Quick answers
- Does Keary R. Williams Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Keary R. Williams Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Keary R. Williams Jr. see?
- In 2024, CMS data shows 80 Original Medicare patients and 148 services for Keary R. Williams Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Keary R. Williams Jr.'s NPI number?
- 1912958059. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Keary R. Williams Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 80 |
|---|---|
| Services billed to Medicare | 148 |
| Different services or procedures | 33 |
| Participating Medicare provider | Yes |
| Average age of these patients | 67 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)23 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)22 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)21 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol74%
- Arthritis66%
- Depression48%
- Diabetes45%
- Anxiety43%
Hospitals where Keary R. Williams Jr. works
Medicare's Facility Affiliation Data lists Keary R. Williams Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Fort Loudon Medical CenterLenoir City, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 440110
- Fort Sanders Regional Medical CenterKnoxville, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440125
- Methodist Medical Center of Oak RidgeOak Ridge, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 440034
- Parkwest Medical CenterKnoxville, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440173
Practice locations
Addresses where Keary R. Williams Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 6408 Papermill DrKnoxville, TN 37919 (865) 588‑8229
- 9430 Parkwest Blvd, Suite 310Knoxville, TN 37923 (865) 690‑5263
Group practices
Medicare enrollment lists Keary R. Williams Jr. as a member of this group (CMS data updated October 2, 2026).
- Premier Surgical Associates PLLC59 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Knoxville
Clinicians with the same Medicare primary specialty in Knoxville, TN — not a recommendation.
Other clinicians in Premier Surgical Associates PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 2000 (26 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912958059 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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