William Royster, MD, PHD
NPI 1093160855 · Surgical Oncology Physician · Richmond, VA
Enrolled with Medicare as Order and Referring Only - Surgical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Royster, MD, PHD is a Surgical Oncology Physician provider in Richmond, VA (NPI 1093160855).
Provider details
- NPI number
- 1093160855
- Entity type
- Individual
- Primary specialty
- Surgical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 0116039095 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-29
- Last updated
- 2025-05-27
- Certified
- 2025-05-27
Frequently asked questions
- What is William Royster's NPI number?
- William Royster's National Provider Identifier (NPI) is 1093160855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Royster's specialty?
- William Royster is listed in the NPPES registry with a primary specialty of Surgical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is William Royster located?
- William Royster's practice location on file with NPPES is 1300 E Marshall St, Richmond, VA 23298-5028.
- What is William Royster's phone number?
- The practice phone number listed in the NPPES registry for William Royster is (804) 828-9322.
- Does William Royster accept Medicare?
- William Royster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Royster's NPI active?
- Yes — William Royster's NPI (1093160855) is active in the NPPES registry as of the last update on 2025-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.