John Joseph Oneill, DDS
Dentist · Chula Vista, CA
John Joseph Oneill, DDS is a dentist with a practice address in Chula Vista, California, and NPI 1659584217, issued on May 8, 2007. Check the license (California 24322, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Joseph Oneill
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 24322 CA
Self-reported in NPPES; status is on the state search - Practice location
- 345 F St, Chula Vista, CA 91910
- Phone
- (619) 420-4523
- Enumerated
- May 8, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (619) 420-1623
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 345 F St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dwight Frerichs, DMD, MSOrthodontics and Dentofacial Orthopedics Dentistry1245308519
- Kim Carolyn Huynh, NPNurse Practitioner1700232592
Verify John Joseph Oneill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 24322Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Joseph Oneill among 14,729 dentist records in California
John Joseph Oneill, DDS is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 18% of them.
- NPI issued2007 · 18% of these records are older, 58% newer
- In a Medicare fileNo · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
79 dentist records list a practice address in Chula Vista
They are 79 of the 5,329 NPPES records with a practice address in Chula Vista, and 14,729 dentist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 14,729 in California → Every provider in Chula Vista → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Victor Carrillo, DDSChula Vista, CA 919101104973478
- Delilah Genido, D.M.D.Chula Vista, CA 919101700915543
- Jennifer Herron, DDSChula Vista, CA 919101205962735
- Jim Kanugi, DDSChula Vista, CA 919101629280805
- Cindy LyChula Vista, CA 919101972608370
- Hai Nguyen, DDSChula Vista, CA 919101174678197
- D. Pham, D.D.S.Chula Vista, CA 919101770584963
- Mikan Sljivar, DDSChula Vista, CA 919101801952080
Common questions
What is John Joseph Oneill, DDS's NPI number?
John Joseph Oneill, DDS's National Provider Identifier (NPI) is 1659584217, issued on May 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John Joseph Oneill, DDS located?
The NPPES record lists a practice address at 345 F St, Chula Vista, CA, 91910. Phone: (619) 420-4523. Providers update this record themselves, so call before visiting.
How can I verify John Joseph Oneill, DDS's license?
NPPES lists California license number 24322, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.