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DR. KAREN S COSBY M.D.
NPI 1285718023
Emergency Medicine in Chicago, IL

Active since October 25, 2006PECOS Enrolled
84.57/100
CMS Quality Rating
1900 W POLK ST, 10TH FLOOR ADMINISTRATION BUILDING, CHICAGO, IL 60612(312) 864-0060(312) 864-9656 Get Directions Write a Review

NPPES record last updated: April 22, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Karen S Cosby M.d. NPPES

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

DR. KAREN S COSBY M.D. (NPI 1285718023) is an individual emergency medicine provider in Chicago, Illinois, licensed in Illinois (336072666) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1285718023
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. KAREN S COSBYCredential: M.D.
Location Address1900 W POLK ST, 10TH FLOOR ADMINISTRATION BUILDINGChicago, IL 60612-3723
Mailing Address1900 W Polk St, 10th Floor Administration BuildingChicago, IL 60612-3723 · (312) 864-0060 · Fax (312) 864-9656
Phone(312) 864-0060
Fax(312) 864-9656
Sole ProprietorYes
Enumeration DateOctober 25, 2006
Last NPPES UpdateApril 22, 2021
NPPES CertifiedApril 22, 2021
✔ NPI 1285718023 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 · 336072666
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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Karen S Cosby 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.

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.57/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality60.25
Promoting Interoperability100
Improvement Activities40
Cost67

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 Karen Cosby's NPI number?

The NPI number for Karen Cosby is 1285718023. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is Karen Cosby located?

Karen Cosby practices at 1900 W Polk St 10th Floor Administration Building, Chicago, IL 60612. The listed phone number is (312) 864-0060.

What is Karen Cosby's specialty?

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

Is Karen Cosby enrolled in Medicare?

Yes. Karen Cosby is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Karen Cosby was last updated on April 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.