Jason Bayless, D.D.S.
General Practice Dentistry · Greenfield, IN
Jason Bayless, D.D.S. is a general practice dentistry with a practice address in Greenfield, Indiana, and NPI 1447510490, issued on May 24, 2012. Check the license (Indiana 12011801A, as entered in NPPES) with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jason Bayless
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 12011801A IN
Self-reported in NPPES; status is on the state search - Practice location
- 626 N State St, Greenfield, IN 46140
- Phone
- (317) 462-9480
- Enumerated
- May 24, 2012
- Record last updated
- Jan 18, 2026
- Fax
- (317) 462-2794
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,066 in Indiana → Look up another NPI →
Also registered at 626 N State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dale Pleak, D.D.S.General Practice Dentistry1104914787
Verify Jason Bayless in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Indiana board licenses this profession
Search for license 12011801ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average general practice dentistry in 2024
164 Medicare Part D claims for 82 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. 32 claims were for opioids.
Most prescribed
- Amoxicillin56 claims
- Hydrocodone-Acetaminophen32 claims
- Cephalexin25 claims
- Chlorhexidine Gluconate14 claims
- Clindamycin Hcl14 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.
Jason Bayless among 2,066 general practice dentistry records in Indiana
Jason Bayless, D.D.S. is one of 2,066 general practice dentistry records with a practice address in Indiana. 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 2012, is newer than 71% of them.
- NPI issued2012 · 71% of these records are older, 27% 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 updated2026 · 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 Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 general practice dentistry records list a practice address in Greenfield
They are 11 of the 593 NPPES records with a practice address in Greenfield, and 2,066 general practice dentistry records in Indiana.
All 2,066 in Indiana → Every provider in Greenfield → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Matthew Fletcher, DDSGreenfield, IN 461401164530572
- James FletcherGreenfield, IN 461401730279183
- Lesley Gilbert, D.D.S.Greenfield, IN 461401366494726
- Todd Kaminski, D.D.S.Greenfield, IN 461401033219233
- Brian Kirkwood, D.D.SGreenfield, IN 461401881690139
- Trent Kirkwood, DDSGreenfield, IN 461401003394438
- Georgia Knotek, D.D.S.Greenfield, IN 461401689789182
- Dale Pleak, D.D.S.Greenfield, IN 461401104914787
Common questions
What is Jason Bayless, D.D.S.'s NPI number?
Jason Bayless, D.D.S.'s National Provider Identifier (NPI) is 1447510490, issued on May 24, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jason Bayless, D.D.S. located?
The NPPES record lists a practice address at 626 N State St, Greenfield, IN, 46140. Phone: (317) 462-9480. Providers update this record themselves, so call before visiting.
How can I verify Jason Bayless, D.D.S.'s license?
NPPES lists Indiana license number 12011801A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.
How much does Jason Bayless, D.D.S. prescribe under Medicare Part D?
In 2024, Jason Bayless, D.D.S. had 164 Medicare Part D claims for 82 beneficiaries; 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.