Anne Sadler, FNP-BC
NPI 1770893190 · Family Nurse Practitioner · Guerneville, CA
Anne Sadler, FNP-BC is a Family Nurse Practitioner provider in Guerneville, CA (NPI 1770893190).
Provider details
- NPI number
- 1770893190
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 459431 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
15 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-10-19
- Last updated
- 2010-10-19
Frequently asked questions
- What is Anne Sadler's NPI number?
- Anne Sadler's National Provider Identifier (NPI) is 1770893190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne Sadler's specialty?
- Anne Sadler is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Anne Sadler located?
- Anne Sadler's practice location on file with NPPES is 14939 Melody Ave, Guerneville, CA 95446-9762.
- What is Anne Sadler's phone number?
- The practice phone number listed in the NPPES registry for Anne Sadler is (510) 589-1836.
- Is Anne Sadler's NPI active?
- Yes — Anne Sadler's NPI (1770893190) is active in the NPPES registry as of the last update on 2010-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.