DR. WILLIAM E SUMNER III MD, FACS
NPI 1174531586
Surgery - Surgical Oncology in Jacksonville, FL
About Dr. William E Sumner Iii Md, Facs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM E SUMNER III MD, FACS (NPI 1174531586) is an individual surgical oncology provider in Jacksonville, Florida, licensed in Florida (ME93361) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Ascension St Vincent's Riverside, and is a graduate of University Of South Florida College Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. William E Sumner Iii Md, Facs is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show William Sumner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Jacksonville, FL 32223
- Reassigned Medicare billing, Florida enrollment
- 321 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension St Vincent's Riverside
Acute Care Hospitals · Jacksonville, FLBaptist Health Medical Center - Jacksonville
Acute Care Hospitals · Jacksonville, FLAscension St Vincent's Southside
Acute Care Hospitals · Jacksonville, FLAscension St Vincent's Clay County
Acute Care Hospitals · Middleburg, FLAscension St Vincent's St Johns County
Acute Care Hospitals · St Johns, FLPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 32204 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
JACKSONVILLE, FL 32204
JACKSONVILLE, FL 32204
JACKSONVILLE, FL 32204
JACKSONVILLE, FL 32204
JACKSONVILLE, FL 32204
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is William Sumner's NPI number?
The NPI number for William Sumner is 1174531586. It was assigned to this individual provider in the NPPES registry on August 3, 2006.
Where is William Sumner located?
William Sumner practices at 2 Shircliff Way Suite 500, Jacksonville, FL 32204. The listed phone number is (904) 389-8871.
What is William Sumner's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.
Is William Sumner enrolled in Medicare?
Yes. William Sumner is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for William Sumner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Sumner reassigns Medicare benefits to North Florida Surgeons, PA (Jacksonville, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Sumner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Sumner accept?
Health plans from AvMed, Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) and 1 other insurer list William Sumner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is William Sumner affiliated with any hospitals?
According to CMS data, William Sumner is affiliated with Ascension St Vincent's Riverside, Baptist Health Medical Center - Jacksonville, Ascension St Vincent's Southside, Ascension St Vincent's Clay County and Ascension St Vincent's St Johns County.
When was this NPI record last updated?
The NPPES record for William Sumner was last updated on July 22, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.