Ranjan Ray, MD PHD
NPI 1033376017 · Advanced Heart Failure and Transplant Cardiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Advanced Heart Failure and Transplant Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ranjan Ray, MD PHD is a Advanced Heart Failure and Transplant Cardiology Physician provider in San Francisco, CA (NPI 1033376017).
Provider details
- NPI number
- 1033376017
- Entity type
- Individual
- Primary specialty
- Advanced Heart Failure and Transplant Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 228223 (MA)
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
18 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
1,800 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 436 | $232 |
| Evaluation of Lower Heart Chamber Assist Device93750 | 292 | $43 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 275 | $132 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 163 | $162 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 129 | $141 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 128 | 43 |
| Atorvastatin Calcium | 121 | 38 |
| Amlodipine Besylate | 110 | 41 |
| Apixabanbrand: Eliquis | 96 | 18 |
| Carvedilol | 82 | 25 |
| Furosemide | 73 | 29 |
| Lisinopril | 68 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$479 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
- 2008-05-19
- Last updated
- 2020-05-29
- Certified
- 2020-05-29
Frequently asked questions
- What is Ranjan Ray's NPI number?
- Ranjan Ray's National Provider Identifier (NPI) is 1033376017, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ranjan Ray's specialty?
- Ranjan Ray is listed in the NPPES registry with a primary specialty of Advanced Heart Failure and Transplant Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ranjan Ray located?
- Ranjan Ray's practice location on file with NPPES is 1100 Van Ness Ave Fl 3, San Francisco, CA 94109-6920.
- What is Ranjan Ray's phone number?
- The practice phone number listed in the NPPES registry for Ranjan Ray is (415) 600-5780.
- Does Ranjan Ray accept Medicare?
- Ranjan Ray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ranjan Ray's NPI active?
- Yes — Ranjan Ray's NPI (1033376017) is active in the NPPES registry as of the last update on 2020-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.