NPPES file of Aug 9, 2026

Alireza Assadian, M.S., D.D.S

General Practice Dentistry · Oceanside, CA

Alireza Assadian, M.S., D.D.S is a general practice dentistry with a practice address in Oceanside, California, and NPI 1033218870, issued on Sep 21, 2006. Check the license (California 45088, 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
1033218870
Name
Alireza Assadian
Credential
M.S., D.D.S
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
45088 CA
Self-reported in NPPES; status is on the state search
Practice location
3529 Cannon RD Ste 2G, Oceanside, CA 92056
Phone
(760) 945-7000
Enumerated
Sep 21, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(760) 945-7300
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 Alireza Assadian 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 45088
    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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5% fewer Medicare Part D claims than the average general practice dentistry in 2024

79 Medicare Part D claims for 35 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. Alireza Assadian79
  2. Specialty average83

Most prescribed

  1. Amoxicillin31 claims
  2. Ibuprofen23 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: $1,265.38

5 payments; by number, the most common kind was food and beverage; the largest payer was Patterson Companies, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alireza Assadian$1,265.38
  2. Specialty average$597.01

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

Alireza Assadian among 17,852 general practice dentistry records in California

Alireza Assadian, M.S., 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 71% 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).

53 general practice dentistry records list a practice address in Oceanside

They are 53 of the 3,438 NPPES records with a practice address in Oceanside, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Elvira Arranz, D.M.DOceanside, CA 920561649350018
  2. Stuart Chang, D.D.S.Oceanside, CA 920561205930658
  3. Connie Chen, D.D.S.Oceanside, CA 920561174677819
  4. Paul Dart, DDSOceanside, CA 920561679718837
  5. Christopher Herman, DDSOceanside, CA 920561730222597
  6. Victoria Le, DDSOceanside, CA 920561245545607
  7. Vanessa Lee, DDSOceanside, CA 920561942300595
  8. Thomas Maddocks, DDSOceanside, CA 920561801007539

Common questions

What is Alireza Assadian, M.S., D.D.S's NPI number?

Alireza Assadian, M.S., D.D.S's National Provider Identifier (NPI) is 1033218870, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alireza Assadian, M.S., D.D.S located?

The NPPES record lists a practice address at 3529 Cannon RD Ste 2G, Oceanside, CA, 92056. Phone: (760) 945-7000. Providers update this record themselves, so call before visiting.

How can I verify Alireza Assadian, M.S., D.D.S's license?

NPPES lists California license number 45088, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Alireza Assadian, M.S., D.D.S prescribe under Medicare Part D?

In 2024, Alireza Assadian, M.S., D.D.S had 79 Medicare Part D claims for 35 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.