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DR. CHRISTOPHER SUNGHWAN LIM M.D.
NPI 1497075840
Emergency Medicine in Chicago, IL

Active since June 08, 2010PECOS EnrolledAccepts Medicare Assignment
1900 W POLK ST, CHICAGO, IL 60612(312) 864-1300 Get Directions Write a Review

NPPES record last updated: December 22, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Christopher Sunghwan Lim M.d. NPPES

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

DR. CHRISTOPHER SUNGHWAN LIM M.D. (NPI 1497075840) is an individual emergency medicine provider in Chicago, Illinois, licensed in Illinois (125056287) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Rush University Medical Center, and is a graduate of Ohio State University College Of Medicine (2009).

NPPES Registry Identity

NPI1497075840
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. CHRISTOPHER SUNGHWAN LIMCredential: M.D.
Location Address1900 W POLK STChicago, IL 60612-3723
Mailing Address1900 W Polk StChicago, IL 60612-3723
Phone(312) 864-1300
Sole ProprietorNo
Medical School CMSOhio State University College Of MedicineGraduated 2009
Enumeration DateJune 8, 2010
Last NPPES UpdateDecember 22, 2021
✔ NPI 1497075840 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 · 125056287
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.
1900 W POLK ST, Chicago, IL 60612
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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

Dr. Christopher Sunghwan Lim M.d. 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 ID6901049055
PECOS Enrollment IDI20171206003200
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 Reassignment

Medicare enrollment records show Christopher Lim reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
1,794 mi
Internal Medicine
7373 WEST LANE
Stockton, CA 95210
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1548343510 (209) 476-2000

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.

Rush University Medical Center

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140119
Location1653 West Congress ParkwayChicago, IL 60612 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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.

DR. CARMENCITA GARCIA SENSENG MD
Pathology (Anatomic Pathology & Clinical Pathology)
1900 W POLK ST
CHICAGO, IL 60612
Cook County (312) 864-7561
DR. REBECCA BOWER-LEWIS M.D.
Emergency Medicine
1900 W POLK ST, SUITE 1053
CHICAGO, IL 60612
Cook County (312) 864-0060
JOHN STROGER JR. HOSPITAL OF THE COOK COUNTY
General Acute Care Hospital
1900 W POLK ST, DEPT OF EM 10TH FLOOR
CHICAGO, IL 60612
Cook County (312) 864-0060
SARAH AHMED CRNA
Nurse Anesthetist, Certified Registered
1900 W POLK ST
CHICAGO, IL 60612
Cook County (312) 864-0452
MS. JENNIFER MARY DUFF APN
Nurse Practitioner (Pediatrics)
1900 W POLK ST, 1143
CHICAGO, IL 60612
Cook County (312) 864-4150
DR. MATTHEW Y RHEE M.D.
Emergency Medicine
1900 W POLK ST, DEPARTMENT OF EMERGENCY MEDICINE
CHICAGO, IL 60612
Cook County (312) 864-0062
IRENE STEPHANIE ALEXANDRA ALUEN METZNER M.D.
Internal Medicine
1900 W POLK ST
CHICAGO, IL 60612
Cook County (312) 864-4462
DR. NIVA SHAKYA M.D.
Pediatrics
1900 W POLK ST
CHICAGO, IL 60612
Cook County (312) 864-4505

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 Christopher Lim's NPI number?

The NPI number for Christopher Lim is 1497075840. It was assigned to this individual provider in the NPPES registry on June 8, 2010.

Where is Christopher Lim located?

Christopher Lim practices at 1900 W Polk St, Chicago, IL 60612. The listed phone number is (312) 864-1300.

What is Christopher Lim's specialty?

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

Is Christopher Lim enrolled in Medicare?

Yes. Christopher Lim 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 organization bills Medicare for Christopher Lim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Lim reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, CA). The 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 Christopher Lim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Christopher Lim affiliated with any hospitals?

According to CMS data, Christopher Lim is affiliated with Rush University Medical Center.

When was this NPI record last updated?

The NPPES record for Christopher Lim was last updated on December 22, 2021. 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.