Joy Jia I Chung, M.S.
NPI 1942340989 · Mental Health Counselor · Glendora, CA
Joy Jia I Chung, M.S. is a Mental Health Counselor provider in Glendora, CA (NPI 1942340989).
Provider details
- NPI number
- 1942340989
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.S.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Marriage & Family Therapist106H00000X
Behavioral Health & Social Service Providers
Respiratory, Developmental, Rehabilitative and Restorative 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
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
- 2007-02-07
- Last updated
- 2011-02-03
Frequently asked questions
- What is Joy Jia I Chung's NPI number?
- Joy Jia I Chung's National Provider Identifier (NPI) is 1942340989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joy Jia I Chung's specialty?
- Joy Jia I Chung is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Joy Jia I Chung located?
- Joy Jia I Chung's practice location on file with NPPES is 1160 S Grand Ave, Glendora, CA 91740-5000.
- What is Joy Jia I Chung's phone number?
- The practice phone number listed in the NPPES registry for Joy Jia I Chung is (626) 335-5980.
- Is Joy Jia I Chung's NPI active?
- Yes — Joy Jia I Chung's NPI (1942340989) is active in the NPPES registry as of the last update on 2011-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.