Quick answers
- Does Louis C. Kantzavelos accept Medicare assignment?
- Yes. Medicare's clinician data says Louis C. Kantzavelos 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 Louis C. Kantzavelos see?
- In 2024, CMS data shows 877 Original Medicare patients and 2,291 services for Louis C. Kantzavelos. This counts Original Medicare only and measures volume, not quality.
- What is Louis C. Kantzavelos's NPI number?
- 1811106826. 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 Louis C. Kantzavelos, 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 | 877 |
|---|---|
| Services billed to Medicare | 2,291 |
| Different services or procedures | 60 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)841 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)190 services
- Diagnostic exam of bladder and urethra using an endoscope (52000)188 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)152 services
- Imaging of urinary tract following injection of a contrast agent (74420)102 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%
- Arthritis40%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)36%
- Ischemic heart disease29%
- Diabetes28%
Hospitals where Louis C. Kantzavelos works
Medicare's Facility Affiliation Data lists Louis C. Kantzavelos 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.
- Henry County Health CenterMount Pleasant, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161356
- Southeast Iowa Regional Medical CenterWest Burlington, IA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 160057
- University of Iowa Hospital & ClinicsIowa City, IA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 160058
Practice locations
Addresses where Louis C. Kantzavelos is enrolled with Medicare (CMS data updated October 2, 2026).
- 1221 S Gear AveWest Burlignton, IA 52655 (319) 768‑1000
- 1221 S Gear AveWest Burlington, IA 52655
- 1223 S Gear Ave, Suite 303West Burlington, IA 52655 (319) 768‑3925
Group practices
Medicare enrollment lists Louis C. Kantzavelos as a member of this group (CMS data updated October 2, 2026).
- Southeast Iowa Regional Medical Center Inc259 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Other clinicians in Southeast Iowa Regional Medical Center Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Illinois College Of Med (chi/peor/rock/chm-Urb) |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811106826 |
| 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