Sydney Marie Lefay, D.O.
Psychiatry Physician · Corvallis, OR
Sydney Marie Lefay, D.O. is a psychiatry physician with a practice address in Corvallis, Oregon, and NPI 1801215249, issued on Apr 14, 2014. Check the license (Oregon 168032, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Sydney Marie Lefay
- Credential
- D.O.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 168032 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3509 NW Samaritan Dr Ste 100, Corvallis, OR 97330
- Phone
- (541) 768-5144
- Enumerated
- Apr 14, 2014
- Record last updated
- Apr 17, 2024
- Medicare enrollment
- Enrolled (PECOS I20181029001864); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 764 in Oregon → Look up another NPI →
Also registered at 3509 NW Samaritan Dr Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Duffy, D.O.Psychiatry Physician1487073235
- Margaret Heine, MDPsychiatry Physician1649549155
- Susan SpiveyPsychiatry Physician1437564283
Verify Sydney Marie Lefay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license 168032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average psychiatry physician in 2024
51 Medicare Part D claims for 15 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through 2 group practices
- Salem HealthSalem, OR
- Tuality Medical Group LLCHillsboro, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sydney Marie Lefay among 764 psychiatry physician records in Oregon
Sydney Marie Lefay, D.O. is one of 764 psychiatry physician records with a practice address in Oregon. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 76% of them.
- NPI issued2014 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated2019 · median 2009 among the 300 with a school on file
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
60 psychiatry physician records list a practice address in Corvallis
They are 60 of the 4,096 NPPES records with a practice address in Corvallis, and 764 psychiatry physician records in Oregon.
All 764 in Oregon → Every provider in Corvallis → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Kyle Bernheim, M.D.Corvallis, OR 973301316126709
- Mary Black, M.D.Corvallis, OR 973301528264207
- Allison Dark, MDCorvallis, OR 973301487856290
- Michael Delollis, MDCorvallis, OR 973301366440323
- James Douglas, M.D.Corvallis, OR 973301265525802
- Daniel Engle, M.D.Corvallis, OR 973301972544351
- Kenneth Erickson, M.D., PHDCorvallis, OR 973301639110331
- Jennifer Hamilton, M.D.Corvallis, OR 973301952347650
Common questions
What is Sydney Marie Lefay, D.O.'s NPI number?
Sydney Marie Lefay, D.O.'s National Provider Identifier (NPI) is 1801215249, issued on Apr 14, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Sydney Marie Lefay, D.O. located?
The NPPES record lists a practice address at 3509 NW Samaritan Dr Ste 100, Corvallis, OR, 97330. Phone: (541) 768-5144. Providers update this record themselves, so call before visiting.
How can I verify Sydney Marie Lefay, D.O.'s license?
NPPES lists Oregon license number 168032, 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 Sydney Marie Lefay, D.O. prescribe under Medicare Part D?
In 2024, Sydney Marie Lefay, D.O. had 51 Medicare Part D claims for 15 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.