Quick answers
- Does William Kalhorn accept Medicare assignment?
- Yes. Medicare's clinician data says William Kalhorn 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 William Kalhorn see?
- In 2024, CMS data shows 172 Original Medicare patients and 181 services for William Kalhorn. This counts Original Medicare only and measures volume, not quality.
- What is William Kalhorn's NPI number?
- 1386353506. 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 William Kalhorn, 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 | 172 |
|---|---|
| Services billed to Medicare | 181 |
| Different services or procedures | 52 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Anesthesia for procedure for total knee joint replacement (01402)17 services
- Anesthesia for x-ray or radiation therapy (01922)14 services
- Anesthesia for total hip replacement (01214)13 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%
- Arthritis64%
- Ischemic heart disease37%
- Depression31%
- Anxiety30%
Hospitals where William Kalhorn works
Medicare's Facility Affiliation Data lists William Kalhorn 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.
- AdventHealth Shawnee MissionShawnee Mission, KS · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 170104
- University of Kansas HospitalKansas City, KS · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 170040
Practice locations
Addresses where William Kalhorn is enrolled with Medicare (CMS data updated October 2, 2026).
- 10500 Quivira RdOverland Park, KS 66215 (913) 541‑5528
- 19550 E 39th St, 100 Centerpoint Ambulatory Surgery CenterIndependence, MO 64057 (816) 478‑2600
- 19600 E 39th St, Centerpoint Medical CenterIndependence, MO 64057 (816) 698‑7000
- 4000 Cambridge StKansas City, KS 66160 (913) 588‑1227
- 5721 W 119th St, Menorah Medical CenterOverland Park, KS 66209 (913) 498‑6000
Group practices
Medicare enrollment lists William Kalhorn as a member of these groups (CMS data updated October 2, 2026).
- Kansas University Physicians Inc1,849 clinicians in the group
- Anesthesia Associates of Kansas City PA216 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Kansas →
Other nurse anesthetists in Overland Park
Clinicians with the same Medicare primary specialty in Overland Park, KS — not a recommendation.
Other clinicians in Kansas University Physicians Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386353506 |
| 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