Jina Youn
NPI 1528844123 · Dentist · Ontario, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jina Youn is a Dentist provider in Ontario, CA (NPI 1528844123).
Provider details
- NPI number
- 1528844123
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 109312 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2023-09-07
- Last updated
- 2023-09-07
- Certified
- 2023-09-05
Frequently asked questions
- What is Jina Youn's NPI number?
- Jina Youn's National Provider Identifier (NPI) is 1528844123, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jina Youn's specialty?
- Jina Youn is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Jina Youn located?
- Jina Youn's practice location on file with NPPES is 4190 E 4th St Ste C, Ontario, CA 91764-5263.
- What is Jina Youn's phone number?
- The practice phone number listed in the NPPES registry for Jina Youn is (909) 532-8518.
- Does Jina Youn accept Medicare?
- Jina Youn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jina Youn's NPI active?
- Yes — Jina Youn's NPI (1528844123) is active in the NPPES registry as of the last update on 2023-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.