Joanne Ostrin, RADT
NPI 1811750441 · Addiction (Substance Use Disorder) Counselor · Roseville, CA
Joanne Ostrin, RADT is a Addiction (Substance Use Disorder) Counselor provider in Roseville, CA (NPI 1811750441).
Provider details
- NPI number
- 1811750441
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- RADT
- Sex
- Female
- Sole proprietor
- Yes
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
2 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2024-02-05
- Last updated
- 2024-02-05
- Certified
- 2024-02-05
Frequently asked questions
- What is Joanne Ostrin's NPI number?
- Joanne Ostrin's National Provider Identifier (NPI) is 1811750441, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Ostrin's specialty?
- Joanne Ostrin is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Joanne Ostrin located?
- Joanne Ostrin's practice location on file with NPPES is 406 Sunrise Ave, Roseville, CA 95661-4106.
- What is Joanne Ostrin's phone number?
- The practice phone number listed in the NPPES registry for Joanne Ostrin is (916) 782-3737.
- Is Joanne Ostrin's NPI active?
- Yes — Joanne Ostrin's NPI (1811750441) is active in the NPPES registry as of the last update on 2024-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.