Lorena Chang
NPI 1215371703 · Addiction (Substance Use Disorder) Counselor · Ontario, CA
Lorena Chang is a Addiction (Substance Use Disorder) Counselor provider in Ontario, CA (NPI 1215371703).
Provider details
- NPI number
- 1215371703
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- 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
13 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
- 2013-04-26
- Last updated
- 2014-10-10
Frequently asked questions
- What is Lorena Chang's NPI number?
- Lorena Chang's National Provider Identifier (NPI) is 1215371703, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lorena Chang's specialty?
- Lorena Chang is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Lorena Chang located?
- Lorena Chang's practice location on file with NPPES is 125 W F St Ste 101, Ontario, CA 91762-3201.
- What is Lorena Chang's phone number?
- The practice phone number listed in the NPPES registry for Lorena Chang is (909) 986-4550.
- Is Lorena Chang's NPI active?
- Yes — Lorena Chang's NPI (1215371703) is active in the NPPES registry as of the last update on 2014-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.