Steven Ryan Demeester, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Portland, OR
Steven Ryan Demeester, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Portland, Oregon, and NPI 1609807973, issued on Jul 5, 2006. Check the license (Oregon MD174787, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Steven Ryan Demeester
- Credential
- MD
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License numbers
- MD174787 OR
G82268 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4805 NE Glisan St, Portland, OR 97213
- Phone
- (503) 281-0561
- Enumerated
- Jul 5, 2006
- Record last updated
- Nov 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (503) 416-7377
- Medicaid IDs
- 2049670 WA
00G822680 CA
500696092 OR - Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 67 in Oregon → Look up another NPI →
Also registered at 4805 NE Glisan St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bethany Adams, DNP, AGACNPGerontology Nurse Practitioner1053955047
- Elie Adwani, MDStudent in an Organized Health Care Education/Training Program1952262453
- Rehan Ahmad, MDColon & Rectal Surgery Physician1750457990
- Stephanie Ahmed, MDObstetrics & Gynecology Physician1447269170
- Shaghayegh Aliabadi, M.D.Surgery Physician1083785562
- Anna Apostolou-Keith, RD, LDNRegistered Dietitian1639838790
Verify Steven Ryan Demeester in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD174787Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024
30 Medicare Part D claims for 16 beneficiaries, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D.
Most prescribed
- Omeprazole14 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $376.80
8 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 4,047 providers of this specialty with any payment received $7,828.84 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.
Steven Ryan Demeester among 67 thoracic surgery (cardiothoracic vascular surgery) physician records in Oregon
Steven Ryan Demeester, MD is one of 67 thoracic surgery (cardiothoracic vascular surgery) 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. Its NPI, issued in 2006, is newer than 18% of them.
- NPI issued2006 · 18% of these records are older, 48% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Oregon
There are 67 thoracic surgery (cardiothoracic vascular surgery) physician records in Oregon.
All 67 in Oregon → Every provider in Portland → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- David Chen, M.D.Portland, OR 972131679867832
- Emery Douville, MDPortland, OR 972131306848098
- John Handy, MDPortland, OR 972131932191467
- Heather Merry, MDPortland, OR 972131538278700
- Areo Saffarzadeh, M.D.Portland, OR 972131386025401
- Jeffrey Boskind, M.D.Portland, OR 972161114987682
- Robert Dubose, MDPortland, OR 972101578610374
- Kai Engstad, M.D.Portland, OR 972101174793830
Common questions
What is Steven Ryan Demeester, MD's NPI number?
Steven Ryan Demeester, MD's National Provider Identifier (NPI) is 1609807973, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Steven Ryan Demeester, MD located?
The NPPES record lists a practice address at 4805 NE Glisan St, Portland, OR, 97213. Phone: (503) 281-0561. Providers update this record themselves, so call before visiting.
How can I verify Steven Ryan Demeester, MD's license?
NPPES lists Oregon license number MD174787, 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 Steven Ryan Demeester, MD prescribe under Medicare Part D?
In 2024, Steven Ryan Demeester, MD had 30 Medicare Part D claims for 16 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. Part D covers Medicare prescriptions only.
What is Steven Ryan Demeester, MD's MIPS final score?
The 2023 MIPS final score is 93.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.