James Sun Demeester, M.D.
Anesthesiology Physician · Portland, OR
James Sun Demeester, M.D. is an anesthesiology physician with a practice address in Portland, Oregon, and NPI 1245346717, issued on Aug 21, 2006. Check the license (Oregon MD190597, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- James Sun Demeester
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- MD190597 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3181 SW Sam Jackson Park RD, Portland, OR 97239
- Phone
- (503) 494-7641
- Enumerated
- Aug 21, 2006
- Record last updated
- Apr 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (503) 494-8368
- Medicare enrollment
- Enrolled (PECOS I20200120000412); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 969 in Oregon → Look up another NPI →
Also registered at 3181 SW Sam Jackson Park RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alex AamodtCritical Care Medicine Registered Nurse1154257590
- Jefferson Abaricia, MD, PHDStudent in an Organized Health Care Education/Training Program1073215711
- Kenneth Abbey, MDAnesthesiology Physician1588779342
- Matthew Abbott, PA-CMedical Physician Assistant1154738003
- Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
- Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430
Verify James Sun Demeester in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD190597Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Bend Anesthesiology Group, PCBend, OR
- Salem HealthSalem, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Sun Demeester among 969 anesthesiology physician records in Oregon
James Sun Demeester, M.D. is one of 969 anesthesiology physician records with a practice address in Oregon. 68% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 52% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2002 · median 2009 among the 627 with a school on file
- Record last updated2021 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
578 anesthesiology physician records list a practice address in Portland
They are 578 of the 42,088 NPPES records with a practice address in Portland, and 969 anesthesiology physician records in Oregon.
All 969 in Oregon → Every provider in Portland → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Patrick Bakke, M.D.Portland, OR 972391154366656
- Norman Cohen, MDPortland, OR 972391093780769
- Adam Collins, MDPortland, OR 972391043278344
- Ryan Crowley, MDPortland, OR 972391477592434
- Izumi Harukuni, M.D.Portland, OR 972391699724120
- Scott Hein, M.D.Portland, OR 972391477593424
- Gerald Holguin, M.D.Portland, OR 972391932176245
- Matthias Merkel, M.D.Portland, OR 972391568407021
Common questions
What is James Sun Demeester, M.D.'s NPI number?
James Sun Demeester, M.D.'s National Provider Identifier (NPI) is 1245346717, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Sun Demeester, M.D. located?
The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 494-7641. Providers update this record themselves, so call before visiting.
How can I verify James Sun Demeester, M.D.'s license?
NPPES lists Oregon license number MD190597, 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. 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.