Mark Stephen Cowart, DDS
Dentist · Chattanooga, TN
Mark Stephen Cowart, DDS is a dentist with a practice address in Chattanooga, Tennessee, and NPI 1588785109, issued on Apr 2, 2007. Check the license (Tennessee 4766, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Stephen Cowart
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 4766 TN
Self-reported in NPPES; status is on the state search - Practice location
- 4355 Hwy 58, Chattanooga, TN 37416
- Phone
- (423) 894-5258
- Enumerated
- Apr 2, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (423) 892-7781
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,525 in Tennessee → Look up another NPI →
Verify Mark Stephen Cowart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 4766Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average dentist in 2024
214 Medicare Part D claims for 108 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 11 claims were for opioids.
Most prescribed
- Amoxicillin133 claims
- Chlorhexidine Gluconate25 claims
- Clindamycin Hcl17 claims
- Hydrocodone-Acetaminophen11 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.
Mark Stephen Cowart among 1,525 dentist records in Tennessee
Mark Stephen Cowart, DDS is one of 1,525 dentist records with a practice address in Tennessee. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 24% of them.
- NPI issued2007 · 24% of these records are older, 61% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Tennessee
There are 1,525 dentist records in Tennessee.
All 1,525 in Tennessee → Every provider in Chattanooga → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Vanessa Drake, D.D.S.Chattanooga, TN 374161518019561
- Robert Gallien, DDSChattanooga, TN 374161558485334
- Ciara Lentini, DDSChattanooga, TN 374161346811619
- Dan Moulds, D.M.D.Chattanooga, TN 374161477748135
- Elenora Woods, D.D.S.Chattanooga, TN 374161023138963
- Joshua Blockley, D.D.S.Chattanooga, TN 374151396187621
- Joseph Elkins, DDSChattanooga, TN 374151851457832
- Lynn Floyd, D.D.S.Chattanooga, TN 374151649438755
Common questions
What is Mark Stephen Cowart, DDS's NPI number?
Mark Stephen Cowart, DDS's National Provider Identifier (NPI) is 1588785109, issued on Apr 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Stephen Cowart, DDS located?
The NPPES record lists a practice address at 4355 Hwy 58, Chattanooga, TN, 37416. Phone: (423) 894-5258. Providers update this record themselves, so call before visiting.
How can I verify Mark Stephen Cowart, DDS's license?
NPPES lists Tennessee license number 4766, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Stephen Cowart, DDS prescribe under Medicare Part D?
In 2024, Mark Stephen Cowart, DDS had 214 Medicare Part D claims for 108 beneficiaries; the average among dentist prescribers was 86. 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.