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CENTERSTONE OF ILLINOIS, INC
NPI 1891151528
Clinic/Center - Mental Health (Including Community Mental Health Center) in East Alton, IL

Active since January 11, 2016
515 NIAGARA ST, EAST ALTON, IL 62024(618) 937-6483 Get Directions Write a Review

NPPES record last updated: July 14, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 17, 2021, Sep 11, 2020, Apr 17, 2020 and 1 more (4 updates tracked since 2016).

About Centerstone Of Illinois, Inc NPPES

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

CENTERSTONE OF ILLINOIS, INC (NPI 1891151528) is a healthcare organization registered as a mental health (including community mental health center) in East Alton, Illinois and active in the NPI registry since January 2016. The organization lists Stacy Phillips, Director Of Revenue Cycles, as its authorized official.

NPPES Registry Identity

NPI1891151528
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameCENTERSTONE OF ILLINOIS, INC
Location Address515 NIAGARA STEast Alton, IL 62024-1087
Mailing Address902 W Main StWest Frankfort, IL 62896-2210 · (618) 937-6483 · Fax (618) 937-1440
Phone(618) 937-6483
Organization SubpartNo
Authorized OfficialStacy PhillipsDirector Of Revenue Cycles · (618) 937-6483
Enumeration DateJanuary 11, 2016
Last NPPES UpdateJuly 14, 20254 updates tracked since enumeration
NPPES CertifiedJuly 14, 2025
✔ NPI 1891151528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
Also ListedCommunity Based Residential Treatment Facility, Mental IllnessTaxonomy 320800000X
515 NIAGARA ST, East Alton, IL 62024
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Accepted Insurance

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

Other Providers at the Same Location NPPES 4

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

ERIC ROYAL AA
Counselor
515 NIAGARA ST
EAST ALTON, IL 62024
Madison County (618) 259-0705
SHARON DIAZ
Counselor (Mental Health)
515 NIAGARA ST
EAST ALTON, IL 62024
Madison County (618) 259-0705
NAKEIA JACKOSN
Counselor
515 NIAGARA ST
EAST ALTON, IL 62024
Madison County (618) 462-2331
CALLISTA POITER
Counselor
515 NIAGARA ST
EAST ALTON, IL 62024
Madison County (618) 462-2331

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 Centerstone Of Illinois, Inc's NPI number?

The NPI number for Centerstone Of Illinois, Inc is 1891151528. It was assigned to this organization in the NPPES registry on January 11, 2016.

Where is Centerstone Of Illinois, Inc located?

Centerstone Of Illinois, Inc is located at 515 Niagara St, East Alton, IL 62024. The listed phone number is (618) 937-6483.

What is Centerstone Of Illinois, Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

What insurance does Centerstone Of Illinois, Inc accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Centerstone Of Illinois, Inc 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 Centerstone Of Illinois, Inc was last updated on July 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.