, IL 60628-1135 · (773) 968-1231
Phone(888) 824-0200
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMay 18, 2023
Last NPPES UpdateApril 8, 20263 updates tracked since enumeration
NPPES CertifiedApril 8, 2026
✔ NPI 1174214282 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in IL · 209028689
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
Also ListedRegistered NurseTaxonomy 163W00000X · License 041388228 (IL)
5841 S MARYLAND AVE, Chicago, IL 60637
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Secondary Practice Location 1

Location 19615 S Parnell AveChicago, IL 60628-1135 · Phone (773) 968-1231

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

Victoria Willis 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 ID8921454356
PECOS Enrollment IDI20231127001891
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

6

Medicare enrollment records show Victoria Willis reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The University Of Chicago Medical Center
Same address
General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 635 clinicians in this Medicare group
NPI 1033218128 (773) 702-1530
University Of Chicago
Same address
Multi-Specialty
5841 S MARYLAND AVE, UCPG/MC 1099
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 2,237 clinicians in this Medicare group
NPI 1821048786 (773) 702-9200
Sahag LLC
6.7 mi
Anesthesiology
2875 W 19TH ST
Chicago, IL 60623
  • Reassigned Medicare billing, Illinois enrollment
  • 27 clinicians in this Medicare group
NPI 1174035513 (773) 484-4452
North American Partners In Anesthesia (illinois), LLC
174 mi
Anesthesiology
800 E CARPENTER ST
Springfield, IL 62769
  • Reassigned Medicare billing, Illinois enrollment
  • 826 clinicians in this Medicare group
NPI 1699032524 (630) 990-9729
Northstar Anesthesia Of Illinois, LLC
811 mi
Anesthesiology
2000 E LAMAR BLVD STE 400
Arlington, TX 76006
  • Reassigned Medicare billing, Illinois enrollment
  • 735 clinicians in this Medicare group
NPI 1962822395 (817) 583-7421
Northstar Anesthesia Of Indiana LLC
811 mi
Anesthesiology
2000 E LAMAR BLVD, SUITE 400
Arlington, TX 76006
  • Reassigned Medicare billing, Indiana enrollment
  • 287 clinicians in this Medicare group
NPI 1043561541 (682) 227-6839

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
24 services23 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
23 services23 patients
Anesthesia for procedure on small and large bowel using an endoscope 00813
Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

The University Of Chicago Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140088
Location5841 South MarylandChicago, IL 60637 · Cook County
Emergency services Birthing friendly

Osf Little Company Of Mary Medical Center

Acute Care Hospitals · Evergreen Park, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140179
Location2800 W 95th StEvergreen Park, IL 60805 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60637 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
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. DON MARTINEZ M.D.
Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 926-8318
ALEXANDRA DUMITRESCU
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
PELEG HOROWITZ
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
SANDEEP GURBUXANI
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
DR. NIREN GANDRA M.D.
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-0240
ALLIE DAKROUB MD MS
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
SCOTT VASHER MD
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
DR. NATHAN CHARLES NOWALK M.D.
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200

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 Victoria Willis's NPI number?

The NPI number for Victoria Willis is 1174214282. It was assigned to this individual provider in the NPPES registry on May 18, 2023.

Where is Victoria Willis located?

Victoria Willis practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (888) 824-0200.

What is Victoria Willis's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Victoria Willis enrolled in Medicare?

Yes. Victoria Willis 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 Victoria Willis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Victoria Willis reassigns Medicare benefits to 6 organizations: The University Of Chicago Medical Center (Chicago, IL), University Of Chicago (Chicago, IL), Sahag LLC (Chicago, IL), North American Partners In Anesthesia (illinois), LLC (Springfield, IL), Northstar Anesthesia Of Illinois, LLC (Arlington, TX) and 1 more organization, listed in the Medicare section above. 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 Victoria Willis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Victoria Willis affiliated with any hospitals?

According to CMS data, Victoria Willis is affiliated with The University Of Chicago Medical Center and Osf Little Company Of Mary Medical Center.

When was this NPI record last updated?

The NPPES record for Victoria Willis was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.