John B. Downs, DMD
General Practice Dentistry · Louisville, KY
John B. Downs, DMD is a general practice dentistry with a practice address in Louisville, Kentucky, and NPI 1629001557, issued on Jul 7, 2006. Check the license (Kentucky 5668, as entered in NPPES) with the Kentucky board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John B. Downs
- Credential
- DMD
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 5668 KY
Self-reported in NPPES; status is on the state search - Practice location
- 4111 Murphy LN, Louisville, KY 40241
- Phone
- (502) 423-0961
- Enumerated
- Jul 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (502) 423-1847
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 1,590 in Kentucky → Look up another NPI →
Verify John B. Downs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Kentucky board licenses this profession
Search for license 5668Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John B. Downs among 1,590 general practice dentistry records in Kentucky
John B. Downs, DMD is one of 1,590 general practice dentistry records with a practice address in Kentucky. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 65% newer
- In a Medicare fileNo · 61% of these records are
- In the CMS Doctors and Clinicians fileNo · 1% of these records are
- Record last updated2007 · 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 Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
407 general practice dentistry records list a practice address in Louisville
They are 407 of the 21,891 NPPES records with a practice address in Louisville, and 1,590 general practice dentistry records in Kentucky. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,590 in Kentucky → Every provider in Louisville → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Thomas Boatright, DMDLouisville, KY 402411912014408
- Courtney Brennan, DMDLouisville, KY 402411154161867
- Joseph Hannigan, D.M.D.Louisville, KY 402411598758518
- James Hurm, D.M.D.Louisville, KY 402411831235431
- Mark McGrath, D.M.D.Louisville, KY 402411881684801
- Varun Narula, D.M.DLouisville, KY 402411679517122
- David Perellis, DMDLouisville, KY 402411558343442
- Ethan Perellis, DMDLouisville, KY 402411629642079
Common questions
What is John B. Downs, DMD's NPI number?
John B. Downs, DMD's National Provider Identifier (NPI) is 1629001557, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John B. Downs, DMD located?
The NPPES record lists a practice address at 4111 Murphy LN, Louisville, KY, 40241. Phone: (502) 423-0961. Providers update this record themselves, so call before visiting.
How can I verify John B. Downs, DMD's license?
NPPES lists Kentucky license number 5668, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity 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. 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.