Registry data as of Aug 27, 2026

Simon Yoon, D.M.D.

General Practice Dentistry · Newtown Square, PA

Simon Yoon, D.M.D. is a general practice dentistry with a practice address in Newtown Square, Pennsylvania, and NPI 1083700595, issued on Oct 4, 2006. Check the license (Pennsylvania DS030688Y, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1083700595
Name
Simon Yoon
Credential
D.M.D.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
DS030688Y PA
Self-reported in NPPES; status is on the state search
Practice location
3400 W Chester Pike, Newtown Square, PA 19073
Phone
(610) 356-9424
Enumerated
Oct 4, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3400 W Chester Pike

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Deborah Brennan, D.M.D.General Practice Dentistry1558563940
  2. Janel WildermuthCounselor1952254377
  3. Domenico Zito, D.M.D.Periodontics1477615045

Verify Simon Yoon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license DS030688Y
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

2% fewer Medicare Part D claims than the average general practice dentistry in 2024

82 Medicare Part D claims for 33 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Simon Yoon82
  2. Specialty average84

Most prescribed

  1. Amoxicillin35 claims
  2. Chlorhexidine Gluconate23 claims
  3. Ibuprofen19 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.

19 general practice dentistry records list a Newtown Square practice address

They are 19 of the 425 NPPES records with a Newtown Square practice address, and 4,569 general practice dentistry records in Pennsylvania.

Other general practice dentistry records in Pennsylvania

  1. Dean Abbinanti, D.M.D.Pittsburgh, PA1144346792
  2. Jeannette Abboud-Niemczyk, D.M.DDrexel Hill, PA1013012061
  3. Justin Abbs, DMDWashington, PA1265000137
  4. Rania Abdel-Malak, DMDErie, PA1225558174
  5. Hazem Abdelaal, DDSBrookhaven, PA1972282903
  6. Leyla Abdulhay, D.M.DBethlehem, PA1689810210
  7. Zainab AbdulhuseinDanville, PA1851108419
  8. Shimma Abdulla, DMDPhiladelphia, PA1760618094
  9. Reem Abdulrahman, DMDNewtown Square, PA1861751620
  10. Mohammad Abdulwahab, DMDPittsburgh, PA1215196266

Common questions

What is Simon Yoon, D.M.D.'s NPI number?

Simon Yoon, D.M.D.'s National Provider Identifier (NPI) is 1083700595, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Simon Yoon, D.M.D. located?

The NPPES record lists a practice address at 3400 W Chester Pike, Newtown Square, PA, 19073. Phone: (610) 356-9424. Providers update this record themselves, so call before visiting.

How can I verify Simon Yoon, D.M.D.'s license?

NPPES lists Pennsylvania license number DS030688Y, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Simon Yoon, D.M.D. prescribe under Medicare Part D?

In 2024, Simon Yoon, D.M.D. had 82 Medicare Part D claims for 33 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.

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.