Quick answers
- Does Charles Wojnarski accept Medicare assignment?
- Yes. Medicare's clinician data says Charles Wojnarski 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 Charles Wojnarski see?
- In 2024, CMS data shows 220 Original Medicare patients and 434 services for Charles Wojnarski. This counts Original Medicare only and measures volume, not quality.
- What is Charles Wojnarski's NPI number?
- 1194040030. 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 Charles Wojnarski, 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 | 220 |
|---|---|
| Services billed to Medicare | 434 |
| Different services or procedures | 39 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)132 services
- Replacement of aortic valve through the skin and femoral artery (33361)63 services
- Coronary artery bypass using artery graft, 1 graft (33533)30 services
- Harvest of vein using an endoscope (33508)29 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)25 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%
- Ischemic heart disease75%
- Arthritis60%
- Atrial fibrillation56%
- Heart failure52%
Hospitals where Charles Wojnarski works
Medicare's Facility Affiliation Data lists Charles Wojnarski 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.
- HonorHealth Deer Valley Medical CenterPhoenix, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030092
- HonorHealth Scottsdale Shea Medical CenterScottsdale, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030087
Practice locations
Addresses where Charles Wojnarski is enrolled with Medicare (CMS data updated October 2, 2026).
- 10210 N 92nd St, Suite 300Scottsdale, AZ 85258 (480) 882‑7750
Group practices
Medicare enrollment lists Charles Wojnarski as a member of this group (CMS data updated October 2, 2026).
- HonorHealth Ambulatory630 clinicians in the group
Specialties
- Thoracic Surgeryprimary
Other thoracic surgeons in Scottsdale
Clinicians with the same Medicare primary specialty in Scottsdale, AZ — not a recommendation.
Other clinicians in HonorHealth Ambulatory
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2010 (16 years since medical school) |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194040030 |
| 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