John Collings
NPI 1790864817 · Addiction (Substance Use Disorder) Counselor · San Clemente, CA
John Collings is a Addiction (Substance Use Disorder) Counselor provider in San Clemente, CA (NPI 1790864817).
Provider details
- NPI number
- 1790864817
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 030763 (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
19 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
- 2006-11-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Collings's NPI number?
- John Collings's National Provider Identifier (NPI) is 1790864817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Collings's specialty?
- John Collings is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is John Collings located?
- John Collings's practice location on file with NPPES is 101 Avenida Serra, San Clemente, CA 92672-3472.
- What is John Collings's phone number?
- The practice phone number listed in the NPPES registry for John Collings is (949) 366-9210.
- Is John Collings's NPI active?
- Yes — John Collings's NPI (1790864817) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.