Quick answers
- Does Richard A. Santa Cruz accept Medicare assignment?
- Yes. Medicare's clinician data says Richard A. Santa Cruz 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 Richard A. Santa Cruz see?
- In 2024, CMS data shows 1,145 Original Medicare patients and 5,022 services for Richard A. Santa Cruz. This counts Original Medicare only and measures volume, not quality.
- What is Richard A. Santa Cruz's NPI number?
- 1861423758. 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 Richard A. Santa Cruz, 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 | 1,145 |
|---|---|
| Services billed to Medicare | 5,022 |
| Different services or procedures | 97 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)853 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)612 services
- Injection, regadenoson, 0.1 mg (J2785)428 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)408 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)324 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%
- Arthritis55%
- Ischemic heart disease51%
- Chronic kidney disease37%
- Atrial fibrillation35%
Hospitals where Richard A. Santa Cruz works
Medicare's Facility Affiliation Data lists Richard A. Santa Cruz 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.
- Holy Family MemorialManitowoc, WI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 520107
- Thedacare Medical Center - ShawanoShawano, WI · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 521346
- Thedacare Medical Center-WaupacaWaupaca, WI · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 521334
- Thedacare Regional Medical Center - Appleton IncAppleton, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520160
- Thedacare Regional Medical Center - NeenahNeenah, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520045
Practice locations
Addresses where Richard A. Santa Cruz is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 1081 E Johnson StFond Du Lac, WI 54935 (920) 367‑6700
- 1414 N Taylor DrSheboygan, WI 53081 (920) 320‑2436
- 1650 S 41st StManitowoc, WI 54220 (920) 320‑2011
- 1818 N Meade StAppleton, WI 54911 (920) 735‑7645
- 2300 Western AveManitowoc, WI 54220 (920) 320‑2011
Group practices
Medicare enrollment lists Richard A. Santa Cruz as a member of these groups (CMS data updated October 2, 2026).
- Thedacare, Incorporated647 clinicians in the group
- Froedtert Manitowoc Medical Group, LLC156 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Wisconsin →
Other cardiologists in Fond Du Lac
Clinicians with the same Medicare primary specialty in Fond Du Lac, WI — not a recommendation.
Other clinicians in Thedacare, Incorporated
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1999 (27 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1861423758 |
| 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