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AMY MARIE O'CONNOR D.O., MSCI
NPI 1932425188
Pediatrics - Pediatric Cardiology in Chicago, IL

Active since April 13, 2010PECOS Enrolled
225 E CHICAGO AVE # 21, CHICAGO, IL 60611(312) 227-4100(312) 227-9640 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 5, 2026, May 22, 2020, Oct 31, 2018 and 1 more (4 updates tracked since 2017).

About Amy Marie O'connor D.o., Msci NPPES

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

AMY MARIE O'CONNOR D.O., MSCI (NPI 1932425188) is an individual pediatric cardiology provider in Chicago, Illinois, licensed in Illinois (036147585) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1932425188
Entity TypeIndividualFemale
Primary Taxonomy2080P0202X
Provider Legal NameAMY MARIE O'CONNORCredential: D.O., MSCI
Location Address225 E CHICAGO AVE # 21Chicago, IL 60611-2991
Mailing Address225 E Chicago Ave # 21Chicago, IL 60611-2991 · (312) 227-4100 · Fax (312) 227-9640
Phone(312) 227-4100
Fax(312) 227-9640
Sole ProprietorNo
Enumeration DateApril 13, 2010
Last NPPES UpdateAugust 5, 20264 updates tracked since enumeration
NPPES CertifiedAugust 5, 2026
✔ NPI 1932425188 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0202X
License✔ Licensed in IL · 036147585
Definition
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.
225 E CHICAGO AVE # 21, Chicago, IL 60611
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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 (PECOS)

Amy Marie O'connor D.o., Msci 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.

Medicare Billing Reassignment

Medicare enrollment records show Amy O'connor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lurie Children's Medical Group Inc
Same address
Pediatrics
225 E CHICAGO AVE
Chicago, IL 60611
  • Reassigned Medicare billing, Illinois enrollment
  • 826 clinicians in this Medicare group
NPI 1518064716 (312) 227-6412

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

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JUSTIN BRADLEY JIN M.D.
Pediatrics (Pediatric Cardiology)
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4100
ANDREW ARMSTRONG LAWSON
Pediatrics (Pediatric Cardiology)
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4100
SARAH JURGENSMEYER LANGAS MS, GC
Genetic Counselor, MS
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4100
DR. PAUL JOONG KIM M.D.
Pediatrics (Pediatric Cardiology)
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4100
SARA CHERNY MS CGC
Genetic Counselor, MS
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4100
DEFNE ARSLAN MAGNETTA MD
Pediatrics (Pediatric Cardiology)
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4371
MS. NANCY SUSAN HASENAUER FNP-BC
Nurse Practitioner (Family)
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-1897
KATHERYN ELLEN GAMBETTA MD
Pediatrics (Pediatric Cardiology)
225 E CHICAGO AVE # 21
CHICAGO, IL 60611
Cook County (312) 227-4100

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 Amy O'connor's NPI number?

The NPI number for Amy O'connor is 1932425188. It was assigned to this individual provider in the NPPES registry on April 13, 2010.

Where is Amy O'connor located?

Amy O'connor practices at 225 E Chicago Ave # 21, Chicago, IL 60611. The listed phone number is (312) 227-4100.

What is Amy O'connor's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Is Amy O'connor enrolled in Medicare?

Yes. Amy O'connor is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Amy O'connor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amy O'connor reassigns Medicare benefits to Lurie Children's Medical Group Inc (Chicago, IL). 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 Amy O'connor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Amy O'connor was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.