Darby Smith
NPI 1639002009 · Addiction (Substance Use Disorder) Counselor · Santa Ana, CA
Darby Smith is a Addiction (Substance Use Disorder) Counselor provider in Santa Ana, CA (NPI 1639002009).
Provider details
- NPI number
- 1639002009
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sole proprietor
- Yes
- License
- 25610 (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
Under 1 yr in 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
- 2026-06-05
- Last updated
- 2026-06-05
- Certified
- 2026-06-05
Frequently asked questions
- What is Darby Smith's NPI number?
- Darby Smith's National Provider Identifier (NPI) is 1639002009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darby Smith's specialty?
- Darby Smith is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Darby Smith located?
- Darby Smith's practice location on file with NPPES is 1225 W 6th St, Santa Ana, CA 92703-2101.
- What is Darby Smith's phone number?
- The practice phone number listed in the NPPES registry for Darby Smith is (714) 972-1402.
- Is Darby Smith's NPI active?
- Yes — Darby Smith's NPI (1639002009) is active in the NPPES registry as of the last update on 2026-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.