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ROBERT G WEBSTER M.D.
NPI 1437174166
Pediatrics - Pediatric Cardiology in Chicago, IL

Active since July 13, 2006PECOS Enrolled
225 E CHICAGO AVE, DIVISION OF CARDIOLOGY, BOX 21, CHICAGO, IL 60611(312) 227-4391 Get Directions Write a Review

NPPES record last updated: July 23, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Robert G Webster M.d. NPPES

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

ROBERT G WEBSTER M.D. (NPI 1437174166) is an individual pediatric cardiology provider in Chicago, Illinois, licensed in Illinois (036.125237) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and maintains 14 additional practice locations.

NPPES Registry Identity

NPI1437174166
Entity TypeIndividualMale
Primary Taxonomy2080P0202X
Provider Legal NameROBERT G WEBSTERCredential: M.D.
Location Address225 E CHICAGO AVE, DIVISION OF CARDIOLOGY, BOX 21Chicago, IL 60611
Mailing Address225 E Chicago AveChicago, IL 60611-2991 · (312) 227-4397
Phone(312) 227-4391
Sole ProprietorNo
Enumeration DateJuly 13, 2006
Last NPPES UpdateJuly 23, 2025
NPPES CertifiedJuly 23, 2025
✔ NPI 1437174166 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 · 036.125237
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, Chicago, IL 60611
Open in Google Maps ↗

Secondary Practice Locations 14

Location 12515 N Clark St Ste 900Chicago, IL 60614-2730 · Phone (312) 227-4100
Location 225 N Winfield RdWinfield, IL 60190-1379 · Phone (312) 227-4100
Location 31870 Silver Cross Blvd Ste 210New Lenox, IL 60451-8646 · Phone (312) 227-4100
Location 41475 E Belvidere Rd, Pavilion C, Suite 285Grayslake, IL 60030 · Phone (312) 227-4100
Location 510350 Haligus Rd Ste 110Huntley, IL 60142-9526 · Phone (312) 227-4100
Location 6900 N Westmoreland Rd Ste 110Lake Forest, IL 60045-1688 · Phone (312) 227-4100
Location 71131 Techny RdNorthbrook, IL 60062-5503 · Phone (312) 227-4100
Location 82301 Enterprise DrWestchester, IL 60154-5802 · Phone (312) 227-4100
Location 9250 E Superior StChicago, IL 60611-2914 · Phone (312) 227-4100
Location 10880 W Central Rd Ste 6400Arlington Heights, IL 60005-2378 · Phone (312) 227-4100
Location 111895 Arbor Glen BlvdSchaumburg, IL 60195-3114 · Phone (312) 227-4100
Location 123722 Touhy AveSkokie, IL 60076-3941 · Phone (312) 227-9640
Location 13251 E Huron StChicago, IL 60611-2908 · Phone (312) 227-4100
Location 141620 W Harrison StChicago, IL 60612-3801 · Phone (312) 227-4100

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Robert G Webster 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Robert Webster reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

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
Rush University Medical Center
2.3 mi
Internal Medicine
1411 S MICHIGAN AVE
Chicago, IL 60605
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Rush University Medical Group
  • 2,169 clinicians in this Medicare group
NPI 1689165540 (312) 563-0654

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 20

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

BESSEY ELIZABETH JOSE GEEVARGHESE DO
Pediatrics
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (630) 933-6631
CHRISTINA SOOJIN KIM M.D.
Pediatrics
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (443) 928-7458
JESSICA LAUREN OFFENBACH APN
Nurse Practitioner (Pediatrics)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000
MS. JENNY KO LEE APN
Nurse Practitioner (Neonatal)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (847) 962-6268
ERIN COHEN MD
Pediatrics (Hospice and Palliative Medicine)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000
DR. JOSEPH HART COLLINS MD
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-3550
ALEXIS LYN HARMON
Student in an Organized Health Care Education/Training Program
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000
SHANNON JULIA CONWAY MD
Student in an Organized Health Care Education/Training Program
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000

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 Robert Webster's NPI number?

The NPI number for Robert Webster is 1437174166. It was assigned to this individual provider in the NPPES registry on July 13, 2006.

Where is Robert Webster located?

Robert Webster practices at 225 E Chicago Ave Division Of Cardiology, Box 21, Chicago, IL 60611. The listed phone number is (312) 227-4391.

What is Robert Webster's specialty?

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

Is Robert Webster enrolled in Medicare?

Yes. Robert Webster is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Robert Webster's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Webster reassigns Medicare benefits to 2 organizations: Lurie Children's Medical Group Inc (Chicago, IL) and Rush University Medical Center (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 Robert Webster's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Webster accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Taro Health list Robert Webster as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Robert Webster was last updated on July 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.