Hyun Sik Oh, D.D.S.
General Practice Dentistry · Waukesha, WI
Hyun Sik Oh, D.D.S. is a general practice dentistry with a practice address in Waukesha, Wisconsin, and NPI 1457616385, issued on Jul 6, 2012. Check the license (Wisconsin 7187, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Hyun Sik Oh
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License numbers
- 7187 WI
019029167 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1211 Dolphin CT, Waukesha, WI 53186
- Phone
- (262) 436-3363
- Enumerated
- Jul 6, 2012
- Record last updated
- May 3, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,305 in Wisconsin → Look up another NPI →
Also registered at 1211 Dolphin CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle CiancioloOrthodontics and Dentofacial Orthopedics Dentistry1942760996
- Susan Kennedy, DMDDentist1235669417
- Alexis Schroeder, DDSDentist1215772140
- Ross Toigo, DDSDentist1467806034
Verify Hyun Sik Oh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 7187Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average general practice dentistry in 2024
29 Medicare Part D claims for 24 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin15 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.
Hyun Sik Oh among 2,305 general practice dentistry records in Wisconsin
Hyun Sik Oh, D.D.S. is one of 2,305 general practice dentistry records with a practice address in Wisconsin. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 69% of them.
- NPI issued2012 · 69% of these records are older, 30% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2018 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
45 general practice dentistry records list a practice address in Waukesha
They are 45 of the 2,814 NPPES records with a practice address in Waukesha, and 2,305 general practice dentistry records in Wisconsin.
All 2,305 in Wisconsin → Every provider in Waukesha → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Dennis Abere, DDSWaukesha, WI 531861962585281
- Joseph Fahl, D.D.S.Waukesha, WI 531861912070566
- Joseph GrayWaukesha, WI 531861992861371
- Michael Lafratta, D.D.S.Waukesha, WI 531861871612903
- James LudkeWaukesha, WI 531861316003924
- Vincent McAvoy, D.D.S.Waukesha, WI 531861588792055
- James Murphy, D.D.S.Waukesha, WI 531861669591780
- Gerald Petersen, D.D.S.Waukesha, WI 531861194922575
Common questions
What is Hyun Sik Oh, D.D.S.'s NPI number?
Hyun Sik Oh, D.D.S.'s National Provider Identifier (NPI) is 1457616385, issued on Jul 6, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Hyun Sik Oh, D.D.S. located?
The NPPES record lists a practice address at 1211 Dolphin CT, Waukesha, WI, 53186. Phone: (262) 436-3363. Providers update this record themselves, so call before visiting.
How can I verify Hyun Sik Oh, D.D.S.'s license?
NPPES lists Wisconsin license number 7187, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Hyun Sik Oh, D.D.S. prescribe under Medicare Part D?
In 2024, Hyun Sik Oh, D.D.S. had 29 Medicare Part D claims for 24 beneficiaries; the average among general practice dentistry prescribers was 83. 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.