Mark Reddington, D.O.
Emergency Medicine Physician · Seymour, TN
Mark Reddington, D.O. is an emergency medicine physician with a practice address in Seymour, Tennessee, and NPI 1548426604, issued on Jul 29, 2008. Check the license (Tennessee 2258, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark Reddington
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 2258 TN
Self-reported in NPPES; status is on the state search - Practice location
- 11560 Chapman Hwy, Seymour, TN 37865
- Phone
- (865) 577-1914
- Enumerated
- Jul 29, 2008
- Record last updated
- Aug 26, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (865) 577-1714
- Medicare enrollment
- Enrolled (PECOS I20110624000424); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,174 in Tennessee → Look up another NPI →
Also registered at 11560 Chapman Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Durham, OTOccupational Therapist1053328393
- Kara Lakatosh, PTPhysical Medicine & Rehabilitation Physician1275705154
- McKensie Wehinger, PT, DPTPhysical Therapist1629800321
Verify Mark Reddington in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 2258Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average emergency medicine physician in 2024
85 Medicare Part D claims for 68 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Doxycycline Hyclate11 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 one group practice
- Emergency Coverage LLCMorristown, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Reddington among 1,174 emergency medicine physician records in Tennessee
Mark Reddington, D.O. is one of 1,174 emergency medicine physician records with a practice address in Tennessee. 83% 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 53% of them.
- NPI issued2008 · 53% of these records are older, 44% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2007 · median 2012 among the 667 with a school on file
- Record last updated2014 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Tennessee
There are 1,174 emergency medicine physician records in Tennessee.
All 1,174 in Tennessee → Every provider in Seymour → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Jerry Bradley, M.D.Sevierville, TN 378621558303644
- Steven Dronen, M.D.Sevierville, TN 378621700824893
- Mary Dukes, MDSevierville, TN 378621306378526
- Evann Herrell, D.O.Sevierville, TN 378621306850466
- Elizabeth Hull, M.D.Sevierville, TN 378621578626073
- Benjamin MurphySevierville, TN 378621477088045
- Zeke OliverSevierville, TN 378621457761033
- Carol Parks, M.D.Sevierville, TN 378621538116132
Common questions
What is Mark Reddington, D.O.'s NPI number?
Mark Reddington, D.O.'s National Provider Identifier (NPI) is 1548426604, issued on Jul 29, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mark Reddington, D.O. located?
The NPPES record lists a practice address at 11560 Chapman Hwy, Seymour, TN, 37865. Phone: (865) 577-1914. Providers update this record themselves, so call before visiting.
How can I verify Mark Reddington, D.O.'s license?
NPPES lists Tennessee license number 2258, 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 Mark Reddington, D.O. prescribe under Medicare Part D?
In 2024, Mark Reddington, D.O. had 85 Medicare Part D claims for 68 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.