Mark Leo McKinstry, MD
Internal Medicine Physician · Tualatin, OR
Mark Leo McKinstry, MD is an internal medicine physician with a practice address in Tualatin, Oregon, and NPI 1073582383, issued on Mar 17, 2006. Check the license (Oregon 16271, as entered in NPPES) on the Oregon Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark Leo McKinstry
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 16271 OR
Self-reported in NPPES; status is on the state search - Practice location
- 19875 SW 65TH Ave, Tualatin, OR 97062
- Phone
- (503) 692-7785
- Enumerated
- Mar 17, 2006
- Record last updated
- Feb 25, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (503) 885-1663
- Medicaid ID
- 028063 OR
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 19875 SW 65TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Chong Chang, M.D.Gynecology Physician1639201635
- Brent Evetts, M.D.Surgery Physician1538291547
Verify Mark Leo McKinstry in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license 16271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mark Leo McKinstry among 2,116 internal medicine physician records in Oregon
Mark Leo McKinstry, MD is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileNo · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2011 · 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 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 internal medicine physician records list a practice address in Tualatin
They are 44 of the 863 NPPES records with a practice address in Tualatin, and 2,116 internal medicine physician records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,116 in Oregon → Every provider in Tualatin → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Tammi Boston, MDTualatin, OR 970621033184593
- Jaymee Delaney, MDTualatin, OR 970621003864687
- John Forsythe, MDTualatin, OR 970621134188386
- Jeffrey Fullman, MDTualatin, OR 970621932178951
- Gwen Grewe, M.D.Tualatin, OR 970621326014234
- Tana Haynes, M.D.Tualatin, OR 970621639160369
- Suzanne Migchelbrink, MDTualatin, OR 970621174592190
- David Nazemi, MDTualatin, OR 970621457329286
Common questions
What is Mark Leo McKinstry, MD's NPI number?
Mark Leo McKinstry, MD's National Provider Identifier (NPI) is 1073582383, issued on Mar 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Leo McKinstry, MD located?
The NPPES record lists a practice address at 19875 SW 65TH Ave, Tualatin, OR, 97062. Phone: (503) 692-7785. Providers update this record themselves, so call before visiting.
How can I verify Mark Leo McKinstry, MD's license?
NPPES lists Oregon license number 16271, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.