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Leanne Ostern, LVN
NPI 1245535335 · Licensed Vocational Nurse · Clearlake, CA
Leanne Ostern, LVN is a Licensed Vocational Nurse provider in Clearlake, CA (NPI 1245535335).
Provider details
- NPI number
- 1245535335
- Entity type
- Individual
- Primary specialty
- Licensed Vocational NurseNursing Service Providers
- Credential
- LVN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 200064 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(82/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
15230 Lakeshore Dr
Clearlake, CA 95422-8107
Phone: (707) 995-4500
Fax: (707) 994-2401
Street-level locationGet directions
Mailing address
Po Box 253
Lucerne, CA 95458-0253
Registry dates
- Enumerated
- 2011-01-20
- Last updated
- 2011-01-20
Frequently asked questions
- What is Leanne Ostern's NPI number?
- Leanne Ostern's National Provider Identifier (NPI) is 1245535335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leanne Ostern's specialty?
- Leanne Ostern is listed in the NPPES registry with a primary specialty of Licensed Vocational Nurse (Nursing Service Providers).
- Where is Leanne Ostern located?
- Leanne Ostern's practice location on file with NPPES is 15230 Lakeshore Dr, Clearlake, CA 95422-8107.
- What is Leanne Ostern's phone number?
- The practice phone number listed in the NPPES registry for Leanne Ostern is (707) 995-4500.
- Is Leanne Ostern's NPI active?
- Yes — Leanne Ostern's NPI (1245535335) is active in the NPPES registry as of the last update on 2011-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.