Donald Johnson
NPI 1548528334 · Addiction (Substance Use Disorder) Counselor · Eureka, CA
Donald Johnson is a Addiction (Substance Use Disorder) Counselor provider in Eureka, CA (NPI 1548528334).
Provider details
- NPI number
- 1548528334
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- J0505161459 (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
14 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
- 2012-04-30
- Last updated
- 2012-04-30
Frequently asked questions
- What is Donald Johnson's NPI number?
- Donald Johnson's National Provider Identifier (NPI) is 1548528334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Johnson's specialty?
- Donald Johnson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Donald Johnson located?
- Donald Johnson's practice location on file with NPPES is 720 Wood St, Eureka, CA 95501-4413.
- What is Donald Johnson's phone number?
- The practice phone number listed in the NPPES registry for Donald Johnson is (707) 268-2990.
- Is Donald Johnson's NPI active?
- Yes — Donald Johnson's NPI (1548528334) is active in the NPPES registry as of the last update on 2012-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.