Quick answers
- Does Sherif S. El-Masry accept Medicare assignment?
- Yes. Medicare's clinician data says Sherif S. El-Masry 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 Sherif S. El-Masry see?
- In 2024, CMS data shows 427 Original Medicare patients and 47,169 services for Sherif S. El-Masry. This counts Original Medicare only and measures volume, not quality.
- What is Sherif S. El-Masry's NPI number?
- 1588611685. 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 Sherif S. El-Masry, 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 | 427 |
|---|---|
| Services billed to Medicare | 47,169 |
| Different services or procedures | 57 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, testosterone cypionate, 1 mg (J1071)41,200 services
- Injection, lidocaine hcl for intravenous infusion, 10 mg (J2001)960 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)798 services
- Urinalysis, manual test (81002)668 services
- Insertion of needle into vein for collection of blood sample (36415)477 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%
- Diabetes54%
- Chronic kidney disease54%
- Arthritis42%
- Ischemic heart disease36%
Hospitals where Sherif S. El-Masry works
Medicare's Facility Affiliation Data lists Sherif S. El-Masry at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- St John's Riverside HospitalYonkers, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330208
- St Joseph's Medical CenterYonkers, NY · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 330006
Practice locations
Addresses where Sherif S. El-Masry is enrolled with Medicare (CMS data updated October 2, 2026).
- 1034 N Broadway, Suite 2Yonkers, NY 10701 (914) 375‑5700
- 970 N Broadway, Suite 110Yonkers, NY 10701
Specialties
- Urologyprimary
Other urologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588611685 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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