Derek Barmby
NPI 1932647286 · Addiction (Substance Use Disorder) Counselor · San Jose, CA
Derek Barmby is a Addiction (Substance Use Disorder) Counselor provider in San Jose, CA (NPI 1932647286).
Provider details
- NPI number
- 1932647286
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- 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
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
- 2017-02-07
- Last updated
- 2017-02-07
Frequently asked questions
- What is Derek Barmby's NPI number?
- Derek Barmby's National Provider Identifier (NPI) is 1932647286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Barmby's specialty?
- Derek Barmby is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Derek Barmby located?
- Derek Barmby's practice location on file with NPPES is 90 Great Oaks Blvd, San Jose, CA 95119-1314.
- What is Derek Barmby's phone number?
- The practice phone number listed in the NPPES registry for Derek Barmby is (408) 281-0708.
- Is Derek Barmby's NPI active?
- Yes — Derek Barmby's NPI (1932647286) is active in the NPPES registry as of the last update on 2017-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.