Pedro Diaz Santana, MD
NPI 1639177991 · Interventional Cardiology Physician · Laredo, TX
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pedro Diaz Santana, MD is a Interventional Cardiology Physician provider in Laredo, TX (NPI 1639177991).
Provider details
- NPI number
- 1639177991
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 10030 (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
20 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
802 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 301 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 253 | $117 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 119 | $177 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 34 | $62 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $83 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Labetalol Hcl | 265 | 83 |
| Amlodipine Besylate | 172 | 68 |
| Nifedipinebrand: Nifedipine Er | 162 | 55 |
| Metoprolol Succinate | 131 | 58 |
| Amlodipine Bes/Olmesartan Medbrand: Amlodipine-Olmesartan | 127 | 47 |
| Amlodipine Besylate/Benazeprilbrand: Amlodipine Besylate-Benazepril | 103 | 38 |
| Carvedilol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$89 across 5 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
- 2005-07-11
- Last updated
- 2023-03-07
Frequently asked questions
- What is Pedro Diaz Santana's NPI number?
- Pedro Diaz Santana's National Provider Identifier (NPI) is 1639177991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pedro Diaz Santana's specialty?
- Pedro Diaz Santana is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Pedro Diaz Santana located?
- Pedro Diaz Santana's practice location on file with NPPES is 10710 Mcpherson Rd, Laredo, TX 78045.
- What is Pedro Diaz Santana's phone number?
- The practice phone number listed in the NPPES registry for Pedro Diaz Santana is (956) 717-2328.
- Does Pedro Diaz Santana accept Medicare?
- Pedro Diaz Santana is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pedro Diaz Santana's NPI active?
- Yes — Pedro Diaz Santana's NPI (1639177991) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.