Quick answers
- Does Guilherme H. Oliveira accept Medicare assignment?
- Yes. Medicare's clinician data says Guilherme H. Oliveira 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 Guilherme H. Oliveira see?
- In 2024, CMS data shows 268 Original Medicare patients and 635 services for Guilherme H. Oliveira. This counts Original Medicare only and measures volume, not quality.
- What is Guilherme H. Oliveira's NPI number?
- 1699879098. 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 Guilherme H. Oliveira, 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 | 268 |
|---|---|
| Services billed to Medicare | 635 |
| Different services or procedures | 26 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)249 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)109 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)73 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)68 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)24 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%
- Heart failure72%
- Chronic kidney disease62%
- Diabetes54%
Hospitals where Guilherme H. Oliveira works
Medicare's Facility Affiliation Data lists Guilherme H. Oliveira 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 TampaTampa, FL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 100173
- Morton Plant HospitalClearwater, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100127
- St Josephs HospitalTampa, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100075
- Tampa General HospitalTampa, FL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 100128
Practice locations
Addresses where Guilherme H. Oliveira is enrolled with Medicare (CMS data updated October 2, 2026).
- 5 Tampa General CirTampa, FL 33606 (813) 844‑7000
Group practices
Medicare enrollment lists Guilherme H. Oliveira as a member of this group (CMS data updated October 2, 2026).
- Tampa General Medical Group Inc355 clinicians in the group
Specialties
Find other Advanced Heart Failure and Transplant Cardiology doctors in Florida →
Other heart failure and transplant cardiologists in Tampa
Clinicians with the same Medicare primary specialty in Tampa, FL — not a recommendation.
Other clinicians in Tampa General Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 (32 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699879098 |
| 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