Ronald Harris
NPI 1649078262 · Addiction (Substance Use Disorder) Counselor · Los Alamitos, CA
Ronald Harris is a Addiction (Substance Use Disorder) Counselor provider in Los Alamitos, CA (NPI 1649078262).
Provider details
- NPI number
- 1649078262
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
1 yr 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
- 2025-03-07
- Last updated
- 2025-03-07
- Certified
- 2025-03-07
Frequently asked questions
- What is Ronald Harris's NPI number?
- Ronald Harris's National Provider Identifier (NPI) is 1649078262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Harris's specialty?
- Ronald Harris is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Ronald Harris located?
- Ronald Harris's practice location on file with NPPES is 4281 Katella Ave Ste 211, Los Alamitos, CA 90720-6500.
- What is Ronald Harris's phone number?
- The practice phone number listed in the NPPES registry for Ronald Harris is (562) 596-0050.
- Is Ronald Harris's NPI active?
- Yes — Ronald Harris's NPI (1649078262) is active in the NPPES registry as of the last update on 2025-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.