OrganizationActive
Spears Diagnostic Services, LLC
NPI 1134076169 · Clinical Medical Laboratory · Rocklin, CA
Spears Diagnostic Services, LLC is a Clinical Medical Laboratory organization in Rocklin, CA (NPI 1134076169).
Provider details
- NPI number
- 1134076169
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Sonya Spears, Owner/ Manager Member(346) 432-3144
Specialties & taxonomies
Laboratories
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
3101 Sunset Blvd Ste 2c
Rocklin, CA 95677-3089
Phone: (916) 940-5474
Fax: (279) 336-4307
Street-level locationGet directions
Mailing address
3101 Sunset Blvd Ste 2c
Rocklin, CA 95677-3089
Registry dates
- Enumerated
- 2026-03-10
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Spears Diagnostic Services, LLC's NPI number?
- Spears Diagnostic Services, LLC's National Provider Identifier (NPI) is 1134076169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Spears Diagnostic Services, LLC?
- Spears Diagnostic Services, LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Spears Diagnostic Services, LLC located?
- Spears Diagnostic Services, LLC's practice location on file with NPPES is 3101 Sunset Blvd Ste 2c, Rocklin, CA 95677-3089.
- What is Spears Diagnostic Services, LLC's phone number?
- The practice phone number listed in the NPPES registry for Spears Diagnostic Services, LLC is (916) 940-5474.
- Who is the authorized official for Spears Diagnostic Services, LLC?
- The authorized official listed on Spears Diagnostic Services, LLC's NPPES record is Sonya Spears, Owner/ Manager Member. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Spears Diagnostic Services, LLC's NPI active?
- Yes — Spears Diagnostic Services, LLC's NPI (1134076169) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.