Sadie Thornhill
NPI 1639533326 · Addiction (Substance Use Disorder) Counselor · Santa Rosa, CA
Sadie Thornhill is a Addiction (Substance Use Disorder) Counselor provider in Santa Rosa, CA (NPI 1639533326).
Provider details
- NPI number
- 1639533326
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 90146 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2016-04-08
- Last updated
- 2016-04-08
Frequently asked questions
- What is Sadie Thornhill's NPI number?
- Sadie Thornhill's National Provider Identifier (NPI) is 1639533326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sadie Thornhill's specialty?
- Sadie Thornhill is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Sadie Thornhill located?
- Sadie Thornhill's practice location on file with NPPES is 3554 Round Barn Blvd, Santa Rosa, CA 95403-0929.
- What is Sadie Thornhill's phone number?
- The practice phone number listed in the NPPES registry for Sadie Thornhill is (707) 571-2514.
- Is Sadie Thornhill's NPI active?
- Yes — Sadie Thornhill's NPI (1639533326) is active in the NPPES registry as of the last update on 2016-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.