Yannis N. Kolettis, MD

Medicare activity in 2024

Official CMS public-use data for Yannis N. Kolettis, 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. Established patient complete exam of visual system (92014)1,569 services
2. Measurement of corneal curvature and depth of eye (92136)410 services
3. Removal of cataract with insertion of prosthetic lens (66984)373 services
4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)276 services
5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)247 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 cholesterol75%
• High blood pressure72%
• Arthritis40%
• Diabetes31%
• Chronic kidney disease27%
• Ischemic heart disease21%

Hospitals where Yannis N. Kolettis works

Medicare's Facility Affiliation Data lists Yannis N. Kolettis 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.

• Carle Health Pekin HospitalPekin, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140120
• Carle Health Proctor HospitalPeoria, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140013
• Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140067

Practice locations

Addresses where Yannis N. Kolettis is enrolled with Medicare (CMS data updated October 2, 2026).

• 2709 Broadway StPekin, IL 61554 (309) 243‑2400
• 8921 N Wood Sage RdPeoria, IL 61615 (309) 243‑2400
• 93 Eastgate DrWashington, IL 61571 (309) 243‑2400

Group practices

Medicare enrollment lists Yannis N. Kolettis as a member of this group (CMS data updated October 2, 2026).

• Wyman Sicher Eye Associates SC20 clinicians in the group

Specialties

• Ophthalmologyprimary

Find other Ophthalmology doctors in Illinois →

Other ophthalmologists in Illinois

Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.

• Terrence M. Murphy, MD
• Linas A. Sidrys, MD
• Hercules D. Logothetis, MD
• William Anderson, MD
• Craig H. Gerstein, MD
• Tayaba N. Azher, MD
• Michael J. Heiferman, MD
• Rocio Bentivegna, MD

All ophthalmologists in Illinois →

Other clinicians in Wyman Sicher Eye Associates SC

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

• Jacqueline A. Crow, OD
• Evan P. Lagouros, MD
• Tina R. Thomas, OD
• John P. Rhode, MD
• James P. Wilson, OD
• Kammy Lin, OD

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