Isamuel Santos Roales, M.D.
NPI 1477990133 · Cardiovascular Disease Physician · Cayey, PR
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isamuel Santos Roales, M.D. is a Cardiovascular Disease Physician provider in Cayey, PR (NPI 1477990133).
Provider details
- NPI number
- 1477990133
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 19394 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
57 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $88 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 12 | $108 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 11 | $61 |
Typical Medicare-allowed amounts for these services range $61–$108 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,896 | 454 |
| Metoprolol Succinate | 1,535 | 342 |
| Amlodipine Besylate | 1,430 | 343 |
| Losartan Potassium | 1,074 | 251 |
| Apixabanbrand: Eliquis | 784 | 188 |
| Rosuvastatin Calcium | 747 | 182 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$357 across 24 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-03
- Last updated
- 2019-07-03
Frequently asked questions
- What is Isamuel Santos Roales's NPI number?
- Isamuel Santos Roales's National Provider Identifier (NPI) is 1477990133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isamuel Santos Roales's specialty?
- Isamuel Santos Roales is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Isamuel Santos Roales located?
- Isamuel Santos Roales's practice location on file with NPPES is 10 Calle Baldorioty, Cayey, PR 00736.
- What is Isamuel Santos Roales's phone number?
- The practice phone number listed in the NPPES registry for Isamuel Santos Roales is (787) 738-6444.
- Does Isamuel Santos Roales accept Medicare?
- Isamuel Santos Roales is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isamuel Santos Roales's NPI active?
- Yes — Isamuel Santos Roales's NPI (1477990133) is active in the NPPES registry as of the last update on 2019-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.