Sarah Hollister, RN, IBCLC
NPI 1548021504 · Lactation Consultant (Registered Nurse) · Petaluma, CA
Sarah Hollister, RN, IBCLC is a Lactation Consultant (Registered Nurse) provider in Petaluma, CA (NPI 1548021504).
Provider details
- NPI number
- 1548021504
- Entity type
- Individual
- Primary specialty
- Lactation Consultant (Registered Nurse)Nursing Service Providers
- Credential
- RN, IBCLC
- Sex
- Female
- Sole proprietor
- No
- License
- 743006 (CA)
Specialties & taxonomies
Nursing Service Providers
- Doula374J00000X
Nursing Service Related Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2024-01-17
- Last updated
- 2025-06-18
- Certified
- 2025-06-18
Frequently asked questions
- What is Sarah Hollister's NPI number?
- Sarah Hollister's National Provider Identifier (NPI) is 1548021504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Hollister's specialty?
- Sarah Hollister is listed in the NPPES registry with a primary specialty of Lactation Consultant (Registered Nurse) (Nursing Service Providers).
- Where is Sarah Hollister located?
- Sarah Hollister's practice location on file with NPPES is 6695 Lincoln St, Petaluma, CA 94952-9722.
- What is Sarah Hollister's phone number?
- The practice phone number listed in the NPPES registry for Sarah Hollister is (707) 490-8654.
- Is Sarah Hollister's NPI active?
- Yes — Sarah Hollister's NPI (1548021504) is active in the NPPES registry as of the last update on 2025-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.