Jonathan Sehjin Chun, MD
Surgery Physician · Portland, OR
Jonathan Sehjin Chun, MD is a surgery physician with a practice address in Portland, Oregon, and NPI 1396777926, issued on Jul 6, 2006. Check the license (Oregon MD176699, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jonathan Sehjin Chun
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- MD176699 OR
43060 KY
D71895 MD
2008017345 MO
BC61205873 WA
and 1 more
Self-reported in NPPES; status is on the state search - Practice location
- 10000 SE Main St Ste 316, Portland, OR 97216
- Phone
- (503) 256-1575
- Enumerated
- Jul 6, 2006
- Record last updated
- Feb 13, 2025
- Fax
- (503) 253-9848
- Medicaid IDs
- 2059813 WA
500705766 OR - Medicare enrollment
- Enrolled (PECOS I20160531001281); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 524 in Oregon → Look up another NPI →
Also registered at 10000 SE Main St Ste 316
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Boskind, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1114987682
- Kelly Corrigan, RDNRegistered Dietitian1831673771
- Stephen Crook, M.D.Surgery Physician1841251832
- Elliot Dobkin, DOSurgery Physician1124423785
- Lauren Harry, MDVascular Surgery Physician1699108555
- Shawn Marshall, FNP-CFamily Nurse Practitioner1134800113
Verify Jonathan Sehjin Chun in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD176699Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average surgery physician in 2024
53 Medicare Part D claims for 19 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D.
Most prescribed
- Metronidazole11 claims
- Neomycin Sulfate11 claims
- Ondansetron 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.
The MIPS final score for 2023 (Medicare payment program): 97.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $9,012.03
26 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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.
Bills Medicare through one group practice
- Portland Adventist Medical CenterPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan Sehjin Chun among 524 surgery physician records in Oregon
Jonathan Sehjin Chun, MD is one of 524 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 7% of them.
- NPI issued2006 · 7% of these records are older, 53% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2001 · median 2005 among the 321 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Oregon
There are 524 surgery physician records in Oregon.
All 524 in Oregon → Every provider in Portland → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Stephen Crook, M.D.Portland, OR 972161841251832
- Elliot Dobkin, DOPortland, OR 972161124423785
- Donald Giles, M.D.Portland, OR 972161033170832
- Roby Hayes, M.D.Portland, OR 972161922069731
- Christopher Jackson, MDPortland, OR 972161669429700
- Milton Mackett, M.D.Portland, OR 972161063473452
- Wesley Rippey, M.D.Portland, OR 972161548221948
- Frances Ting, M.D.Portland, OR 972161649220377
Common questions
What is Jonathan Sehjin Chun, MD's NPI number?
Jonathan Sehjin Chun, MD's National Provider Identifier (NPI) is 1396777926, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Sehjin Chun, MD located?
The NPPES record lists a practice address at 10000 SE Main St Ste 316, Portland, OR, 97216. Phone: (503) 256-1575. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Sehjin Chun, MD's license?
NPPES lists Oregon license number MD176699, 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 Jonathan Sehjin Chun, MD prescribe under Medicare Part D?
In 2024, Jonathan Sehjin Chun, MD had 53 Medicare Part D claims for 19 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.
What is Jonathan Sehjin Chun, MD's MIPS final score?
The 2023 MIPS final score is 97.8 of 100. 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.