Chestnut Health Systems Inc
NPI 1609144815 · Substance Abuse Rehabilitation Facility · Granite City, IL
Chestnut Health Systems Inc is a Substance Abuse Rehabilitation Facility organization in Granite City, IL (NPI 1609144815).
Provider details
- NPI number
- 1609144815
- Entity type
- Organization
- Primary specialty
- Substance Abuse Rehabilitation FacilityResidential Treatment Facilities
- Organization subpart
- No
- Authorized official
- Megan Taylor, Managed Care Supervisor(888) 924-3786
Specialties & taxonomies
Residential Treatment Facilities
- Adult Mental Health Clinic/Center261QM0850X
Ambulatory Health Care Facilities
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-12-02
- Last updated
- 2023-03-16
- Certified
- 2023-03-16
Frequently asked questions
- What is Chestnut Health Systems Inc's NPI number?
- Chestnut Health Systems Inc's National Provider Identifier (NPI) is 1609144815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Chestnut Health Systems Inc?
- Chestnut Health Systems Inc is classified in the NPPES registry as Substance Abuse Rehabilitation Facility (Residential Treatment Facilities).
- Where is Chestnut Health Systems Inc located?
- Chestnut Health Systems Inc's practice location on file with NPPES is 50 Northgate Industrial Dr, Granite City, IL 62040.
- What is Chestnut Health Systems Inc's phone number?
- The practice phone number listed in the NPPES registry for Chestnut Health Systems Inc is (618) 877-4420.
- Who is the authorized official for Chestnut Health Systems Inc?
- The authorized official listed on Chestnut Health Systems Inc's NPPES record is Megan Taylor, Managed Care Supervisor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Chestnut Health Systems Inc's NPI active?
- Yes — Chestnut Health Systems Inc's NPI (1609144815) is active in the NPPES registry as of the last update on 2023-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.