Michael V. Delollis, MD
Psychiatry Physician · Corvallis, OR
Michael V. Delollis, MD is a psychiatry physician with a practice address in Corvallis, Oregon, and NPI 1366440323, issued on Jul 13, 2005. Check the license (Oregon MD175003, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael V. Delollis
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- MD175003 OR
MD11748 OR
G59726 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1220 NW Kings Blvd, Corvallis, OR 97330
- Phone
- (541) 321-8552
- Enumerated
- Jul 13, 2005
- Record last updated
- May 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 500708139 OR
- Medicare enrollment
- Enrolled (PECOS I20160802003099); accepts Medicare assignment
- Medical or professional school
- University Of New Mexico School Of Medicine, 1977
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 764 in Oregon → Look up another NPI →
Also registered at 1220 NW Kings Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael V. Delollis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD175003Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average psychiatry physician in 2024
61 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Bupropion Xl15 claims
- Trazodone Hcl11 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.
Michael V. Delollis among 764 psychiatry physician records in Oregon
Michael V. Delollis, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1977 · median 2009 among the 300 with a school on file
- Record last updated2021 · 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
- 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
- David Heck, M.D.Corvallis, OR 973301891900023
Common questions
What is Michael V. Delollis, MD's NPI number?
Michael V. Delollis, MD's National Provider Identifier (NPI) is 1366440323, issued on Jul 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Michael V. Delollis, MD located?
The NPPES record lists a practice address at 1220 NW Kings Blvd, Corvallis, OR, 97330. Phone: (541) 321-8552. Providers update this record themselves, so call before visiting.
How can I verify Michael V. Delollis, MD's license?
NPPES lists Oregon license number MD175003, 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 Michael V. Delollis, MD prescribe under Medicare Part D?
In 2024, Michael V. Delollis, MD had 61 Medicare Part D claims; 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.