Quick answers
- Does Vianney Villaruz accept Medicare assignment?
- Yes. Medicare's clinician data says Vianney Villaruz 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 Vianney Villaruz see?
- In 2024, CMS data shows 690 Original Medicare patients and 3,105 services for Vianney Villaruz. This counts Original Medicare only and measures volume, not quality.
- What is Vianney Villaruz's NPI number?
- 1598778011. 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 Vianney Villaruz, 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 | 690 |
|---|---|
| Services billed to Medicare | 3,105 |
| Different services or procedures | 61 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)592 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)337 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)267 services
- Insertion of needle into vein for collection of blood sample (36415)183 services
- Blood test, clotting time (85610)151 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 disease61%
- Arthritis58%
- Heart failure48%
- Atrial fibrillation41%
Hospitals where Vianney Villaruz works
Medicare's Facility Affiliation Data lists Vianney Villaruz 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.
- Cumberland Medical CenterCrossville, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 440009
- Fort Sanders Regional Medical CenterKnoxville, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440125
- Parkwest Medical CenterKnoxville, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440173
- University Health System, IncKnoxville, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 440015
Practice locations
Addresses where Vianney Villaruz is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 100 Lantana Rd, Suite 202Crossville, TN 38555 (931) 484‑5141
- 111 Clyde StLoudon, TN 37774 (865) 458‑1554
- 132 Stonehenge DrCrossville, TN 38558 (931) 484‑5141
- 421 S Main StCrossville, TN 38555 (931) 484‑9511
- 6600 Nightingale LnKnoxville, TN 37909 (865) 632‑5885
Group practices
Medicare enrollment lists Vianney Villaruz as a member of these groups (CMS data updated October 2, 2026).
- Covenant Medical Group Inc365 clinicians in the group
- Cumberland Medical Center, Inc.9 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Tennessee →
Other cardiologists in Crossville
Clinicians with the same Medicare primary specialty in Crossville, TN — not a recommendation.
Other clinicians in Covenant Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1987 (39 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598778011 |
| 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