John Barnhart, DDS
General Practice Dentistry · Vienna, MO
John Barnhart, DDS is a general practice dentistry with a practice address in Vienna, Missouri, and NPI 1548473549, issued on May 7, 2007. Check the license (Missouri 12784, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Barnhart
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 12784 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1406 Hwy 63 S, Vienna, MO 65582
- Phone
- (573) 422-3612
- Enumerated
- May 7, 2007
- Entity
- Type 1 · individual
Verify John Barnhart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 12784Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
83% fewer Medicare Part D claims than the average general practice dentistry in 2024
14 Medicare Part D claims, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
1 general practice dentistry records list a Vienna practice address
They are 1 of the 11 NPPES records with a Vienna practice address, and 1,951 general practice dentistry records in Missouri.
Other general practice dentistry records in Missouri
- Paria Abbassian, DDSFenton, MO1255907150
- Dennis Abbott, D.D.S.Joplin, MO1881602324
- Balsim Abdulwahed, DDSPlatte City, MO1366365744
- Michael Abels, D.D.S.Saint Louis, MO1467566471
- John Adams, D.D.S.Fredericktown, MO1881847531
- Robert Adams, D.D.S.Springfield, MO1194861377
- Byron AdenCape Girardeau, MO1093829020
- Adegbenga Adepoju, DMDSpringfield, MO1437687928
- Arsen Adjemian, D.D.S.Kansas City, MO1295768430
- Alexander Ahmadi, DMDSaint Louis, MO1801493762
Common questions
What is John Barnhart, DDS's NPI number?
John Barnhart, DDS's National Provider Identifier (NPI) is 1548473549, issued on May 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John Barnhart, DDS located?
The NPPES record lists a practice address at 1406 Hwy 63 S, Vienna, MO, 65582. Phone: (573) 422-3612. Providers update this record themselves, so call before visiting.
How can I verify John Barnhart, DDS's license?
NPPES lists Missouri license number 12784, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does John Barnhart, DDS prescribe under Medicare Part D?
In 2024, John Barnhart, DDS had 14 Medicare Part D claims; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.