Greg C. Hansen, DDS
Dentist · Middletown, DE
Greg C. Hansen, DDS is a dentist with a practice address in Middletown, Delaware, and NPI 1356402499, issued on Dec 13, 2006. Check the license (Delaware G10000951, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Greg C. Hansen
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- G10000951 DE
Self-reported in NPPES; status is on the state search - Practice location
- 106 St Annes Church Road, Middletown, DE 19709
- Phone
- (302) 378-8600
- Enumerated
- Dec 13, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (302) 378-8602
- Medicaid ID
- 0000926008 DE
- Entity
- Type 1 · individual
8 nearest dentist records → All 194 in Delaware → Look up another NPI →
Also registered at 106 St Annes Church Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ian Binnersley, DDSDentist1174684211
- Michael Ryan, DDSDentist1780745836
Verify Greg C. Hansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license G10000951Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
About as many Medicare Part D claims as the average dentist in 2024
86 Medicare Part D claims for 59 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin51 claims
- Penicillin V Potassium13 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.
Greg C. Hansen among 194 dentist records in Delaware
Greg C. Hansen, DDS is one of 194 dentist records with a practice address in Delaware. 65% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 69% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 76% 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 Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 dentist records list a practice address in Middletown
They are 11 of the 607 NPPES records with a practice address in Middletown, and 194 dentist records in Delaware.
All 194 in Delaware → Every provider in Middletown → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Ian Binnersley, DDSMiddletown, DE 197091174684211
- Alvin ChenMiddletown, DE 197091790538155
- Michael Cleary, DMDMiddletown, DE 197091467147801
- Jeffrey Cook, DMDMiddletown, DE 197091457565830
- Gregory Dearing, D.M.D.Middletown, DE 197091366587651
- Erik Hansen, DMDMiddletown, DE 197091265283618
- Lena JiaMiddletown, DE 197091326544792
- Jeena Jolly, DDSMiddletown, DE 197091952407884
Common questions
What is Greg C. Hansen, DDS's NPI number?
Greg C. Hansen, DDS's National Provider Identifier (NPI) is 1356402499, issued on Dec 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Greg C. Hansen, DDS located?
The NPPES record lists a practice address at 106 St Annes Church Road, Middletown, DE, 19709. Phone: (302) 378-8600. Providers update this record themselves, so call before visiting.
How can I verify Greg C. Hansen, DDS's license?
NPPES lists Delaware license number G10000951, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.
How much does Greg C. Hansen, DDS prescribe under Medicare Part D?
In 2024, Greg C. Hansen, DDS had 86 Medicare Part D claims for 59 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.