Nancy Lineback, RN
NPI 1891376653 · Ambulatory Care Registered Nurse · San Leandro, CA
Nancy Lineback, RN is a Ambulatory Care Registered Nurse provider in San Leandro, CA (NPI 1891376653).
Provider details
- NPI number
- 1891376653
- Entity type
- Individual
- Primary specialty
- Ambulatory Care Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 261019 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2021-04-14
- Last updated
- 2021-04-14
- Certified
- 2021-04-14
Frequently asked questions
- What is Nancy Lineback's NPI number?
- Nancy Lineback's National Provider Identifier (NPI) is 1891376653, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Lineback's specialty?
- Nancy Lineback is listed in the NPPES registry with a primary specialty of Ambulatory Care Registered Nurse (Nursing Service Providers).
- Where is Nancy Lineback located?
- Nancy Lineback's practice location on file with NPPES is 15400 Foothill Blvd Bldg C, San Leandro, CA 94578-1009.
- What is Nancy Lineback's phone number?
- The practice phone number listed in the NPPES registry for Nancy Lineback is (510) 618-3137.
- Is Nancy Lineback's NPI active?
- Yes — Nancy Lineback's NPI (1891376653) is active in the NPPES registry as of the last update on 2021-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.