Quick answers
- Does Roger Gregory Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Roger Gregory Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Roger Gregory Iii see?
- In 2024, CMS data shows 231 Original Medicare patients and 1,592 services for Roger Gregory Iii. This counts Original Medicare only and measures volume, not quality.
- What is Roger Gregory Iii's NPI number?
- 1376075176. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Roger Gregory Iii, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 231 |
|---|---|
| Services billed to Medicare | 1,592 |
| Different services or procedures | 47 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Injection, dexamethasone sodium phosphate, 1 mg (J1100)590 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)257 services
- Aspiration and/or injection of fluid from large joint (20610)225 services
- Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose (J7323)155 services
- X-ray of shoulder, minimum of 2 views (73030)47 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis75%
- Diabetes35%
- Chronic kidney disease35%
- Anxiety22%
Practice locations
Addresses where Roger Gregory Iii is enrolled with Medicare (CMS data updated October 2, 2026).
- 33 Upper Riverdale Rd SW, Suite 121Riverdale, GA 30274 (470) 751‑4610
- 620 Cherokee St NE, Suite 300Marietta, GA 30060 (770) 635‑1812
Group practices
Medicare enrollment lists Roger Gregory Iii as a member of these groups (CMS data updated October 2, 2026).
- Piedmont Orthopedics, LLC196 clinicians in the group
- Orthocare Georgia LLC4 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Georgia
Clinicians with the same Medicare primary specialty in Georgia — not a recommendation.
Other clinicians in Piedmont Orthopedics, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376075176 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians