Quick answers
- Which hospitals does Michael Sileo work at?
- Medicare's official clinician data lists Michael Sileo at 1 hospital: St Charles Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael Sileo see patients?
- Medicare's clinician data lists 2 practice locations, including East Setauket, NY and Riverhead, NY. Call before your visit to confirm the address.
- What is Michael Sileo's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Michael Sileo accept Medicare assignment?
- Yes. Medicare's clinician data says Michael Sileo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Michael Sileo?
- (631) 689-6698, as listed in official Medicare / NPI Registry data.
- What is Michael Sileo's NPI number?
- 1023208543. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael Sileo works
Medicare's Facility Affiliation Data lists Michael Sileo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Charles HospitalPort Jefferson, NY · Acute Care Hospital · CCN 330246
Practice locations
Addresses where Michael Sileo is enrolled with Medicare (CMS data updated 2026-10-02).
- 6 Technology Dr, Suite 100East Setauket, NY 11733 (631) 689‑6698
- 74 Commerce Ave, Suite 4Riverhead, NY 11901 (631) 689‑6698
Group practices
Medicare enrollment lists Michael Sileo as a member of this group (CMS data updated 2026-10-02).
- Orthopedic Assoc of Long Island Physicians and Medical Group PLLC32 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in East Setauket
Clinicians with the same Medicare primary specialty in East Setauket, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Stony Brook, School Of Medicine |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023208543 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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