Quick answers
- Which hospitals does Robert B. Lonis work at?
- Medicare's official clinician data lists Robert B. Lonis at 1 hospital: Wellstar Kennestone Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert B. Lonis see patients?
- Medicare's clinician data lists 6 practice locations, including Marietta, GA, Woodstock, GA and Dunwoody, GA. Call before your visit to confirm the address.
- What is Robert B. Lonis's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Robert B. Lonis accept Medicare assignment?
- Yes. Medicare's clinician data says Robert B. Lonis 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.
- What is the phone number for Robert B. Lonis?
- (770) 579-8558, as listed in official Medicare / NPI Registry data.
- What is Robert B. Lonis's NPI number?
- 1851289052. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert B. Lonis works
Medicare's Facility Affiliation Data lists Robert B. Lonis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Wellstar Kennestone Regional Medical CenterMarietta, GA · Acute Care Hospital · CCN 110035
Practice locations
Addresses where Robert B. Lonis is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1121 Johnson Ferry Rd, Suite 200Marietta, GA 30068 (770) 579‑8558
- 1505 Stone Bridge Pkwy, Suite 200Woodstock, GA 30189
- 300 Tower Rd, Suite 200Marietta, GA 30060
- 300 Tower Rd NE, Suite 200Marietta, GA 30060 (770) 427‑5717
- 5513 Chamblee Dunwoody Rd, Suite 430Dunwoody, GA 30338 (770) 551‑9633
Group practices
Medicare enrollment lists Robert B. Lonis as a member of these groups (CMS data updated 2026-10-02).
- Physiotherapy Associates Inc1,460 clinicians in the group
- Pinnacle Orthopaedics and Sports Medicine Specialists LLC49 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Marietta
Clinicians with the same Medicare primary specialty in Marietta, GA — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851289052 |
| 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