Jonathan Zaroff, MD
NPI 1902857279 · Cardiovascular Disease Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Zaroff, MD is a Cardiovascular Disease Physician provider in San Francisco, CA (NPI 1902857279).
Provider details
- NPI number
- 1902857279
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G84684 (CA)
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 tenure33% of score
20 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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 159 | 55 |
| Atorvastatin Calcium | 155 | 53 |
| Amlodipine Besylate | 80 | 29 |
| Furosemide | 75 | 27 |
| Spironolactone | 66 | 23 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er | 48 | 19 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,105 across 9 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
- 2006-05-12
- Last updated
- 2021-12-22
Frequently asked questions
- What is Jonathan Zaroff's NPI number?
- Jonathan Zaroff's National Provider Identifier (NPI) is 1902857279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Zaroff's specialty?
- Jonathan Zaroff is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Zaroff located?
- Jonathan Zaroff's practice location on file with NPPES is 350 Parnassus Ave, San Francisco, CA 94117-3608.
- What is Jonathan Zaroff's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Zaroff is (415) 353-2873.
- Does Jonathan Zaroff accept Medicare?
- Jonathan Zaroff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Zaroff's NPI active?
- Yes — Jonathan Zaroff's NPI (1902857279) is active in the NPPES registry as of the last update on 2021-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.