OrganizationActive
Dr John S Yun, D.M.D.
NPI 1619034535 · Periodontics · Diamond Bar, CA
Dr John S Yun, D.M.D. is a Periodontics organization in Diamond Bar, CA (NPI 1619034535).
Provider details
- NPI number
- 1619034535
- Entity type
- Organization
- Primary specialty
- PeriodonticsDental Providers
- Organization subpart
- No
- Authorized official
- John Yun, Owner(909) 861-7277
- License
- 37962 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(90/100 index)
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
750 N Diamond Bar Blvd
Suite 112
Diamond Bar, CA 91765-1023
Phone: (909) 861-7277
Street-level locationGet directions
Mailing address
750 N Diamond Bar Blvd
Diamond Bar, CA 91765-1023
Registry dates
- Enumerated
- 2007-01-02
- Last updated
- 2020-08-22
Frequently asked questions
- What is Dr John S Yun, D.M.D.'s NPI number?
- Dr John S Yun, D.M.D.'s National Provider Identifier (NPI) is 1619034535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr John S Yun, D.M.D.?
- Dr John S Yun, D.M.D. is classified in the NPPES registry as Periodontics (Dental Providers).
- Where is Dr John S Yun, D.M.D. located?
- Dr John S Yun, D.M.D.'s practice location on file with NPPES is 750 N Diamond Bar Blvd, Diamond Bar, CA 91765-1023.
- What is Dr John S Yun, D.M.D.'s phone number?
- The practice phone number listed in the NPPES registry for Dr John S Yun, D.M.D. is (909) 861-7277.
- Who is the authorized official for Dr John S Yun, D.M.D.?
- The authorized official listed on Dr John S Yun, D.M.D.'s NPPES record is John Yun, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr John S Yun, D.M.D.'s NPI active?
- Yes — Dr John S Yun, D.M.D.'s NPI (1619034535) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.