Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Southern Illinois Sleep Institute

Organization Sleep Disorder Diagnostic Clinic/Center · NPI 1811954944

Southern Illinois Sleep Institute provides Sleep Disorder Diagnostic Clinic/Center services in Marion, Illinois. Registered with an NPI since 2006.

In the registry since
2006

Practice location Address checks out

105 Airway Dr
Marion, IL 62959-5872 Not confirmed with CMS for 18 years — call before visiting
Phone: (618) 997-5500
Fax: (618) 997-5501
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sleep Disorder Diagnostic Clinic/Center (primary) Taxonomy 261QS1200X

Record details

NPI number1811954944
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Anita Hopkin — Billing Manager · (314) 645-5855
NPI enumeratedMay 1, 2006
Last updated in NPPESJanuary 18, 2008
Mailing addressPo Box 797090, Saint Louis, MO 63179-7000

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