Tammy Whitt, CATC
NPI 1821513417 · Addiction (Substance Use Disorder) Counselor · Napa, CA
Tammy Whitt, CATC is a Addiction (Substance Use Disorder) Counselor provider in Napa, CA (NPI 1821513417).
Provider details
- NPI number
- 1821513417
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CATC
- Sex
- Female
- Sole proprietor
- Yes
- License
- W1204221451 (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
8 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
- 2017-08-04
- Last updated
- 2018-06-16
Frequently asked questions
- What is Tammy Whitt's NPI number?
- Tammy Whitt's National Provider Identifier (NPI) is 1821513417, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Whitt's specialty?
- Tammy Whitt is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Tammy Whitt located?
- Tammy Whitt's practice location on file with NPPES is 2100 Napa Vallejo Hwy, Napa, CA 94558-6234.
- What is Tammy Whitt's phone number?
- The practice phone number listed in the NPPES registry for Tammy Whitt is (707) 253-5460.
- Is Tammy Whitt's NPI active?
- Yes — Tammy Whitt's NPI (1821513417) is active in the NPPES registry as of the last update on 2018-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.