# Frederick Jacobsen Frederick Jacobsen is a sleep clinic with an address in Washington, DC, United States. ## Details - Address: 908 NEW HAMPSHIRE AVE NW STE 700, Washington, DC, 20037, United States - Phone: [202-234-1742]() - National Provider Identifier (NPI): 1235256827 - Credentials: MD - Provider type: Sleep medicine specialist - 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 Frederick Jacobsen? Frederick Jacobsen is at 908 NEW HAMPSHIRE AVE NW STE 700, Washington, DC, 20037, United States. ### How do I contact Frederick Jacobsen? To contact Frederick Jacobsen, call 202-234-1742. ### Is Frederick Jacobsen 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=1235256827), 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 Washington]() - [Home sleep apnea testing providers in Washington]() - [Sleep medicine specialists in Washington]() - [More sleep clinics in Washington]()