John Michael Segnini, D.D.S.
Dentist · Columbus, OH
John Michael Segnini, D.D.S. is a dentist with a practice address in Columbus, Ohio, and NPI 1679533244, issued on Mar 27, 2006. Check the license (Ohio 21729, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Michael Segnini
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 21729 OH
Self-reported in NPPES; status is on the state search - Practice location
- 6865 Oak Creek Dr, Columbus, OH 43229
- Phone
- (614) 882-5525
- Enumerated
- Mar 27, 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 2,780 in Ohio → Look up another NPI →
Also registered at 6865 Oak Creek Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Timothy McDuffee, D.D.S.General Practice Dentistry1659331437
- Robert Russell, DMDGeneral Practice Dentistry1376071365
Verify John Michael Segnini in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 21729Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% more Medicare Part D claims than the average dentist in 2024
126 Medicare Part D claims for 76 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin71 claims
- Clindamycin Hcl12 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.
John Michael Segnini among 2,780 dentist records in Ohio
John Michael Segnini, D.D.S. is one of 2,780 dentist records with a practice address in Ohio. 66% 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, 76% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 70% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Ohio
There are 2,780 dentist records in Ohio.
All 2,780 in Ohio → Every provider in Columbus → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- David Davis, DDSColumbus, OH 432291881700979
- Charles Hammond, D.D.S.Columbus, OH 432291316193733
- Mitzi Hines, DDSColumbus, OH 432291376602623
- Dong-Il Kim, D.D.S.Columbus, OH 432291912026865
- John Kromhout, DMDColumbus, OH 432291588851570
- Karen Ouchi, DDSColumbus, OH 432291952157141
- Joan-Florence Salido, D.D.S.Columbus, OH 432291386616225
- Hamideh Shamsai, DDSColumbus, OH 432291801001821
Common questions
What is John Michael Segnini, D.D.S.'s NPI number?
John Michael Segnini, D.D.S.'s National Provider Identifier (NPI) is 1679533244, issued on Mar 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Michael Segnini, D.D.S. located?
The NPPES record lists a practice address at 6865 Oak Creek Dr, Columbus, OH, 43229. Phone: (614) 882-5525. Providers update this record themselves, so call before visiting.
How can I verify John Michael Segnini, D.D.S.'s license?
NPPES lists Ohio license number 21729, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does John Michael Segnini, D.D.S. prescribe under Medicare Part D?
In 2024, John Michael Segnini, D.D.S. had 126 Medicare Part D claims for 76 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.