NPPES file of Aug 9, 2026

Oana Marcu, DO

Family Medicine Physician · Everett, WA

Oana Marcu, DO is a family medicine physician with a practice address in Everett, Washington, and NPI 1972558005, issued on May 24, 2006. Check the license (Washington OP00002023, as entered in NPPES) on the Washington Medical Commission; 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
1972558005
Name
Oana Marcu
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
OP00002023 WA
Self-reported in NPPES; status is on the state search
Practice location
1818 121St St SE, Everett, WA 98208
Phone
(425) 357-3304
Enumerated
May 24, 2006
Record last updated
Dec 13, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(425) 357-3317
Medicaid ID
G8869585 WA
Medicare enrollment
Enrolled (PECOS I20060615000028); may accept Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 1999
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 1818 121St St SE

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

  1. Alana BeckNurse Practitioner1073124491
  2. Austin BuckFamily Medicine Physician1447652177
  3. Pollyanna Burton, MSN, APRN, FNP-BCFamily Nurse Practitioner1174991327
  4. Alan CarterFamily Medicine Physician1083682603
  5. Susan CarterFamily Medicine Physician1649248261
  6. Michael Castro, RTDiagnostic Radiology Physician1104440312

Verify Oana Marcu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP00002023
    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 Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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23% more Medicare Part D claims than the average family medicine physician in 2024

4,347 Medicare Part D claims for 313 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 136 claims were for opioids.

  1. Oana Marcu4,347
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium226 claims
  2. Rosuvastatin Calcium181 claims
  3. Atorvastatin Calcium180 claims
  4. Metoprolol Succinate148 claims
  5. Losartan Potassium143 claims
  6. Lisinopril141 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.

Oana Marcu among 5,534 family medicine physician records in Washington

Oana Marcu, DO is one of 5,534 family medicine physician records with a practice address in Washington. 73% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1999 · median 2009 among the 3,294 with a school on file
  • Record last updated2012 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

195 family medicine physician records list a practice address in Everett

They are 195 of the 7,246 NPPES records with a practice address in Everett, and 5,534 family medicine physician records in Washington.

The 8 family medicine physician records with the nearest ZIP codes

  1. Clinton Anderson, MDEverett, WA 982081134106867
  2. James Bass, M. D.Everett, WA 982081518963404
  3. Susan CarterEverett, WA 982081649248261
  4. Alan CarterEverett, WA 982081083682603
  5. Thomas Clarkson, M.D.Everett, WA 982081265454847
  6. Donald Ebersole, MDEverett, WA 982081932179587
  7. Randall Gould, M.D.Everett, WA 982081780602714
  8. Arnold Heng, DOEverett, WA 982081023086659

Common questions

What is Oana Marcu, DO's NPI number?

Oana Marcu, DO's National Provider Identifier (NPI) is 1972558005, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Oana Marcu, DO located?

The NPPES record lists a practice address at 1818 121St St SE, Everett, WA, 98208. Phone: (425) 357-3304. Providers update this record themselves, so call before visiting.

How can I verify Oana Marcu, DO's license?

NPPES lists Washington license number OP00002023, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Oana Marcu, DO prescribe under Medicare Part D?

In 2024, Oana Marcu, DO had 4,347 Medicare Part D claims for 313 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.