NPPES file of Aug 9, 2026

Alan Chen, DMD

General Practice Dentistry · Portland, OR

Alan Chen, DMD is a general practice dentistry with a practice address in Portland, Oregon, and NPI 1720300577, issued on Feb 22, 2010. Check the license (Oregon D9443, as entered in NPPES) with the Oregon 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
1720300577
Name
Alan Chen
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License numbers
D9443 OR
019028121 IL
Self-reported in NPPES; status is on the state search
Practice location
1314 NE Grand Ave, Portland, OR 97232
Phone
(503) 280-2977
Enumerated
Feb 22, 2010
Record last updated
Jul 20, 2011 (not updated in 15 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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Also registered at 1314 NE Grand Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Natosha BannisterDental Assistant1073026621
  2. Robert Barrett, DMDOrthodontics and Dentofacial Orthopedics Dentistry1659303493
  3. Yardena Barry, R.D.H.Dental Hygienist1962786186
  4. Ashley Bolds, RDHDental Hygienist1043570575
  5. Sharon Brown, RDHDental Hygienist1023488954
  6. Bailey BushueDental Hygienist1780930008

Verify Alan Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license D9443
    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 Oregon license search

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70% fewer Medicare Part D claims than the average general practice dentistry in 2024

25 Medicare Part D claims for 14 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. Alan Chen25
  2. Specialty average83

Most prescribed

  1. Amoxicillin14 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: $1,381.84

12 payments; by number, the most common kind was food and beverage; the largest payer was Dentsply Sirona 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. Alan Chen$1,381.84
  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.

General Practice Dentistry providers in Oregon

There are 1,888 general practice dentistry records in Oregon.

Other general practice dentistry records in Oregon

  1. Benjamin Aanderud, DMDSherwood, OR1366443574
  2. Steven Abbott, DMDVeneta, OR1417918780
  3. Ruth Abraham, DDSKeizer, OR1356449599
  4. Jesse AchatzWilsonville, OR1730661794
  5. Dennis Adair, D.M.D.Gladstone, OR1215235148
  6. Anthony Adams, D.M.DAloha, OR1295129104
  7. Brannick Adams, D.D.S.Roseburg, OR1376577700
  8. Lisa Adams, DMDBend, OR1952308017
  9. Nima AfsariMedford, OR1447669171
  10. Darioush AfsharSalem, OR1306226782

Common questions

What is Alan Chen, DMD's NPI number?

Alan Chen, DMD's National Provider Identifier (NPI) is 1720300577, issued on Feb 22, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Alan Chen, DMD located?

The NPPES record lists a practice address at 1314 NE Grand Ave, Portland, OR, 97232. Phone: (503) 280-2977. Providers update this record themselves, so call before visiting.

How can I verify Alan Chen, DMD's license?

NPPES lists Oregon license number D9443, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Alan Chen, DMD prescribe under Medicare Part D?

In 2024, Alan Chen, DMD had 25 Medicare Part D claims for 14 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.