BRIAN GULACK
NPI 1396036406
Surgery - Pediatric Surgery in Hoffman Estates, IL
About Brian Gulack NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN GULACK (NPI 1396036406) is an individual pediatric surgery provider in Hoffman Estates, Illinois, licensed in Illinois (036153770) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Brian Gulack is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Brian Gulack reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Elk Grove Village, IL 60007
- Reassigned Medicare billing, Illinois enrollment
- 281 clinicians in this Medicare group
Oak Brook, IL 60523
- Reassigned Medicare billing, Illinois and Indiana enrollments
- Medicare enrollment name: Rush University Medical Group
- Also billed through NPI 1093819542 (Indiana)
- 2,169 clinicians in this Medicare group
Chicago, IL 60707
- Reassigned Medicare billing, Illinois enrollment
- 99 clinicians in this Medicare group
Evanston, IL 60201
- Reassigned Medicare billing, Illinois enrollment
- 4,841 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois and Indiana enrollments
- 548 clinicians in this Medicare group
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 1,375 clinicians in this Medicare group
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.
HOFFMAN ESTATES, IL 60169
HOFFMAN ESTATES, IL 60169
HOFFMAN ESTATES, IL 60169
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 Brian Gulack's NPI number?
The NPI number for Brian Gulack is 1396036406. It was assigned to this individual provider in the NPPES registry on April 22, 2011.
Where is Brian Gulack located?
Brian Gulack practices at 1555 Barrington Rd, Hoffman Estates, IL 60169. The listed phone number is (224) 299-4222.
What is Brian Gulack's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.
Is Brian Gulack enrolled in Medicare?
Yes. Brian Gulack is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Brian Gulack's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Gulack reassigns Medicare benefits to 6 organizations: Bonaventure Medical Foundation, LLC (Elk Grove Village, IL), Rush University Medical Center (Oak Brook, IL), Shriners Hospitals For Children (Chicago, IL), Endeavor Health Medical Group (Evanston, IL), Rush Medical Group (Chicago, IL) and 1 more organization, listed in the Medicare section above. 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 Brian Gulack's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Gulack accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Buckeye Health Plan, Ambetter from Meridian and AmeriHealth Caritas Next and 1 other insurer list Brian Gulack 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 Brian Gulack was last updated on August 4, 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.
# Brian Gulack · NPI 1396036406
Pediatric Surgery physician in Hoffman Estates, Illinois. Individual provider, active in the CMS NPPES registry since April 22, 2011.
## Identity
- **NPI:** 1396036406 (Entity type: Individual)
- **Enumerated:** April 22, 2011
- **Primary specialty:** Surgery - Pediatric Surgery · taxonomy 2086S0120X
- **State license:** 036153770 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1555 BARRINGTON RD, Hoffman Estates, IL 60169-1019
- **Phone:** (224) 299-4222
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Bonaventure Medical Foundation, LLC (NPI 1588775647, Elk Grove Village, IL); Rush University Medical Center (NPI 1801375696, Oak Brook, IL); Shriners Hospitals For Children (NPI 1326536574, Chicago, IL); Endeavor Health Medical Group (NPI 1497701882, Evanston, IL); Rush Medical Group (NPI 1467312850, Chicago, IL); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 4, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1396036406) · Data from the CMS NPPES public registry.