Adena Zadourian, DO
Surgery Physician · Corvallis, OR
Adena Zadourian, DO is a surgery physician with a practice address in Corvallis, Oregon, and NPI 1093408411, issued on May 31, 2023. Check the license (Oregon PG216240, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Adena Zadourian
- Credential
- DO
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- PG216240 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3600 NW Samaritan Dr, Corvallis, OR 97330
- Phone
- (541) 768-5111
- Enumerated
- May 31, 2023
- Record last updated
- May 31, 2023
- Entity
- Type 1 · individual
Also registered at 3600 NW Samaritan Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aamir Abbas, DOAnesthesiology Physician1861818957
- Prathyush Adapa, DOPsychiatry Physician1487346946
- Adetola Adebola, MDInternal Medicine Physician1124602958
- Bikash AdhikariPsychiatry Physician1225772189
- Edosasere Amayo, MDOrthopaedic Surgery Physician1467398859
- Levana Amrock, MDAnesthesiology Physician1699160184
Verify Adena Zadourian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license PG216240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average surgery physician in 2024
69 Medicare Part D claims for 34 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 13 claims were for opioids.
Most prescribed
- Gabapentin12 claims
- Oxycodone Hcl12 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: $99.39
1 payment: food and beverage; the largest payer was Organogenesis Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
39 surgery physician records list a practice address in Corvallis
They are 39 of the 4,096 NPPES records with a practice address in Corvallis, and 524 surgery physician records in Oregon.
All 39 in Corvallis → All 524 in Oregon → Every provider in Corvallis →
Other surgery physician records in Oregon
- Pedro Abdala, MDStayton, OR1700415932
- Shaan Akhtar, M.D.Redmond, OR1790165876
- Shaghayegh Aliabadi, M.D.Portland, OR1083785562
- Julianne Allen, MDMedford, OR1467816363
- Carrie Allison, MDSalem, OR1548487184
- Steffan Anderson, M.D., PH.D.Florence, OR1336292549
- Taylor Anderson, MDPortland, OR1225614688
- John Antolik, MDOregon City, OR1417927351
- Stephen Archer, M.D.Bend, OR1699750307
- Benjamin Arndt, RNFASalem, OR1871156588
Common questions
What is Adena Zadourian, DO's NPI number?
Adena Zadourian, DO's National Provider Identifier (NPI) is 1093408411, issued on May 31, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Adena Zadourian, DO located?
The NPPES record lists a practice address at 3600 NW Samaritan Dr, Corvallis, OR, 97330. Phone: (541) 768-5111. Providers update this record themselves, so call before visiting.
How can I verify Adena Zadourian, DO's license?
NPPES lists Oregon license number PG216240, 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 Adena Zadourian, DO prescribe under Medicare Part D?
In 2024, Adena Zadourian, DO had 69 Medicare Part D claims for 34 beneficiaries; the average among surgery physician prescribers was 147. 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.