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Urology

William K. Ballentine Iii, MD

Works at hospitals in Lexington, KY · Kentucky

Summary

Dr. William K. Ballentine Iii, MD is a urologist at 740 S Limestone St, Lexington, KY 40508. Phone: (859) 257-8562. Accepts Medicare assignment. NPI 1982051330. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Urologist (Medicare lists Urology)
  • Address: 740 S Limestone St, Lexington, KY 40508 · Directions
  • Phone: (859) 257‑8562
  • Medicare: Accepts Medicare assignment
  • Hospital: University of Kentucky Hospital
  • Group practice: Kentucky Medical Services Foundation, Inc
  • Medical school: University Of North Carolina At Chapel Hill School Of Medicine · graduated 2011 (15 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about William K. Ballentine Iii, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does William K. Ballentine Iii accept Medicare assignment?
Yes. Medicare's clinician data says William K. Ballentine Iii 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.
What is William K. Ballentine Iii's NPI number?
1982051330. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where William K. Ballentine Iii works

Medicare's Facility Affiliation Data lists William K. Ballentine Iii 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.

Practice locations

Addresses where William K. Ballentine Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists William K. Ballentine Iii as a member of this group (CMS data updated October 2, 2026).

  • Kentucky Medical Services Foundation, Inc967 clinicians in the group

Specialties

Find other Urology doctors in Kentucky →

Other urologists in Lexington

Clinicians with the same Medicare primary specialty in Lexington, KY — not a recommendation.

All urologists in Lexington →

Other clinicians in Kentucky Medical Services Foundation, Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of North Carolina At Chapel Hill School Of Medicine
Graduation year2011 (15 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1982051330
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians