OrganizationActive
Sierra Sleep Diagnostics Inc.
NPI 1285124396 · Sleep Disorder Diagnostic Clinic/Center · Grass Valley, CA
Provider details
- NPI number
- 1285124396
- Entity type
- Organization
- Primary specialty
- Sleep Disorder Diagnostic Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Anthony Sunseri, President(530) 273-0360
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
140 Litton Dr Ste 230
Grass Valley, CA 95945-5080
Phone: (530) 273-0360
Fax: (530) 273-0390
Street-level locationGet directions
Mailing address
140 Litton Dr Ste 230
Grass Valley, CA 95945-5080
Registry dates
- Enumerated
- 2018-05-14
- Last updated
- 2018-05-14
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.