Sun Jung Oh
Gastroenterology Physician · Baltimore, MD
Sun Jung Oh is a gastroenterology physician with a practice address in Baltimore, Maryland, and NPI 1356796890, issued on May 3, 2016. Check the license (Maryland D0094119, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Sun Jung Oh
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- D0094119 MD
Self-reported in NPPES; status is on the state search - Practice location
- 600 N Wolfe St, Baltimore, MD 21287
- Phone
- (104) 955-2635
- Enumerated
- May 3, 2016
- Entity
- Type 1 · individual
Also registered at 600 N Wolfe St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sun Jung Oh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0094119Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
67% fewer Medicare Part D claims than the average gastroenterology physician in 2024
281 Medicare Part D claims for 90 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Famotidine37 claims
- Pantoprazole Sodium22 claims
- Omeprazole20 claims
- Peg 3350-Electrolyte20 claims
- Linzess18 claims
- Pyridostigmine Bromide17 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 Medicare quality score for 2023: 74.4 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: $236.23
7 payments, mostly food and beverage; the largest payer was Abbott Laboratories. The 10,593 providers of this specialty with any payment received $4,948.62 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.
One hospital or facility affiliation
- University OF Pittsburgh PhysiciansPittsburgh, PA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Gastroenterology Physician providers in Maryland
There are 424 gastroenterology physician records in Maryland.
Other gastroenterology physician records in Maryland
- Maaza Abdi, M.D.Baltimore, MD1063625028
- Tsion Abdi, MDBaltimore, MD1881919637
- Hamza Abdulla, M.D.Easton, MD1437599529
- Thomas Abernathy, M.D.Catonsville, MD1538105697
- Ruben Acosta, M.D.Silver Spring, MD1376545962
- Abdulhosein Adham, M.D.Oxon Hill, MD1710933791
- Kasra Adham, MDOxon Hill, MD1053630285
- Nasim Adimi, PAFrederick, MD1538568365
- Vijay Adimoolam, MDBaltimore, MD1588693857
- John Affronti, M.D.Lutherville, MD1023020872
Common questions
What is Sun Jung Oh's NPI number?
Sun Jung Oh's National Provider Identifier (NPI) is 1356796890, issued on May 3, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Sun Jung Oh located?
The NPPES record lists a practice address at 600 N Wolfe St, Baltimore, MD, 21287. Phone: (104) 955-2635. Providers update this record themselves, so call before visiting.
How can I verify Sun Jung Oh's license?
NPPES lists Maryland license number D0094119, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sun Jung Oh prescribe under Medicare Part D?
In 2024, Sun Jung Oh had 281 Medicare Part D claims for 90 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.
What is Sun Jung Oh's Medicare quality score?
The 2023 MIPS final score is 74.4 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.