NPPES file of Aug 9, 2026

Jeffrey Dharmawan, DDS

General Practice Dentistry · Colton, CA

Jeffrey Dharmawan, DDS is a general practice dentistry with a practice address in Colton, California, and NPI 1427107382, issued on Jan 9, 2007. Check the license (California 33276, 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
1427107382
Name
Jeffrey Dharmawan
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
33276 CA
Self-reported in NPPES; status is on the state search
Practice location
190 W H St Ste 100, Colton, CA 92324
Phone
(909) 825-1155
Enumerated
Jan 9, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(909) 825-0275
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 Jeffrey Dharmawan 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 33276
    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
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54% fewer Medicare Part D claims than the average general practice dentistry in 2024

38 Medicare Part D claims for 25 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Jeffrey Dharmawan38
  2. Specialty average83

Most prescribed

  1. Amoxicillin23 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.

Jeffrey Dharmawan among 17,852 general practice dentistry records in California

Jeffrey Dharmawan, DDS 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).

General Practice Dentistry providers in California

There are 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Marc Bernardo, DMDColton, CA 923241467004762
  2. David Duggan, D.D.S., PH.D.Colton, CA 923241336303296
  3. Jonathan Gim, DDSColton, CA 923241215618863
  4. Soyoung Kim, DDSColton, CA 923241720239866
  5. Julianne Magakat, DDSColton, CA 923241588543565
  6. Vijay Mohamed, DDSColton, CA 923241750952800
  7. Devangkumar PatelColton, CA 923241962557173
  8. Shirish Patel, DMDColton, CA 923241932312139

Common questions

What is Jeffrey Dharmawan, DDS's NPI number?

Jeffrey Dharmawan, DDS's National Provider Identifier (NPI) is 1427107382, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Dharmawan, DDS located?

The NPPES record lists a practice address at 190 W H St Ste 100, Colton, CA, 92324. Phone: (909) 825-1155. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Dharmawan, DDS's license?

NPPES lists California license number 33276, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jeffrey Dharmawan, DDS prescribe under Medicare Part D?

In 2024, Jeffrey Dharmawan, DDS had 38 Medicare Part D claims for 25 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.