OrganizationActive
Chestnut Health Systems Inc
NPI 1619921665 · Mental Health Clinic/Center (Including Community Mental Health Center) · Granite City, IL
Provider details
- NPI number
- 1619921665
- 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
- License
- 04023 (IL)
Specialties & taxonomies
- Mental Health Clinic/Center (Including Community Mental Health Center)Primary261QM0801XLicense 04023 (IL)
Ambulatory Health Care Facilities
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
50 Northgate Industrial Dr
Granite City, IL 62040-6805
Phone: (618) 877-4420
Fax: (618) 877-0904
Street-level locationGet directions
Mailing address
1003 Martin Luther King Dr
Bloomington, IL 61701-1429
Registry dates
- Enumerated
- 2006-05-22
- Last updated
- 2023-03-16
- Certified
- 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.