Mark Bates, M.D.
NPI 1639211378 · Internal Medicine Physician · Decatur, GA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Bates, M.D. is a Internal Medicine Physician provider in Decatur, GA (NPI 1639211378).
Provider details
- NPI number
- 1639211378
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 047191 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 69 | 45 |
| Diclofenac Sodium | 66 | 54 |
| Amlodipine Besylate | 46 | 31 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 41 | 27 |
| Rosuvastatin Calcium | 38 | 23 |
| Fluticasone Propionate | 36 | 25 |
| Triamcinolone Acetonide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-12
- Last updated
- 2023-11-28
- Certified
- 2023-11-28
Frequently asked questions
- What is Mark Bates's NPI number?
- Mark Bates's National Provider Identifier (NPI) is 1639211378, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Bates's specialty?
- Mark Bates is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Bates located?
- Mark Bates's practice location on file with NPPES is 2124 Candler Rd, Decatur, GA 30032-5572.
- What is Mark Bates's phone number?
- The practice phone number listed in the NPPES registry for Mark Bates is (404) 836-0272.
- Does Mark Bates accept Medicare?
- Mark Bates is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Bates's NPI active?
- Yes — Mark Bates's NPI (1639211378) is active in the NPPES registry as of the last update on 2023-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.