Porfirio Diaz Romero, M.D.
NPI 1942399126 · Cardiovascular Disease Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Porfirio Diaz Romero, M.D. is a Cardiovascular Disease Physician provider in San Juan, PR (NPI 1942399126).
Provider details
- NPI number
- 1942399126
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12157 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
418 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 | 163 | $90 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 130 | $14 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 51 | $190 |
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 17 | $187 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 16 | $110 |
| Telephone Medical Discussion With Physician, 5-10 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 1,297 | 451 |
| Metoprolol Succinate | 691 | 245 |
| Rosuvastatin Calcium | 670 | 271 |
| Losartan Potassium | 538 | 203 |
| Atorvastatin Calcium | 508 | 188 |
| Valsartan | 369 | 121 |
| Valsartan/Hydrochlorothiazidebrand: Valsartan-Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$769 across 19 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
- 2006-10-12
- Last updated
- 2024-08-05
- Certified
- 2024-07-30
Frequently asked questions
- What is Porfirio Diaz Romero's NPI number?
- Porfirio Diaz Romero's National Provider Identifier (NPI) is 1942399126, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Porfirio Diaz Romero's specialty?
- Porfirio Diaz Romero is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Porfirio Diaz Romero located?
- Porfirio Diaz Romero's practice location on file with NPPES is 525 Ave Fd Roosevelt, San Juan, PR 00918-8057.
- What is Porfirio Diaz Romero's phone number?
- The practice phone number listed in the NPPES registry for Porfirio Diaz Romero is (787) 414-8294.
- Does Porfirio Diaz Romero accept Medicare?
- Porfirio Diaz Romero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Porfirio Diaz Romero's NPI active?
- Yes — Porfirio Diaz Romero's NPI (1942399126) is active in the NPPES registry as of the last update on 2024-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.