NPPES file of Aug 9, 2026

Rita T. Deragobian, DDS

Dentist · Montclair, CA

Rita T. Deragobian, DDS is a dentist with a practice address in Montclair, California, and NPI 1578742953, issued on Nov 1, 2007. Check the license (California 55480, 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
1578742953
Name
Rita T. Deragobian
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
55480 CA
Self-reported in NPPES; status is on the state search
Practice location
9509 Central Ave. Suite # D, Montclair, CA 91763
Phone
(909) 399-3330
Enumerated
Nov 1, 2007
Record last updated
Jan 8, 2020 (not updated in 6 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 Rita T. Deragobian 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 55480
    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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2.8 times the Medicare Part D claims of the average dentist in 2024

239 Medicare Part D claims for 113 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. Rita Deragobian239
  2. Specialty average86

Most prescribed

  1. Amoxicillin118 claims
  2. Ibuprofen65 claims
  3. Chlorhexidine Gluconate23 claims
  4. Clindamycin Hcl13 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.

Rita T. Deragobian among 14,729 dentist records in California

Rita T. Deragobian, 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 updated2020 · 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).

15 dentist records list a practice address in Montclair

They are 15 of the 1,301 NPPES records with a practice address in Montclair, and 14,729 dentist records in California.

The 8 dentist records with the nearest ZIP codes

  1. Dominique Ancona, DMDMontclair, CA 917631417625161
  2. Sumana Anun, DDSMontclair, CA 917631144360249
  3. Dai Bui, DDSMontclair, CA 917631679688964
  4. Jihua Cao, DDSMontclair, CA 917631528106143
  5. Emmie Ho, DMDMontclair, CA 917631568152775
  6. Ebenezer Johnson, DDS FAGDMontclair, CA 917631518002260
  7. L. Koven, D.D.S.Montclair, CA 917631932251998
  8. John Nguyen, D.D.S.Montclair, CA 917631548512205

Common questions

What is Rita T. Deragobian, DDS's NPI number?

Rita T. Deragobian, DDS's National Provider Identifier (NPI) is 1578742953, issued on Nov 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Rita T. Deragobian, DDS located?

The NPPES record lists a practice address at 9509 Central Ave. Suite # D, Montclair, CA, 91763. Phone: (909) 399-3330. Providers update this record themselves, so call before visiting.

How can I verify Rita T. Deragobian, DDS's license?

NPPES lists California license number 55480, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Rita T. Deragobian, DDS prescribe under Medicare Part D?

In 2024, Rita T. Deragobian, DDS had 239 Medicare Part D claims for 113 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.