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ALTON MEMORIAL HOSPITAL
NPI 1548278476
General Acute Care Hospital in Alton, IL

Active since August 04, 2006
1 MEMORIAL DR, ALTON, IL 62002(618) 463-7311(314) 653-4153 Get Directions Write a Review

NPPES record last updated: March 22, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 22, 2021, Apr 30, 2019 (2 updates tracked since 2019).

About Alton Memorial Hospital NPPES

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

ALTON MEMORIAL HOSPITAL (NPI 1548278476) is a healthcare organization registered as a general acute care hospital in Alton, Illinois and active in the NPI registry since August 2006. The organization lists Susan C Koesterer, Vice President Finance, as its authorized official.

NPPES Registry Identity

NPI1548278476
Entity TypeOrganization
Primary Taxonomy282N00000X
Legal Business NameALTON MEMORIAL HOSPITAL
Location Address1 MEMORIAL DRAlton, IL 62002-6722
Mailing Address1 Memorial DrAlton, IL 62002-6722 · (618) 463-7311 · Fax (314) 653-4153
Phone(618) 463-7311
Fax(314) 653-4153
Organization SubpartNo
Authorized OfficialSusan C KoestererVice President Finance · (314) 653-5715
Enumeration DateAugust 4, 2006
Last NPPES UpdateMarch 22, 20212 updates tracked since enumeration
NPPES CertifiedMarch 22, 2021
✔ NPI 1548278476 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral Acute Care HospitalHospitals
Taxonomy Code282N00000X
License✔ Licensed in IL · 1706379
Definition
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
Also ListedAmbulanceTaxonomy 341600000X
1 MEMORIAL DR, Alton, IL 62002
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cox HealthPlans, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and revalidation status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alton Memorial Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateIllinoisEnrollment IDO20061025000007Part A · HospitalDue dateDecember 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Other Providers at the Same Location NPPES 20

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

DIA M MILAZZO CRNA
Nurse Anesthetist, Certified Registered
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7311
DR. JULETTA AVAGYAN M.D.
Hospitalist
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7240
RODGER HANKO M.D.
Emergency Medicine
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7311
MATTHEW E DUBAN M.D., FACEP
Emergency Medicine
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7311
MS. SYLVIA G HOORMANN CRNA
Nurse Anesthetist, Certified Registered
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7311
MS. MEREDITH ANNE PARKER MSW, LCSW
Social Worker (Clinical)
1 MEMORIAL DR, 2ND FLOOR, OLIN WING
ALTON, IL 62002
Madison County (618) 463-7523
HOME CARE PHARMACY REFILL CTR
Pharmacy (Mail Order Pharmacy)
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7833
ALTON MEMORIAL HOSPITAL
Ambulance
1 MEMORIAL DR
ALTON, IL 62002
Madison County (618) 463-7311

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 Alton Memorial Hospital's NPI number?

The NPI number for Alton Memorial Hospital is 1548278476. It was assigned to this organization in the NPPES registry on August 4, 2006.

Where is Alton Memorial Hospital located?

Alton Memorial Hospital is located at 1 Memorial Dr, Alton, IL 62002. The listed phone number is (618) 463-7311.

What is Alton Memorial Hospital's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Is Alton Memorial Hospital enrolled in Medicare?

Yes. Alton Memorial Hospital is registered in the Medicare PECOS enrollment system.

When is Alton Memorial Hospital's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Part A enrollment for this organization (Illinois, Hospital) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

What insurance does Alton Memorial Hospital accept?

Health plans from Cox HealthPlans and UnitedHealthcare list Alton Memorial Hospital 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 Alton Memorial Hospital was last updated on March 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.