Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LILIAN ANOSIKE
NPI 1396435939
Emergency Medicine in Chicago, IL

Active since May 08, 2023PECOS EnrolledAccepts Medicare Assignment
5841 S MARYLAND AVE # MC5068, CHICAGO, IL 60637(773) 702-9500 Get Directions Write a Review

NPPES record last updated: September 25, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 25, 2026, Jul 21, 2026, May 8, 2023 (3 updates tracked since 2023).

About Lilian Anosike NPPES

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

LILIAN ANOSIKE (NPI 1396435939) is an individual emergency medicine provider in Chicago, Illinois, licensed in Illinois (036179468) 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 Crown Point.

NPPES Registry Identity

NPI1396435939
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameLILIAN ANOSIKE
Location Address5841 S MARYLAND AVE # MC5068Chicago, IL 60637-1443
Mailing Address150 Harvester Dr Ste 300Burr Ridge, IL 60527-5965
Sole ProprietorNo
Medical School CMSHoward University College Of MedicineGraduated 2023
Enumeration DateMay 8, 2023
Last NPPES UpdateSeptember 25, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 25, 2026
✔ NPI 1396435939 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in IL · 036179468✔ Licensed in IN · 01100859A
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.
5841 S MARYLAND AVE # MC5068, Chicago, IL 60637

Secondary Practice Location 1

Location 110855 Virginia StCrown Point, IN 46307-0210 · Phone (888) 824-0200

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

Lilian Anosike 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 ID7719347483
PECOS Enrollment IDI20260731004392
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 Lilian Anosike reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 1,905 clinicians in this Medicare group
Multi-Specialty
5841 S MARYLAND AVE, UCPG/MC 1099
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 2,237 clinicians in this Medicare group

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

Hospital Affiliations CMS Care Compare

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

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
$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.

Emergency Medicine
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
Student in an Organized Health Care Education/Training Program
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
General Acute Care Hospital
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE # MC5068
CHICAGO, IL 60637
Emergency Medicine
5841 S MARYLAND AVE # MC5068
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 Lilian Anosike's NPI number?

The NPI number for Lilian Anosike is 1396435939. It was assigned to this individual provider in the NPPES registry on May 8, 2023.

Where is Lilian Anosike located?

Lilian Anosike practices at 5841 S Maryland Ave # Mc5068, Chicago, IL 60637. The listed phone number is (773) 702-9500.

What is Lilian Anosike's specialty?

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

Is Lilian Anosike enrolled in Medicare?

Yes. Lilian Anosike 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 Lilian Anosike's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lilian Anosike reassigns Medicare benefits to 2 organizations: The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (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 Lilian Anosike's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Lilian Anosike affiliated with any hospitals?

According to CMS data, Lilian Anosike is affiliated with The University Of Chicago Medical Center.

When was this NPI record last updated?

The NPPES record for Lilian Anosike was last updated on September 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 44 days 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.