Quick answers
- Does Boris G. Chusid accept Medicare assignment?
- Yes. Medicare's clinician data says Boris G. Chusid 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 Boris G. Chusid see?
- In 2024, CMS data shows 207 Original Medicare patients and 486 services for Boris G. Chusid. This counts Original Medicare only and measures volume, not quality.
- What is Boris G. Chusid's NPI number?
- 1518967769. 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 Boris G. Chusid, 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 | 207 |
|---|---|
| Services billed to Medicare | 486 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)232 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)52 services
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)49 services
- Diagnostic exam of large bowel using a flexible endoscope (45378)33 services
- Biopsy of large bowel using a flexible endoscope (45380)27 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%
- Arthritis55%
- Diabetes52%
- Ischemic heart disease34%
- Depression30%
Practice locations
Addresses where Boris G. Chusid is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1065 Southern BlvdBronx, NY 10459 (718) 589‑2440
- 11129 Queens BlvdForest Hills, NY 11375 (718) 275‑8900
- 1655 E 13th StBrooklyn, NY 11229 (718) 339‑6300
- 3007 Farragut RdBrooklyn, NY 11210 (718) 434‑0711
- 625 E Fordham RdBronx, NY 10458 (718) 933‑1900
Group practices
Medicare enrollment lists Boris G. Chusid as a member of these groups (CMS data updated October 2, 2026).
- Urban Health Plan Inc157 clinicians in the group
- Be Well Primary Health Care Center LLC43 clinicians in the group
- Medex Diagnostic and Treatment Center LLC27 clinicians in the group
- B and L Health Inc25 clinicians in the group
- Medalliance Medical Health Services Inc18 clinicians in the group
- Ajay 28 LLC17 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Bronx
Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.
Other clinicians in Urban Health Plan Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Warren Alpert Medical School Of Brown University |
| Graduation year | 1991 (35 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518967769 |
| 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