Preferred Sleep Diagnostics
About this NPIWhat this record shows.
NPI 1104369503 is registered to Preferred Sleep Diagnostics, a healthcare organisation classified as "Sleep Disorder Diagnostic Clinic/Center" and located at 100 Laguna Rd, Ste 205 in Fullerton, California. The organisation's authorised official is Nathaniel Gumm. The organisation has been enumerated in the NPI registry since 2016.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Preferred Sleep Diagnostics accepts. To confirm in-network status with your specific health plan, contact Preferred Sleep Diagnostics directly at (714) 525-6500.
Frequently asked
Yes. NPI 1104369503 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Sleep Disorder Diagnostic Clinic/Center is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (714) 525-6500.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Preferred Sleep Diagnostics is a Type-2 organisational NPI.