# Asn, Inc. Asn, Inc. is a sleep clinic with an address in Westmont, IL, United States. ## Details - Address: 700 E OGDEN AVE SUITE 200, Westmont, IL, 60559, United States - Phone: [630-655-4803]() - National Provider Identifier (NPI): 1295751576 - Provider type: Sleep disorder diagnostic clinic - Sleep studies offered: In-lab polysomnography (CPT 95810), Home sleep apnea test (CPT 95806 / G0399) - Source of the listing data: CMS NPI Registry, retrieved 2026-10-28, public, free ## Questions ### Where is Asn, Inc.? Asn, Inc. is at 700 E OGDEN AVE SUITE 200, Westmont, IL, 60559, United States. ### How do I contact Asn, Inc.? To contact Asn, Inc., call 630-655-4803. ### Is Asn, Inc. accepting new patients? That is not in the registry data. Call the phone number on the listing and ask about availability, referral rules, wait times and insurance. ## Source From [CMS NPI Registry (National Plan and Provider Enumeration System)](https://npiregistry.cms.hhs.gov/api/?version=2.1&number=1295751576), license US government public data. CMS publishes NPPES provider data for open access under its data dissemination notice., checked 2026-10-29. Last updated October 29, 2026. ## Links - This sleep clinic on the [web page]() - [Sleep studies in Westmont]() - [Home sleep apnea testing providers in Westmont]() - [In-lab polysomnography centers in Westmont]() - [Sleep disorder diagnostic clinics in Westmont]() - [More sleep clinics in Westmont]()