Alexander Perino, MD
NPI 1639435100 · Clinical Cardiac Electrophysiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Perino, MD is a Clinical Cardiac Electrophysiology Physician provider in Stanford, CA (NPI 1639435100).
Provider details
- NPI number
- 1639435100
- Entity type
- Individual
- Primary specialty
- Clinical Cardiac Electrophysiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A126531 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
14 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
2,502 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) |
|---|---|---|
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System, Remote Up to 90 Days93294 | 481 | $33 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 365 | $9 |
| Evaluation of Single, Dual, Or Multiple Lead Implantable Defibrillator System, Remote Up to 90 Days93295 | 264 | $41 |
| Heart Rhythm Review and Interpretation of Continous External Ekg Over 8-15 Days93248 | 167 | $29 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 117 | $133 |
| Comprehensive Electrophysiologic Evaluation With Catheter Destruction of Abnormality Causing Atrial Fibrillation (uncoordinated Contraction of Upper Chambers of Heart) By Pulmonary Vein Isolation |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 195 | 69 |
| Pantoprazole Sodium | 90 | 83 |
| Metoprolol Succinate | 89 | 31 |
| Sucralfate | 69 | 66 |
| Rivaroxabanbrand: Xarelto | 38 | 13 |
| Flecainide Acetate | 36 | 17 |
| Sotalol Hclbrand: Sotalol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19,323 across 76 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
- 2012-04-09
- Last updated
- 2024-04-24
- Certified
- 2024-04-24
Frequently asked questions
- What is Alexander Perino's NPI number?
- Alexander Perino's National Provider Identifier (NPI) is 1639435100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Perino's specialty?
- Alexander Perino is listed in the NPPES registry with a primary specialty of Clinical Cardiac Electrophysiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Perino located?
- Alexander Perino's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-5109.
- What is Alexander Perino's phone number?
- The practice phone number listed in the NPPES registry for Alexander Perino is (650) 723-6661.
- Does Alexander Perino accept Medicare?
- Alexander Perino is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Perino's NPI active?
- Yes — Alexander Perino's NPI (1639435100) is active in the NPPES registry as of the last update on 2024-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.