NPPES file of Aug 9, 2026

Mariel Chan, MD

Student in an Organized Health Care Education/Training Program · Elma, WA

Mariel Chan, MD is a student in an organized health care education/training program with a practice address in Elma, Washington, and NPI 1033787767, issued on Jun 17, 2021. Check the license with the Washington 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
1033787767
Name
Mariel Chan
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
600 E. Main Street, Elma, WA 98541
Phone
(360) 346-2222
Enumerated
Jun 17, 2021
Record last updated
Oct 5, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(360) 346-2157
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 600 E. Main Street

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

  1. Mary Ellen Biggerstaff, ARNPFamily Nurse Practitioner1366775652
  2. Zoe DaeeStudent in an Organized Health Care Education/Training Program1295538049
  3. Benjamin Good, M.D.Emergency Medicine Physician1730408964
  4. Bonnie McReynolds, ARNPNurse Practitioner1619930914
  5. Tammy Moore, ARNPPrimary Care Nurse Practitioner1063440964

Verify Mariel Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck 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 Washington license search

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4.2 times the Medicare Part D claims of the average student in an organized health care education/training program in 2024

771 Medicare Part D claims for 108 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Mariel Chan771
  2. Specialty average185

Most prescribed

  1. Lisinopril45 claims
  2. Atorvastatin Calcium42 claims
  3. Amlodipine Besylate34 claims
  4. Levothyroxine Sodium30 claims
  5. Losartan Potassium27 claims
  6. Omeprazole27 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.

13 student in an organized health care education/training program records list a practice address in Elma

They are 13 of the 128 NPPES records with a practice address in Elma, and 5,164 student in an organized health care education/training program records in Washington.

Other student in an organized health care education/training program records in Washington

  1. Justin Abadejos, DOSeattle, WA1629771670
  2. Carmen AbbeBurien, WA1740030998
  3. Laura AbbeySpokane, WA1407311285
  4. Gifti Abbo, MDSeattle, WA1316688989
  5. Massimo AbbruzzeseTukwila, WA1164048427
  6. Mohamed AbdelazizSeattle, WA1124796073
  7. Waseem Abdou, MDSeattle, WA1669275681
  8. Maria AbdullahiSeattle, WA1225557515
  9. Isra Abdulwadood, MDSeattle, WA1699577148
  10. Suha Abduselam, MDSeattle, WA1982407946

Common questions

What is Mariel Chan, MD's NPI number?

Mariel Chan, MD's National Provider Identifier (NPI) is 1033787767, issued on Jun 17, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Mariel Chan, MD located?

The NPPES record lists a practice address at 600 E. Main Street, Elma, WA, 98541. Phone: (360) 346-2222. Providers update this record themselves, so call before visiting.

How can I verify Mariel Chan, MD's license?

Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Mariel Chan, MD prescribe under Medicare Part D?

In 2024, Mariel Chan, MD had 771 Medicare Part D claims for 108 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.