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KATIE TATARIS
NPI 1821237397
Emergency Medicine in Chicago, IL

Active since February 06, 2009PECOS EnrolledAccepts Medicare Assignment
97.71/100
CMS Quality Rating
5841 S MARYLAND AVE, CHICAGO, IL 60637(888) 824-0200 Get Directions Write a Review

NPPES record last updated: October 24, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 24, 2022, May 19, 2022, Apr 18, 2022 (3 updates tracked since 2022).

About Katie Tataris NPPES

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

KATIE TATARIS (NPI 1821237397) is an individual emergency medicine provider in Chicago, Illinois, licensed in Illinois (036126416) and active in the NPI registry since February 2009. She is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and is a graduate of Rush Medical College Of Rush University (2008).

NPPES Registry Identity

NPI1821237397
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameKATIE TATARIS
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address150 Harvester Dr, Suite 300Burr Ridge, IL 60527-5919
Phone(888) 824-0200
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 2008
Enumeration DateFebruary 6, 2009
Last NPPES UpdateOctober 24, 20223 updates tracked since enumeration
✔ NPI 1821237397 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 · 036126416
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, Chicago, IL 60637
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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 and accepts Medicare assignment

Katie Tataris 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 ID3577726165
PECOS Enrollment IDI20240531003296
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.

Areas of Expertise CMS Part B claims 2

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.
88 services86 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.
31 services31 patients

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.

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.

97.71/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality75.43
Promoting Interoperability100
Improvement Activities40

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 Katie Tataris's NPI number?

The NPI number for Katie Tataris is 1821237397. It was assigned to this individual provider in the NPPES registry on February 6, 2009.

Where is Katie Tataris located?

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

What is Katie Tataris's specialty?

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

Is Katie Tataris enrolled in Medicare?

Yes. Katie Tataris 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.

Is Katie Tataris affiliated with any hospitals?

According to CMS data, Katie Tataris is affiliated with The University Of Chicago Medical Center.

When was this NPI record last updated?

The NPPES record for Katie Tataris was last updated on October 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.