Advanced Neurodiagnostics, LLC
NPI 1538393004 · Sleep Disorder Diagnostic Clinic/Center · Las Vegas, NV
Enrolled with Medicare as Part B Supplier - Independent Diagnostic Testing Facility (idtf) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Advanced Neurodiagnostics, LLC is a Sleep Disorder Diagnostic Clinic/Center organization in Las Vegas, NV (NPI 1538393004).
Provider details
- NPI number
- 1538393004
- Entity type
- Organization
- Primary specialty
- Sleep Disorder Diagnostic Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Karolyn Witcher, Owner(702) 373-8101
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-05-12
- Last updated
- 2016-12-21
Frequently asked questions
- What is Advanced Neurodiagnostics, LLC's NPI number?
- Advanced Neurodiagnostics, LLC's National Provider Identifier (NPI) is 1538393004, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Advanced Neurodiagnostics, LLC?
- Advanced Neurodiagnostics, LLC is classified in the NPPES registry as Sleep Disorder Diagnostic Clinic/Center (Ambulatory Health Care Facilities).
- Where is Advanced Neurodiagnostics, LLC located?
- Advanced Neurodiagnostics, LLC's practice location on file with NPPES is 601 S Rancho Dr, Las Vegas, NV 89106-4899.
- What is Advanced Neurodiagnostics, LLC's phone number?
- The practice phone number listed in the NPPES registry for Advanced Neurodiagnostics, LLC is (702) 258-3315.
- Does Advanced Neurodiagnostics, LLC accept Medicare?
- Advanced Neurodiagnostics, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Advanced Neurodiagnostics, LLC?
- The authorized official listed on Advanced Neurodiagnostics, LLC's NPPES record is Karolyn Witcher, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Advanced Neurodiagnostics, LLC's NPI active?
- Yes — Advanced Neurodiagnostics, LLC's NPI (1538393004) is active in the NPPES registry as of the last update on 2016-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.