Mark Thomas Bates, M.D.
Internal Medicine Physician · Decatur, GA
Mark Thomas Bates, M.D. is an internal medicine physician with a practice address in Decatur, Georgia, and NPI 1639211378, issued on Feb 12, 2007. Check the license (Georgia 047191, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark Thomas Bates
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 047191 GA
Self-reported in NPPES; status is on the state search - Practice location
- 2124 Candler RD, Decatur, GA 30032
- Phone
- (404) 836-0272
- Enumerated
- Feb 12, 2007
- Record last updated
- Nov 28, 2023
- Fax
- (404) 666-0038
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,911 in Georgia → Look up another NPI →
Also registered at 2124 Candler RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Porscha Bailey, DPMFoot & Ankle Surgery Podiatrist1326560426
- Richard Baney, M.D.Internal Medicine Physician1821081589
- Latoya Beauchamp, NPNurse Practitioner1750040788
Verify Mark Thomas Bates in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 047191Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,368 Medicare Part D claims for 244 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 68 claims were for opioids.
Most prescribed
- Atorvastatin Calcium69 claims
- Diclofenac Sodium66 claims
- Amlodipine Besylate46 claims
- Albuterol Sulfate Hfa41 claims
- Rosuvastatin Calcium38 claims
- Fluticasone Propionate36 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 Thomas Bates among 3,911 internal medicine physician records in Georgia
Mark Thomas Bates, M.D. is one of 3,911 internal medicine physician records with a practice address in Georgia. 81% 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 43% of them.
- NPI issued2007 · 43% of these records are older, 49% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2023 · 51% 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 Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
144 internal medicine physician records list a practice address in Decatur
They are 144 of the 5,079 NPPES records with a practice address in Decatur, and 3,911 internal medicine physician records in Georgia.
All 3,911 in Georgia → Every provider in Decatur → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Adetokunboh Adebayo, MDDecatur, GA 300321689645699
- Richard Baney, M.D.Decatur, GA 300321821081589
- Andrea Benavides Ordonez, MDDecatur, GA 300321972024644
- Marisa Dunn, MDDecatur, GA 300321427027101
- Ijeoma Ejigiri, MDDecatur, GA 300321073806527
- Christine Johnson, D.O.Decatur, GA 300321669733606
- Stella Kamanu, M.B.B.SDecatur, GA 300321962934752
- Iris Kon Njewel, MDDecatur, GA 300321063869113
Common questions
What is Mark Thomas Bates, M.D.'s NPI number?
Mark Thomas Bates, M.D.'s National Provider Identifier (NPI) is 1639211378, issued on Feb 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Thomas Bates, M.D. located?
The NPPES record lists a practice address at 2124 Candler RD, Decatur, GA, 30032. Phone: (404) 836-0272. Providers update this record themselves, so call before visiting.
How can I verify Mark Thomas Bates, M.D.'s license?
NPPES lists Georgia license number 047191, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark Thomas Bates, M.D. prescribe under Medicare Part D?
In 2024, Mark Thomas Bates, M.D. had 1,368 Medicare Part D claims for 244 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.