Quick answers
- Where does William R. Marshall Iii see patients?
- Medicare's clinician data lists 3 practice locations, including Pooler, GA and Savannah, GA. Call before your visit to confirm the address.
- What is William R. Marshall Iii's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does William R. Marshall Iii accept Medicare assignment?
- Yes. Medicare's clinician data says William R. Marshall Iii 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 William R. Marshall Iii?
- (912) 354-7124, as listed in official Medicare / NPI Registry data.
- What is William R. Marshall Iii's NPI number?
- 1063448009. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where William R. Marshall Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Towne Ctr Blvd, Suite 900bPooler, GA 31322 (912) 354‑7124
- 21 Tidewater WaySavannah, GA 31411 (912) 604‑9519
- 639 A Stephenson AveSavannah, GA 31405
Group practices
Medicare enrollment lists William R. Marshall Iii as a member of this group (CMS data updated 2026-10-02).
- Chatham Skin and Cancer Center6 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Pooler
Clinicians with the same Medicare primary specialty in Pooler, GA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063448009 |
| 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 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