Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SOUTHERN ILLINOIS HOSPITAL SERVICES
NPI 1104049766
Preventive Medicine - Occupational Medicine in Marion, IL

Q: What is Southern Illinois Hospital Services's NPI number?

The NPI number for Southern Illinois Hospital Services is 1104049766. It was assigned to this organization in the NPPES registry on April 11, 2007. The provider is doing business as Sih Workready.

Q: What is Southern Illinois Hospital Services's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

Active since April 11, 2007

2808 OUTER DR, MARION, IL 62959(618) 993-3817 Get Directions Write a Review

NPPES record last updated: September 8, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 8, 2026, Aug 22, 2020 (2 updates tracked since 2020).

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About Southern Illinois Hospital Services NPPES

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

SOUTHERN ILLINOIS HOSPITAL SERVICES (NPI 1104049766), doing business as Sih Workready, is a healthcare organization registered as an occupational medicine in Marion, Illinois and active in the NPI registry since April 2007. The organization lists Shannon S Hartke, Corporate Director Pfs, as its authorized official.

NPPES Registry Identity

NPI1104049766

Entity TypeOrganization

Primary Taxonomy2083X0100X

Legal Business NameSOUTHERN ILLINOIS HOSPITAL SERVICES

Location Address2808 OUTER DRMarion, IL 62959-5207

Mailing Address1239 E Main StCarbondale, IL 62901-3175 · (618) 457-5200 · Fax (618) 529-0565

Phone(618) 993-3817

Organization SubpartNo

Authorized OfficialShannon S HartkeCorporate Director Pfs · (618) 457-5200

Enumeration DateApril 11, 2007

Last NPPES UpdateSeptember 8, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 8, 2026

✔ NPI 1104049766 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2083X0100X

Definition

Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.

2808 OUTER DR, Marion, IL 62959

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Other Names 1

Doing Business AsSih Workready

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 3

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

JESSIE NICOLE FOX

Nurse Practitioner

2808 OUTER DR
MARION, IL 62959

Williamson County (618) 993-3817

SERHIY MASLOVSKY PA

Physician Assistant

2808 OUTER DR
MARION, IL 62959

Williamson County (618) 993-3817

RACHEL L TERRILL PAC

Physician Assistant

2808 OUTER DR
MARION, IL 62959

Williamson County (618) 993-3817

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 Southern Illinois Hospital Services's NPI number?

The NPI number for Southern Illinois Hospital Services is 1104049766. It was assigned to this organization in the NPPES registry on April 11, 2007. The provider is doing business as Sih Workready.

Where is Southern Illinois Hospital Services located?

Southern Illinois Hospital Services is located at 2808 Outer Dr, Marion, IL 62959. The listed phone number is (618) 993-3817.

What is Southern Illinois Hospital Services's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

When was this NPI record last updated?

The NPPES record for Southern Illinois Hospital Services was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.