Chestnut Health Systems, Inc.
NPI 1558649608 · Mental Health Clinic/Center (Including Community Mental Health Center) · Fairview Heights, IL
Chestnut Health Systems, Inc. is a Mental Health Clinic/Center (Including Community Mental Health Center) organization in Fairview Heights, IL (NPI 1558649608).
Provider details
- NPI number
- 1558649608
- Entity type
- Organization
- Primary specialty
- Mental Health Clinic/Center (Including Community Mental Health Center)Ambulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Megan Taylor, Managed Care Supervisor(888) 924-3786
Specialties & taxonomies
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
- 2011-07-22
- 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 1558649608, 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 Mental Health Clinic/Center (Including Community Mental Health Center) (Ambulatory Health Care Facilities).
- Where is Chestnut Health Systems, Inc. located?
- Chestnut Health Systems, Inc.'s practice location on file with NPPES is 5109 N Illinois St, Fairview Heights, IL 62208-3405.
- 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) 239-6245.
- 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 (1558649608) 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.