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GABRIEL SABBAJ SPIELER MD
NPI 1538788591
Pediatrics in Chicago, IL

Active since April 10, 2020PECOS Enrolled
4058 W 63RD ST, CHICAGO, IL 60629(773) 584-6200(844) 285-1003 Get Directions Write a Review

NPPES record last updated: April 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 8, 2026, Jul 14, 2023, Jul 7, 2023 and 1 more (4 updates tracked since 2020).

About Gabriel Sabbaj Spieler Md NPPES

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

GABRIEL SABBAJ SPIELER MD (NPI 1538788591) is an individual pediatrics provider in Chicago, Illinois, licensed in Illinois (036.173983) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1538788591
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameGABRIEL SABBAJ SPIELERCredential: MD
Location Address4058 W 63RD STChicago, IL 60629-4639
Mailing Address4058 W 63rd StChicago, IL 60629-4639 · (773) 584-6200 · Fax (844) 285-1003
Phone(773) 584-6200
Fax(844) 285-1003
Sole ProprietorNo
Enumeration DateApril 10, 2020
Last NPPES UpdateApril 8, 20264 updates tracked since enumeration
NPPES CertifiedApril 8, 2026
✔ NPI 1538788591 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in IL · 036.173983✔ Licensed in TN · 67792✔ Licensed in PA · MD481660
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
4058 W 63RD ST, Chicago, IL 60629
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gabriel Sabbaj Spieler Md 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 Gabriel Spieler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Esperanza Health Centers
Same address
Federally Qualified Health Center (FQHC)
4058 W 63RD ST
Chicago, IL 60629
  • Reassigned Medicare billing, Illinois enrollment
  • 123 clinicians in this Medicare group
NPI 1407458946 (773) 584-6200
Greater Philadelphia Health Action Inc.
660 mi
Federally Qualified Health Center (FQHC)
1489 BALTIMORE PIKE, BUILDING 300, SUITE 300, THE MILLS OF VICTORIA
Springfield, PA 19064
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 232 clinicians in this Medicare group
NPI 1467976001 (484) 472-7430

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60629 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 5

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

JUAN CARLOS ROJAS JR. MD
Family Medicine
4058 W 63RD ST
CHICAGO, IL 60629
Cook County (773) 584-6200
ESPERANZA HEALTH CENTERS
Clinic/Center (Federally Qualified Health Center (FQHC))
4058 W 63RD ST
CHICAGO, IL 60629
Cook County (773) 584-6200
JESSENIA BRISENO
Social Worker
4058 W 63RD ST
CHICAGO, IL 60629
Cook County (773) 584-6200
ROSA CISNEROS LSW
Social Worker
4058 W 63RD ST
CHICAGO, IL 60629
Cook County (773) 584-6200
LABORATORY CORPORATION OF AMERICA
Clinical Medical Laboratory
4058 W 63RD ST
CHICAGO, IL 60629
Cook County (773) 432-4033

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 Gabriel Spieler's NPI number?

The NPI number for Gabriel Spieler is 1538788591. It was assigned to this individual provider in the NPPES registry on April 10, 2020.

Where is Gabriel Spieler located?

Gabriel Spieler practices at 4058 W 63rd St, Chicago, IL 60629. The listed phone number is (773) 584-6200.

What is Gabriel Spieler's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Gabriel Spieler enrolled in Medicare?

Yes. Gabriel Spieler is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Gabriel Spieler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gabriel Spieler reassigns Medicare benefits to 2 organizations: Esperanza Health Centers (Chicago, IL) and Greater Philadelphia Health Action Inc. (Springfield, PA). 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 Gabriel Spieler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gabriel Spieler accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Gabriel Spieler 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 Gabriel Spieler was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.