Quick answers
- Which hospitals does Marc D. Rosenberg work at?
- Medicare's official clinician data lists Marc D. Rosenberg at 5 hospitals: Northside Hospital, Northside Hospital Cherokee, Piedmont Athens Regional Medical Center, St Marys Good Samaritan Hospital and Wellstar Kennestone Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marc D. Rosenberg see patients?
- Medicare's clinician data lists 5 practice locations, including Marietta, GA, Athens, GA and Canton, GA. Call before your visit to confirm the address.
- What is Marc D. Rosenberg's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Marc D. Rosenberg accept Medicare assignment?
- Yes. Medicare's clinician data says Marc D. Rosenberg accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Marc D. Rosenberg offer telehealth?
- Medicare's clinician data says Marc D. Rosenberg offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marc D. Rosenberg?
- (770) 612-8165, as listed in official Medicare / NPI Registry data.
- What is Marc D. Rosenberg's NPI number?
- 1427033083. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marc D. Rosenberg works
Medicare's Facility Affiliation Data lists Marc D. Rosenberg at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northside HospitalAtlanta, GA · Acute Care Hospital · CCN 110161
- Northside Hospital CherokeeCanton, GA · Acute Care Hospital · CCN 110008
- Piedmont Athens Regional Medical CenterAthens, GA · Acute Care Hospital · CCN 110074
- St Marys Good Samaritan HospitalGreensboro, GA · Critical Access Hospital · CCN 111329
- Wellstar Kennestone Regional Medical CenterMarietta, GA · Acute Care Hospital · CCN 110035
Practice locations
Addresses where Marc D. Rosenberg is enrolled with Medicare (CMS data updated 2026-10-02).
- 2520 Windy Hill Rd SE, Suite 102Marietta, GA 30067 (770) 612‑8165
- 340 N Milledge Ave, Suite BAthens, GA 30601 (706) 548‑0008
- 450 Northside Cherokee BlvdCanton, GA 30115 (770) 224‑1000
- 488 Kennesaw Ave NW, Suite 200Marietta, GA 30060 (770) 427‑3075
- 900 Towne Lake Pkwy, Suite 308Woodstock, GA 30189 (770) 926‑5459
Group practices
Medicare enrollment lists Marc D. Rosenberg as a member of these groups (CMS data updated 2026-10-02).
- Aga Professional Services LLC177 clinicians in the group
- Aga, LLC137 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Marietta
Clinicians with the same Medicare primary specialty in Marietta, GA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1427033083 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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