WILLIAM D ROBINSON DO
NPI 1891176111
Internal Medicine in Knoxville, TN
About William D Robinson Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM D ROBINSON DO (NPI 1891176111) is an individual internal medicine provider in Knoxville, Tennessee, licensed in Tennessee (3989) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with University Health System, Inc, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
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
William D Robinson Do 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 Robinson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Knoxville, TN 37923
- Reassigned Medicare billing, Tennessee enrollment
- 1,003 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 36
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Health System, Inc
Acute Care Hospitals · Knoxville, TNMethodist Medical Center Of Oak Ridge
Acute Care Hospitals · Oak Ridge, TNParkwest Medical Center
Acute Care Hospitals · Knoxville, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37923 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KNOXVILLE, TN 37923
KNOXVILLE, TN 37923
KNOXVILLE, TN 37923
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 Robinson's NPI number?
The NPI number for William Robinson is 1891176111. It was assigned to this individual provider in the NPPES registry on June 11, 2015.
Where is William Robinson located?
William Robinson practices at 9333 Park West Blvd Ste 200, Knoxville, TN 37923. The listed phone number is (865) 531-4600.
What is William Robinson's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is William Robinson enrolled in Medicare?
Yes. William Robinson 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 Robinson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Robinson reassigns Medicare benefits to Summit Medical Group, PLLC (Knoxville, TN). 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 Robinson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Robinson accept?
Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama and Ambetter of North Carolina and 4 other insurers list William Robinson 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 Robinson affiliated with any hospitals?
According to CMS data, William Robinson is affiliated with University Health System, Inc, Methodist Medical Center Of Oak Ridge and Parkwest Medical Center.
When was this NPI record last updated?
The NPPES record for William Robinson was last updated on August 26, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.