William R. Marshall III, NP
- Industry payments
- $291
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 639 Stephenson Ave, Savannah, GA 31405
- Practice phone
- Call (912) 354-7124
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Chatham Skin and Cancer Center
Savannah, Georgia
Find William Marshall's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
William R. Marshall III is a nurse practitioner in Savannah, Georgia
William Marshall practices at Chatham Skin and Cancer Center in Savannah, Georgia.
William Marshall's NPI, 1063448009, was assigned on June 23, 2006. William Marshall holds Georgia license RN124279.
- NPI
- 1063448009NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476513565
- NPI enumeration date
- June 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (912) 354-7124
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
William R. Marshall III practices at Chatham Skin and Cancer Center in Savannah, Georgia
William Marshall's primary practice is Chatham Skin and Cancer Center, at 639 Stephenson Ave, Savannah, GA 31405 in Chatham County. The practice phone is (912) 354-7124.
- Chatham Skin and Cancer Center639 Stephenson Ave, Savannah, GA 31405 · Chatham CountyPhone(912) 354-7124
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
William R. Marshall III is affiliated with 3 sites of care and 2 medical groups
William Marshall's primary practice is Chatham Skin and Cancer Center in Savannah, Georgia. The medical group on file is Georgia Skin & Cancer Clinic. Dmand AI also links William Marshall to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at William R. Marshall III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Marshall practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Chatham Skin and Cancer Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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William R. Marshall III is one of 2,168 nurse practitioners in Georgia
Nurse practitioner is William Marshall's primary specialty in the NPI Registry, under taxonomy code 363L00000X. William Marshall is licensed in Georgia.
Specialties and state licenses
- Nurse practitioner, GeorgiaPrimary
Nurse practitioners near William Marshall
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
William R. Marshall III's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts William Marshall's median patient age at 57, with 66% women.
William Marshall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women66%
- Men34%
Source: Dmand AI Patient Panel Data
How William R. Marshall III takes part in Medicare
William Marshall accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
William R. Marshall III received $291 in industry payments in 2025
CMS Open Payments shows 14 general payments to William Marshall from 8 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $64.
Companies that paid William Marshall the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for William R. Marshall III's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about William R. Marshall III
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William R. Marshall III's NPI number?
William R. Marshall III's NPI number is 1063448009. It was assigned on June 23, 2006, and it is active in the NPI Registry.
What does William R. Marshall III specialize in?
William R. Marshall III is a nurse practitioner in Savannah, Georgia. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does William R. Marshall III practice?
William Marshall practices at 639 Stephenson Ave, Savannah, GA 31405. William Marshall's primary practice is Chatham Skin and Cancer Center in Savannah, Georgia. Dmand AI also links William Marshall to 2 group practices and clinics and 1 medical group.
What is William R. Marshall III's office phone number?
The practice phone on file for William Marshall is (912) 354-7124.
What is William R. Marshall III's medical license number?
William Marshall holds Georgia license RN124279.
What medical group is William R. Marshall III part of?
William Marshall is linked to Georgia Skin & Cancer Clinic. Dmand AI links William Marshall to 1 more medical group.
Does William R. Marshall III accept Medicare?
Yes. CMS lists William Marshall as accepting Medicare assignment.
Has William R. Marshall III received payments from drug or device companies?
CMS Open Payments shows $291 in general payments to William Marshall from 8 companies from 2025 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has William R. Marshall III been practicing?
William Marshall graduated from medical school in 2000, 26 years ago.
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