Sami Mazbar, MD
NPI 1134206063 · Nephrology Physician · Santa Clara, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sami Mazbar, MD is a Nephrology Physician provider in Santa Clara, CA (NPI 1134206063).
Provider details
- NPI number
- 1134206063
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A41381 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 222 | 87 |
| Atorvastatin Calcium | 136 | 55 |
| Losartan Potassium | 136 | 60 |
| Metoprolol Tartrate | 113 | 44 |
| Furosemide | 57 | 33 |
| Allopurinol | 55 | 27 |
| Sevelamer Carbonate | 55 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$238 across 2 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
- 2006-10-31
- Last updated
- 2021-11-30
Frequently asked questions
- What is Sami Mazbar's NPI number?
- Sami Mazbar's National Provider Identifier (NPI) is 1134206063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sami Mazbar's specialty?
- Sami Mazbar is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sami Mazbar located?
- Sami Mazbar's practice location on file with NPPES is 710 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Sami Mazbar's phone number?
- The practice phone number listed in the NPPES registry for Sami Mazbar is (408) 851-1000.
- Does Sami Mazbar accept Medicare?
- Sami Mazbar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sami Mazbar's NPI active?
- Yes — Sami Mazbar's NPI (1134206063) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.