Geonwoong Park, DDS
General Practice Dentistry · Rockford, IL
Geonwoong Park, DDS is a general practice dentistry with a practice address in Rockford, Illinois, and NPI 1659109163, issued on Jul 25, 2024. Check the license (Illinois 019035398, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Geonwoong Park
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 019035398 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1200 W State St, Rockford, IL 61102
- Phone
- (815) 490-1600
- Enumerated
- Jul 25, 2024
- Record last updated
- Aug 14, 2025
- Fax
- (815) 490-1881
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 5,276 in Illinois → Look up another NPI →
Also registered at 1200 W State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Geonwoong Park in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 019035398Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average general practice dentistry in 2024
12 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Geonwoong Park among 5,276 general practice dentistry records in Illinois
Geonwoong Park, DDS is one of 5,276 general practice dentistry records with a practice address in Illinois. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 93% of them.
- NPI issued2024 · 93% of these records are older, 4% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2025 · 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
94 general practice dentistry records list a practice address in Rockford
They are 94 of the 3,893 NPPES records with a practice address in Rockford, and 5,276 general practice dentistry records in Illinois.
All 5,276 in Illinois → Every provider in Rockford → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Hemina Desai, D.M.D.Rockford, IL 611021306252549
- June Lallas, DDSRockford, IL 611021528041597
- Valeriya Predenko, DMDRockford, IL 611021619539582
- Sima Sam, DDSRockford, IL 611021982617478
- Brent Verheecke, D.D.S.Rockford, IL 611021548489354
- Patrick Woods, DDSRockford, IL 611021154304137
- Catherine Baer-Mirza, D.D.S.Rockford, IL 611031134181779
- William Grzelak, D.D.SRockford, IL 611031700952561
Common questions
What is Geonwoong Park, DDS's NPI number?
Geonwoong Park, DDS's National Provider Identifier (NPI) is 1659109163, issued on Jul 25, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Geonwoong Park, DDS located?
The NPPES record lists a practice address at 1200 W State St, Rockford, IL, 61102. Phone: (815) 490-1600. Providers update this record themselves, so call before visiting.
How can I verify Geonwoong Park, DDS's license?
NPPES lists Illinois license number 019035398, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Geonwoong Park, DDS prescribe under Medicare Part D?
In 2024, Geonwoong Park, DDS had 12 Medicare Part D claims; 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.