Dianna Coffman
NPI 1639412570 · Addiction (Substance Use Disorder) Counselor · Vacaville, CA
Dianna Coffman is a Addiction (Substance Use Disorder) Counselor provider in Vacaville, CA (NPI 1639412570).
Provider details
- NPI number
- 1639412570
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- 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
13 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
- 2013-03-28
- Last updated
- 2013-03-28
Frequently asked questions
- What is Dianna Coffman's NPI number?
- Dianna Coffman's National Provider Identifier (NPI) is 1639412570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dianna Coffman's specialty?
- Dianna Coffman is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Dianna Coffman located?
- Dianna Coffman's practice location on file with NPPES is 1286 Callen St, Vacaville, CA 95688-3002.
- What is Dianna Coffman's phone number?
- The practice phone number listed in the NPPES registry for Dianna Coffman is (707) 447-8982.
- Is Dianna Coffman's NPI active?
- Yes — Dianna Coffman's NPI (1639412570) is active in the NPPES registry as of the last update on 2013-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.