Ruben R. Plentz, MD

Medicare activity in 2024

Official CMS public-use data for Ruben R. Plentz, 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.

Most frequent services

1. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)41 services
2. Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43235)29 services
3. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)25 services
4. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)24 services
5. Biopsy of large bowel using a flexible endoscope (45380)22 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 cholesterol75%
• Arthritis53%
• Diabetes50%
• Ischemic heart disease38%
• Anxiety38%

Hospitals where Ruben R. Plentz works

Medicare's Facility Affiliation Data lists Ruben R. Plentz 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.

• University of Kentucky HospitalLexington, KY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 180067

Practice locations

Addresses where Ruben R. Plentz is enrolled with Medicare (CMS data updated October 2, 2026).

• 740 S Limestone StLexington, KY 40508 (859) 257‑8562

Group practices

Medicare enrollment lists Ruben R. Plentz as a member of this group (CMS data updated October 2, 2026).

• Kentucky Medical Services Foundation, Inc967 clinicians in the group

Specialties

• Gastroenterologyprimary

Find other Gastroenterology doctors in Kentucky →

Other gastroenterologists in Lexington

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

• Alla Y. Grigorian, MD
• Joseph E. Auer
• Warren N. Frank, MD
• Stephen P. Schindler, MD
• Samuel H. Mardini, MD
• Kathleen R. Martin, MD
• Victor A. Howard
• Marijeta Pekez, MD

All gastroenterologists in Lexington →

Other clinicians in Kentucky Medical Services Foundation, Inc

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

• Zhonglin Hao, MD
• Malay B. Shah, MD
• Srinath Kamineni, MD
• Samuel H. Byron, DO
• Mara R. Arterburn, DO
• Fareed A. Rifai, MD

Clinician information

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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians