# Cardinal Sleep Llc Cardinal Sleep Llc is a sleep clinic with an address in Springfield, MO, United States. ## Details - Address: 2740 N MAYFAIR AVE, Springfield, MO, 65803, United States - Phone: [417-719-4267]() - National Provider Identifier (NPI): 1720463755 - 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 Cardinal Sleep Llc? Cardinal Sleep Llc is at 2740 N MAYFAIR AVE, Springfield, MO, 65803, United States. ### How do I contact Cardinal Sleep Llc? To contact Cardinal Sleep Llc, call 417-719-4267. ### Is Cardinal Sleep Llc 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=1720463755), 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 Springfield]() - [Home sleep apnea testing providers in Springfield]() - [In-lab polysomnography centers in Springfield]() - [Sleep disorder diagnostic clinics in Springfield]() - [More sleep clinics in Springfield]()