Thomas Owen Horn, D.M.D
General Practice Dentistry · Philadelphia, MS
Thomas Owen Horn, D.M.D is a general practice dentistry with a practice address in Philadelphia, Mississippi, and NPI 1063585693, issued on Nov 15, 2006. Check the license (Mississippi 3004-97, as entered in NPPES) with the Mississippi board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Owen Horn
- Credential
- D.M.D
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 3004-97 MS
Self-reported in NPPES; status is on the state search - Practice location
- 247 Byrd Ave N, Philadelphia, MS 39350
- Phone
- (601) 656-5591
- Enumerated
- Nov 15, 2006
- Record last updated
- May 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 09014559 MS
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 845 in Mississippi → Look up another NPI →
Verify Thomas Owen Horn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
Search for license 3004-97Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% more Medicare Part D claims than the average general practice dentistry in 2024
116 Medicare Part D claims for 65 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Amoxicillin69 claims
- Clindamycin Hcl19 claims
- Hydrocodone-Acetaminophen12 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.
Thomas Owen Horn among 845 general practice dentistry records in Mississippi
Thomas Owen Horn, D.M.D is one of 845 general practice dentistry records with a practice address in Mississippi. 70% 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, 70% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2013 · 74% 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 Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 general practice dentistry records list a practice address in Philadelphia
They are 4 of the 177 NPPES records with a practice address in Philadelphia, and 845 general practice dentistry records in Mississippi.
All 845 in Mississippi → Every provider in Philadelphia → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- James Lang, D.D.S.Philadelphia, MS 393501780899393
- William Martin, D.M.D.Philadelphia, MS 393501134289606
- John Steele, DMDPhiladelphia, MS 393501497060065
- John Harrison, D.M.D.Newton, MS 393451245377720
- Frank Rives, DDSNewton, MS 393451053482984
- Alan Ezell, D.M.D.Macon, MS 393411174613426
- Marion Gray, D.M.D.Macon, MS 393411407060452
- Whitney Talbert, D.M.D.Sebastopol, MS 393591851608285
Common questions
What is Thomas Owen Horn, D.M.D's NPI number?
Thomas Owen Horn, D.M.D's National Provider Identifier (NPI) is 1063585693, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Owen Horn, D.M.D located?
The NPPES record lists a practice address at 247 Byrd Ave N, Philadelphia, MS, 39350. Phone: (601) 656-5591. Providers update this record themselves, so call before visiting.
How can I verify Thomas Owen Horn, D.M.D's license?
NPPES lists Mississippi license number 3004-97, as entered by the provider. Search the Mississippi board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Owen Horn, D.M.D prescribe under Medicare Part D?
In 2024, Thomas Owen Horn, D.M.D had 116 Medicare Part D claims for 65 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.