Judith Y. Ko, D.D.S.
General Practice Dentistry · Hemet, CA
Judith Y. Ko, D.D.S. is a general practice dentistry with a practice address in Hemet, California, and NPI 1104970896, issued on Jan 22, 2007. Check the license (California 44911, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Judith Y. Ko
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 44911 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 E Florida Ave, Hemet, CA 92544
- Phone
- (951) 658-2338
- Enumerated
- Jan 22, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (951) 658-2058
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Also registered at 1600 E Florida Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Crystal Keller, AMFTMarriage & Family Therapist1346116373
- Tiffany Penhallurick, PA-CPhysician Assistant1083952147
- Bonnie RiceCase Manager/Care Coordinator1528930625
- Syed Rizvi, M.D.Obstetrics & Gynecology Physician1295770287
Verify Judith Y. Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 44911Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average general practice dentistry in 2024
32 Medicare Part D claims for 28 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Judith Y. Ko among 17,852 general practice dentistry records in California
Judith Y. Ko, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 29% of them.
- NPI issued2007 · 29% of these records are older, 40% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
34 general practice dentistry records list a practice address in Hemet
They are 34 of the 1,678 NPPES records with a practice address in Hemet, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Hemet → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Mario Castellanos, DDSHemet, CA 925441164402756
- Edgar Hernandez CamposHemet, CA 925441093647570
- Mahmoud Ahmad, DDSHemet, CA 925451316911662
- Leonce Arceneaux, DDSHemet, CA 925431336249424
- Ronald Duffin, DDSHemet, CA 925431033254230
- Ariel Fernandez, DDSHemet, CA 925431013111780
- Nataly Figueroa ValadezHemet, CA 925451407660194
- Rajiv Garg, D.D.S.Hemet, CA 925431053575183
Common questions
What is Judith Y. Ko, D.D.S.'s NPI number?
Judith Y. Ko, D.D.S.'s National Provider Identifier (NPI) is 1104970896, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Judith Y. Ko, D.D.S. located?
The NPPES record lists a practice address at 1600 E Florida Ave, Hemet, CA, 92544. Phone: (951) 658-2338. Providers update this record themselves, so call before visiting.
How can I verify Judith Y. Ko, D.D.S.'s license?
NPPES lists California license number 44911, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Judith Y. Ko, D.D.S. prescribe under Medicare Part D?
In 2024, Judith Y. Ko, D.D.S. had 32 Medicare Part D claims for 28 beneficiaries; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.