ALTON MENTAL HEALTH CENTER
NPI 1083620827
Psychiatric Hospital in Alton, IL
About Alton Mental Health Center NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALTON MENTAL HEALTH CENTER (NPI 1083620827) is a healthcare organization registered as a psychiatric hospital in Alton, Illinois and active in the NPI registry since August 2006. The organization lists Tonya Piephoff, Hospital Administrator, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 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)
Alton Mental Health Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
45Medicare enrollment records show 45 clinicians reassign Medicare billing to Alton Mental Health Center, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 11
Nearest to this location (20)
See all 45Source: 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 Illinois Department Of Human Services's NPI number?
The NPI number for Illinois Department Of Human Services is 1083620827. It was assigned to this organization in the NPPES registry on August 1, 2006. The provider is doing business as Alton Mental Health Center.
Where is Illinois Department Of Human Services located?
Illinois Department Of Human Services is located at 4500 College Ave, Alton, IL 62002. The listed phone number is (618) 474-3800.
What is Illinois Department Of Human Services's specialty?
The primary specialty registered for this NPI is Psychiatric Hospital with taxonomy code 283Q00000X.
Is Illinois Department Of Human Services enrolled in Medicare?
Yes. Illinois Department Of Human Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Illinois Department Of Human Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 45 clinicians in 11 Medicare specialties reassign their Medicare billing to Illinois Department Of Human Services. 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 Internal Medicine (13), Psychiatry (12) and Family Practice (5). Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Illinois Department Of Human Services was last updated on August 21, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Alton Mental Health Center · NPI 1083620827
Psychiatric Hospital organization in Alton, Illinois. Organization record, active in the CMS NPPES registry since August 1, 2006.
## Identity
- **NPI:** 1083620827 (Entity type: Organization)
- **Enumerated:** August 1, 2006
- **Primary specialty:** Psychiatric Hospital · taxonomy 283Q00000X
- **Legal business name:** Illinois Department Of Human Services
- **Organization subpart:** No
- **Authorized official:** Tonya Piephoff, HOSPITAL ADMINISTRATOR
## Practice location
- **Address:** 4500 COLLEGE AVE, Alton, IL 62002
- **Phone:** (618) 474-3800
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 45 clinicians in 11 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Internal Medicine (13), Psychiatry (12), Family Practice (5); 2 practice within 10 miles; [full list](https://npiprofile.com/npi/1083620827/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 21, 2018
- **Other identifiers:** Medicaid 000194572001 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1083620827) · Data from the CMS NPPES public registry.