NPPES file of Aug 9, 2026

Samuel T. Harris, MD

Internal Medicine Physician · Harriman, TN

Samuel T. Harris, MD is an internal medicine physician with a practice address in Harriman, Tennessee, and NPI 1821253899, issued on Jul 18, 2008. Check the license (Tennessee 48753, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821253899
Name
Samuel T. Harris
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
48753 TN
MD.204060 LA
Self-reported in NPPES; status is on the state search
Practice location
8045 Roane Medical Center Dr, Harriman, TN 37748
Phone
(865) 316-3375
Enumerated
Jul 18, 2008
Record last updated
Sep 29, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20121030000408); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8045 Roane Medical Center Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jennifer McHardy, MDEmergency Medicine Physician1033422043
  2. Gregory Morgan, PA-CPhysician Assistant1326376047
  3. Kevin Morris, M.D.Hospitalist Physician1326380163
  4. Caleb Prow, PHARMDPharmacist1982198172
  5. Ryan Reddick, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1801454285
  6. Stephanie Seigler, FNP-CNurse Practitioner1346813888

Verify Samuel T. Harris in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 48753
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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77% fewer Medicare Part D claims than the average internal medicine physician in 2024

739 Medicare Part D claims for 309 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 38 claims were for opioids.

  1. Samuel Harris739
  2. Specialty average3,176

Most prescribed

  1. Cefdinir68 claims
  2. Prednisone59 claims
  3. Furosemide35 claims
  4. Doxycycline Hyclate34 claims
  5. Potassium Chloride29 claims
  6. Levofloxacin23 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.

Bills Medicare through 3 group practices

  1. Hospital Medicine Services OF Tennessee PCLenoir City, TN
  2. Pepper Branch Physician Services PCMcMinnville, TN
  3. Saint Thomas Medical PartnersMurfreesboro, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Samuel T. Harris among 2,596 internal medicine physician records in Tennessee

Samuel T. Harris, MD is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 63% of them.

  • NPI issued2008 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2007 · median 2003 among the 1,705 with a school on file
  • Record last updated2015 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 internal medicine physician records list a practice address in Harriman

They are 4 of the 200 NPPES records with a practice address in Harriman, and 2,596 internal medicine physician records in Tennessee.

The 8 internal medicine physician records with the nearest ZIP codes

  1. John Belitz, MDHarriman, TN 377481578524740
  2. Randy Denton, M.D.Harriman, TN 377481851385108
  3. Desiree Roa, M.D.Harriman, TN 377481477714442
  4. Bukola Afilaka, MDGreeneville, TN 377451619268455
  5. Joseph Austin, MDGreeneville, TN 377451710915848
  6. Maynard Austin, MDGreeneville, TN 377451144266768
  7. Thomas Beckner, MDGreeneville, TN 377451285670042
  8. Ann Chang, M.D.Greeneville, TN 377451457390247

Common questions

What is Samuel T. Harris, MD's NPI number?

Samuel T. Harris, MD's National Provider Identifier (NPI) is 1821253899, issued on Jul 18, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Samuel T. Harris, MD located?

The NPPES record lists a practice address at 8045 Roane Medical Center Dr, Harriman, TN, 37748. Phone: (865) 316-3375. Providers update this record themselves, so call before visiting.

How can I verify Samuel T. Harris, MD's license?

NPPES lists Tennessee license number 48753, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Samuel T. Harris, MD prescribe under Medicare Part D?

In 2024, Samuel T. Harris, MD had 739 Medicare Part D claims for 309 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.