Gregson Charl Dewet, D.D.S.
Dentist · Neenah, WI
Gregson Charl Dewet, D.D.S. is a dentist with a practice address in Neenah, Wisconsin, and NPI 1033225115, issued on Aug 22, 2006. Check the license (Wisconsin 3482015, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregson Charl Dewet
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 3482015 WI
Self-reported in NPPES; status is on the state search - Practice location
- 219 W Cecil St, Neenah, WI 54956
- Phone
- (920) 722-4891
- Enumerated
- Aug 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,750 in Wisconsin → Look up another NPI →
Verify Gregson Charl Dewet in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 3482015Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average dentist in 2024
20 Medicare Part D claims for 17 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
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.
Gregson Charl Dewet among 1,750 dentist records in Wisconsin
Gregson Charl Dewet, D.D.S. is one of 1,750 dentist records with a practice address in Wisconsin. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 78% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 dentist records list a practice address in Neenah
They are 12 of the 919 NPPES records with a practice address in Neenah, and 1,750 dentist records in Wisconsin.
All 1,750 in Wisconsin → Every provider in Neenah → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Michael Bouressa, DDSNeenah, WI 549561902829724
- Tyler Brown, D.D.S.Neenah, WI 549561639282916
- Tipton Brown, DDSNeenah, WI 549561801153853
- Dawn Brown, D.D.S.Neenah, WI 549561144587817
- Timothy Brown, DDSNeenah, WI 549561780941526
- Mark Burbey, DDSAppleton, WI 549561225123425
- James Eike, D.D.SNeenah, WI 549561053444273
- Amy Henderson, D.D.S.Neenah, WI 549561740379452
Common questions
What is Gregson Charl Dewet, D.D.S.'s NPI number?
Gregson Charl Dewet, D.D.S.'s National Provider Identifier (NPI) is 1033225115, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregson Charl Dewet, D.D.S. located?
The NPPES record lists a practice address at 219 W Cecil St, Neenah, WI, 54956. Phone: (920) 722-4891. Providers update this record themselves, so call before visiting.
How can I verify Gregson Charl Dewet, D.D.S.'s license?
NPPES lists Wisconsin license number 3482015, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Gregson Charl Dewet, D.D.S. prescribe under Medicare Part D?
In 2024, Gregson Charl Dewet, D.D.S. had 20 Medicare Part D claims for 17 beneficiaries; the average among dentist prescribers was 86. 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.