NPPES file of Aug 9, 2026

Ellen H. Chen, M.D.

Interventional Cardiology Physician · Coos Bay, OR

Ellen H. Chen, M.D. is an interventional cardiology physician with a practice address in Coos Bay, Oregon, and NPI 1083654313, issued on Jun 7, 2006. Check the license (Oregon MD186722, as entered in NPPES) on the Oregon Medical Board; 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
1083654313
Name
Ellen H. Chen
Credential
M.D.
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License numbers
MD186722 OR
MED-PHYS-LIC-45806 MT
MC-0231 ID
01077302A IN
MD00047746 WA
Self-reported in NPPES; status is on the state search
Practice location
1775 Thompson RD, Coos Bay, OR 97420
Phone
(541) 269-8111
Enumerated
Jun 7, 2006
Record last updated
Mar 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid IDs
201379160 IN
8478695 WA
Medicare enrollment
Enrolled (PECOS I20180815001585); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1992
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1775 Thompson RD

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

  1. Angelica Allen, MDInternal Medicine Physician1851972483
  2. Regina Ardiana, FNPCFamily Nurse Practitioner1043359094
  3. William Aurich, DOEmergency Medicine Physician1427184779
  4. Charles Axelton, R.PH.Pharmacist1760476972
  5. Martha Biersner, RD LD MSRegistered Dietitian1871684480
  6. Thomas Blodgett, PHARMDPharmacotherapy Pharmacist1952406803

Verify Ellen H. Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD186722
    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
Open the Oregon license search

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99% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

32 Medicare Part D claims for 17 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D.

  1. Ellen Chen32
  2. Specialty average3,179

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: $2.96

1 payment: food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ellen Chen$2.96
  2. Specialty average$7,062.29

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

Bills Medicare through one group practice

  1. Bay Area Hospital DistrictCoos Bay, OR

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Interventional Cardiology Physician providers in Oregon

There are 69 interventional cardiology physician records in Oregon.

Other interventional cardiology physician records in Oregon

  1. Amged Abdelaziz, MDPortland, OR1972703536
  2. Norman Aiad, MDSalem, OR1154818250
  3. Sudeshna Banerjee, MDSpringfield, OR1093926081
  4. Peter Banitt, M.D.Beaverton, OR1831194737
  5. Nicholas BussBend, OR1346414752
  6. Christopher Cannon, MDMedford, OR1487650586
  7. Todd Caulfield, MDPortland, OR1710921085
  8. Richard Chiang, M.D.Coos Bay, OR1649358409
  9. Alyssa Corley, MDMedford, OR1962931204
  10. Kent Dauterman, MDMedford, OR1255329728

Common questions

What is Ellen H. Chen, M.D.'s NPI number?

Ellen H. Chen, M.D.'s National Provider Identifier (NPI) is 1083654313, issued on Jun 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ellen H. Chen, M.D. located?

The NPPES record lists a practice address at 1775 Thompson RD, Coos Bay, OR, 97420. Phone: (541) 269-8111. Providers update this record themselves, so call before visiting.

How can I verify Ellen H. Chen, M.D.'s license?

NPPES lists Oregon license number MD186722, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ellen H. Chen, M.D. prescribe under Medicare Part D?

In 2024, Ellen H. Chen, M.D. had 32 Medicare Part D claims for 17 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. 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.