Karen Shanahan, RADT1
NPI 1689115420 · Addiction (Substance Use Disorder) Counselor · Sacramento, CA
Karen Shanahan, RADT1 is a Addiction (Substance Use Disorder) Counselor provider in Sacramento, CA (NPI 1689115420).
Provider details
- NPI number
- 1689115420
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- RADT1
- Sex
- Female
- Sole proprietor
- No
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
9 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
- 2017-03-13
- Last updated
- 2017-03-13
Frequently asked questions
- What is Karen Shanahan's NPI number?
- Karen Shanahan's National Provider Identifier (NPI) is 1689115420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Shanahan's specialty?
- Karen Shanahan is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Karen Shanahan located?
- Karen Shanahan's practice location on file with NPPES is 310 Harris Ave, Sacramento, CA 95838-3249.
- What is Karen Shanahan's phone number?
- The practice phone number listed in the NPPES registry for Karen Shanahan is (916) 649-6793.
- Is Karen Shanahan's NPI active?
- Yes — Karen Shanahan's NPI (1689115420) is active in the NPPES registry as of the last update on 2017-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.