Douglas Harris, SUDCC
NPI 1417574542 · Addiction (Substance Use Disorder) Counselor · Downey, CA
Douglas Harris, SUDCC is a Addiction (Substance Use Disorder) Counselor provider in Downey, CA (NPI 1417574542).
Provider details
- NPI number
- 1417574542
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- SUDCC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 7734 (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
5 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
- 2020-07-06
- Last updated
- 2020-07-06
- Certified
- 2020-07-06
Frequently asked questions
- What is Douglas Harris's NPI number?
- Douglas Harris's National Provider Identifier (NPI) is 1417574542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Harris's specialty?
- Douglas Harris is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Douglas Harris located?
- Douglas Harris's practice location on file with NPPES is 11501 Dolan Ave, Downey, CA 90241-4921.
- What is Douglas Harris's phone number?
- The practice phone number listed in the NPPES registry for Douglas Harris is (562) 923-7894.
- Is Douglas Harris's NPI active?
- Yes — Douglas Harris's NPI (1417574542) is active in the NPPES registry as of the last update on 2020-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.