NPPES file of Aug 9, 2026

Renu Michelsen, DDS

Dentist · Orange, CA

Renu Michelsen, DDS is a dentist with a practice address in Orange, California, and NPI 1952451346, issued on Jan 10, 2007. Check the license (California 50261, 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
1952451346
Name
Renu Michelsen
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
50261 CA
Self-reported in NPPES; status is on the state search
Practice location
172 N Tustin St Ste 104, Orange, CA 92867
Phone
(714) 538-1178
Enumerated
Jan 10, 2007
Record last updated
Apr 29, 2024
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 Renu Michelsen 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 50261
    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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48% fewer Medicare Part D claims than the average dentist in 2024

45 Medicare Part D claims for 22 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Renu Michelsen45
  2. Specialty average86

Most prescribed

  1. Amoxicillin19 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.

Industry payments in 2024: $491.49

12 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Renu Michelsen$491.49
  2. Specialty average$540.36

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Renu Michelsen among 14,729 dentist records in California

Renu Michelsen, 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. Its NPI, issued in 2007, is newer than 18% of them.

  • NPI issued2007 · 18% of these records are older, 58% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2024 · 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).

147 dentist records list a practice address in Orange

They are 147 of the 13,245 NPPES records with a practice address in Orange, and 14,729 dentist records in California.

The 8 dentist records with the nearest ZIP codes

  1. Maria Concepcion Balagtas, DDSOrange, CA 928671689734816
  2. Gene Campana, DDSOrange, CA 928671467503854
  3. Tsongi Chai, D.D.S.Orange, CA 928671881744860
  4. Frank Denunzio, D.D.S.Orange, CA 928671336359793
  5. Gary Garoian, D.D.S.Orange, CA 928671265522577
  6. Trung Nguyen, DDSOrange, CA 928671831318054
  7. Kris RobinsonOrange, CA 928671689841504
  8. Marjan Roshangar, D.D.S.Orange, CA 928671770626012

Common questions

What is Renu Michelsen, DDS's NPI number?

Renu Michelsen, DDS's National Provider Identifier (NPI) is 1952451346, issued on Jan 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Renu Michelsen, DDS located?

The NPPES record lists a practice address at 172 N Tustin St Ste 104, Orange, CA, 92867. Phone: (714) 538-1178. Providers update this record themselves, so call before visiting.

How can I verify Renu Michelsen, DDS's license?

NPPES lists California license number 50261, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Renu Michelsen, DDS prescribe under Medicare Part D?

In 2024, Renu Michelsen, DDS had 45 Medicare Part D claims for 22 beneficiaries; the average among dentist prescribers was 86. 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.