Quick answers
- Does Brendon P. Reilly accept Medicare assignment?
- Yes. Medicare's clinician data says Brendon P. Reilly 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 Brendon P. Reilly see?
- In 2024, CMS data shows 348 Original Medicare patients and 1,030 services for Brendon P. Reilly. This counts Original Medicare only and measures volume, not quality.
- What is Brendon P. Reilly's NPI number?
- 1558724625. 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 Brendon P. Reilly, 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 | 348 |
|---|---|
| Services billed to Medicare | 1,030 |
| Different services or procedures | 95 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)203 services
- Ultrasound study of arm and leg arteries (93922)115 services
- Ultrasound of leg arteries or artery grafts (93925)93 services
- Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes (99153)42 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)40 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%
- Chronic kidney disease54%
- Arthritis50%
- Ischemic heart disease50%
- Diabetes45%
Hospitals where Brendon P. Reilly works
Medicare's Facility Affiliation Data lists Brendon P. Reilly 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.
- Brooks-Tlc Hospital System, IncDunkirk, NY · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 330229
- Mercy Hospital of BuffaloBuffalo, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330279
- Mount St. Mary's Hospital & Health CenterLewiston, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330188
- Olean General HospitalOlean, NY · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 330103
- Sisters of Charity HospitalBuffalo, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330078
Practice locations
Addresses where Brendon P. Reilly is enrolled with Medicare (CMS data updated October 2, 2026).
- 1900 Ridge Rd, Suite 209West Seneca, NY 14224 (716) 671‑8393
Group practices
Medicare enrollment lists Brendon P. Reilly as a member of this group (CMS data updated October 2, 2026).
- Alvarez MD and Leary MD PC5 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Other clinicians in Alvarez MD and Leary MD PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Buffalo School Of Medicine |
| Graduation year | 2016 (10 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558724625 |
| 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