GATEWAY PROFESSIONAL SERVICES, PC
NPI 1831785997
Clinic/Center - Adult Mental Health in Downers Grove, IL
About Gateway Professional Services, Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GATEWAY PROFESSIONAL SERVICES, PC (NPI 1831785997) is a healthcare organization registered as an adult mental health in Downers Grove, Illinois and active in the NPI registry since December 2020. The organization lists Joseph Zieba, Manager Of Managed Care Contracting, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Gateway Professional Services, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
5Medicare enrollment records show 5 clinicians reassign Medicare billing to Gateway Professional Services, PC, which bills Medicare for the services they deliver. They are listed nearest first.
Clinicians, nearest first (5)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Gateway Professional Services, PC's NPI number?
The NPI number for Gateway Professional Services, PC is 1831785997. It was assigned to this organization in the NPPES registry on December 14, 2020.
Where is Gateway Professional Services, PC located?
Gateway Professional Services, PC is located at 3040 Finley Rd Ste 220, Downers Grove, IL 60515. The listed phone number is (877) 381-6538.
What is Gateway Professional Services, PC's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.
Is Gateway Professional Services, PC enrolled in Medicare?
Yes. Gateway Professional Services, PC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Gateway Professional Services, PC?
According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 3 Medicare specialties reassign their Medicare billing to Gateway Professional Services, PC. A 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 the clinician's services. The largest specialties are Nurse Practitioner (3), Family Practice (1) and Psychiatry (1). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Gateway Professional Services, PC was last updated on June 14, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Gateway Professional Services, Pc · NPI 1831785997
Adult Mental Health organization in Downers Grove, Illinois. Organization record, active in the CMS NPPES registry since December 14, 2020.
## Identity
- **NPI:** 1831785997 (Entity type: Organization)
- **Enumerated:** December 14, 2020
- **Primary specialty:** Clinic/Center - Adult Mental Health · taxonomy 261QM0850X
- **Organization subpart:** Yes (part of Gateway Professional Services, Pc)
- **Authorized official:** Joseph Zieba, MANAGER OF MANAGED CARE CONTRACTING
## Practice location
- **Address:** 3040 FINLEY RD STE 220, Downers Grove, IL 60515-5714
- **Phone:** (877) 381-6538
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 5 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (3), Family Practice (1), Psychiatry (1) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 14, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1831785997) · Data from the CMS NPPES public registry.