Terri Diffley
NPI 1437575099 · Addiction (Substance Use Disorder) Counselor · Santa Paula, CA
Terri Diffley is a Addiction (Substance Use Disorder) Counselor provider in Santa Paula, CA (NPI 1437575099).
Provider details
- NPI number
- 1437575099
- 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
12 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
- 2014-03-06
- Last updated
- 2014-03-06
Frequently asked questions
- What is Terri Diffley's NPI number?
- Terri Diffley's National Provider Identifier (NPI) is 1437575099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terri Diffley's specialty?
- Terri Diffley is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Terri Diffley located?
- Terri Diffley's practice location on file with NPPES is 625 E Main St, Santa Paula, CA 93060-2608.
- What is Terri Diffley's phone number?
- The practice phone number listed in the NPPES registry for Terri Diffley is (805) 525-4669.
- Is Terri Diffley's NPI active?
- Yes — Terri Diffley's NPI (1437575099) is active in the NPPES registry as of the last update on 2014-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.