NPPES file of Aug 9, 2026

Jacquelyn C. Grillo, D.D.S.

General Practice Dentistry · Claremont, CA

Jacquelyn C. Grillo, D.D.S. is a general practice dentistry with a practice address in Claremont, California, and NPI 1417000555, issued on Jan 20, 2007. Check the license (California 48605, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417000555
Name
Jacquelyn C. Grillo
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
48605 CA
Self-reported in NPPES; status is on the state search
Practice location
1258 Harvard Ave, Claremont, CA 91711
Phone
(909) 624-1919
Enumerated
Jan 20, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Jacquelyn C. Grillo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 48605
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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18% fewer Medicare Part D claims than the average general practice dentistry in 2024

68 Medicare Part D claims for 55 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Jacquelyn Grillo68
  2. Specialty average83

Most prescribed

  1. Amoxicillin56 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.

Jacquelyn C. Grillo among 17,852 general practice dentistry records in California

Jacquelyn C. Grillo, 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).

25 general practice dentistry records list a practice address in Claremont

They are 25 of the 800 NPPES records with a practice address in Claremont, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Ghassan Antaki, DDSClaremont, CA 917111144302001
  2. David Bellows, D.D.S.Claremont, CA 917111346320728
  3. Gregrey Bodhaine, D.D.SClaremont, CA 917111134228521
  4. Peter Igler, DDSClaremont, CA 917111861493710
  5. Robert James, D.D.S.Claremont, CA 917111871598375
  6. German Jaquez, DDSClaremont, CA 917111134261126
  7. Thomas Kono-Flores, D.D.S.Claremont, CA 917111164649810
  8. Paul Olivera, D.D.S.Claremont, CA 917111972654812

Common questions

What is Jacquelyn C. Grillo, D.D.S.'s NPI number?

Jacquelyn C. Grillo, D.D.S.'s National Provider Identifier (NPI) is 1417000555, issued on Jan 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jacquelyn C. Grillo, D.D.S. located?

The NPPES record lists a practice address at 1258 Harvard Ave, Claremont, CA, 91711. Phone: (909) 624-1919. Providers update this record themselves, so call before visiting.

How can I verify Jacquelyn C. Grillo, D.D.S.'s license?

NPPES lists California license number 48605, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jacquelyn C. Grillo, D.D.S. prescribe under Medicare Part D?

In 2024, Jacquelyn C. Grillo, D.D.S. had 68 Medicare Part D claims for 55 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.