Quick answers
- Does Leonardo R. Rivera Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Leonardo R. Rivera Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Leonardo R. Rivera Jr. see?
- In 2024, CMS data shows 312 Original Medicare patients and 554 services for Leonardo R. Rivera Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Leonardo R. Rivera Jr.'s NPI number?
- 1841567492. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Leonardo R. Rivera Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 312 |
|---|---|
| Services billed to Medicare | 554 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)261 services
- Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99304)127 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)45 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)44 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)24 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes65%
- Arthritis61%
- Ischemic heart disease55%
- Chronic kidney disease48%
Practice locations
Addresses where Leonardo R. Rivera Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 3030 Northern Blvd, Suite 501Long Island City, NY 11101 (718) 395‑6247
- 505 E 116 St, 2nd FloorNew York, NY 10029 (646) 362‑3178
Group practices
Medicare enrollment lists Leonardo R. Rivera Jr. as a member of this group (CMS data updated October 2, 2026).
- Israel Schur MD PLLC12 clinicians in the group
Specialties
- Vascular Surgeryprimary
- General Practicealso
Other vascular surgeons in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Other clinicians in Israel Schur MD PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 1987 (39 years since medical school) |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841567492 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians