Sang Yoon Oh, M.D.
Internal Medicine Physician · Centralia, WA
Sang Yoon Oh, M.D. is an internal medicine physician with a practice address in Centralia, Washington, and NPI 1538306014, issued on Jan 21, 2009. Check the license (Washington MD 60082411, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Sang Yoon Oh
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD 60082411 WA
Self-reported in NPPES; status is on the state search - Practice location
- 914 S Scheuber RD, Centralia, WA 98531
- Phone
- (360) 736-2803
- Enumerated
- Jan 21, 2009
- Record last updated
- Feb 18, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090706000497); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 914 S Scheuber RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Bixler, MDInternal Medicine Physician1508934167
- Mark Bobrovnikov, CRNACertified Registered Nurse Anesthetist1962129775
- Craig Burger, M.D.Pediatrics Physician1184801755
- Erin Carrier, PTPhysical Therapist1255594354
Verify Sang Yoon Oh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD 60082411Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average internal medicine physician in 2024
536 Medicare Part D claims for 203 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 38 claims were for opioids.
Most prescribed
- Prednisone31 claims
- Albuterol Sulfate Hfa28 claims
- Amlodipine Besylate28 claims
- Oxycodone Hcl23 claims
- Pantoprazole Sodium19 claims
- Cefdinir18 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.
Industry payments in 2024: $26.68
1 payment: food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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
- South Sound Inpatient Physicians PLLCBurien, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sang Yoon Oh among 3,079 internal medicine physician records in Washington
Sang Yoon Oh, M.D. is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 58% of them.
- NPI issued2009 · 58% of these records are older, 38% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2000 · median 2006 among the 1,852 with a school on file
- Record last updated2011 · 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 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 internal medicine physician records list a practice address in Centralia
They are 18 of the 1,049 NPPES records with a practice address in Centralia, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Centralia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Bixler, MDCentralia, WA 985311508934167
- Iftikhar Ch, M.DCentralia, WA 985311497908198
- Loren Cooper, M.D.Centralia, WA 985311649267196
- David Fick, MDCentralia, WA 985311114091782
- Nicholas Holtan, M.D.Centralia, WA 985311609187103
- Christopher Maccausland, D.O.Centralia, WA 985311134362643
- Larry Nelson, M.D.Centralia, WA 985311801814892
- Hari Pathi, M.D.Centralia, WA 985311942260427
Common questions
What is Sang Yoon Oh, M.D.'s NPI number?
Sang Yoon Oh, M.D.'s National Provider Identifier (NPI) is 1538306014, issued on Jan 21, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Sang Yoon Oh, M.D. located?
The NPPES record lists a practice address at 914 S Scheuber RD, Centralia, WA, 98531. Phone: (360) 736-2803. Providers update this record themselves, so call before visiting.
How can I verify Sang Yoon Oh, M.D.'s license?
NPPES lists Washington license number MD 60082411, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sang Yoon Oh, M.D. prescribe under Medicare Part D?
In 2024, Sang Yoon Oh, M.D. had 536 Medicare Part D claims for 203 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.