Quick answers
- Which hospitals does Syed A. Masroor work at?
- Medicare's official clinician data lists Syed A. Masroor at 1 hospital: St Catherine of Siena Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Syed A. Masroor see patients?
- Medicare's clinician data lists 1 practice location in Ronkonkoma, NY. Call before your visit to confirm the address.
- What is Syed A. Masroor's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Syed A. Masroor accept Medicare assignment?
- Medicare's clinician data says Syed A. Masroor may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Syed A. Masroor?
- (631) 676-7656, as listed in official Medicare / NPI Registry data.
- What is Syed A. Masroor's NPI number?
- 1437701604. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Syed A. Masroor works
Medicare's Facility Affiliation Data lists Syed A. Masroor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Catherine of Siena HospitalSmithtown, NY · Acute Care Hospital · CCN 330401
Practice locations
Addresses where Syed A. Masroor is enrolled with Medicare (CMS data updated 2026-10-02).
- 3505 Veterans Memorial Hwy, Suite CRonkonkoma, NY 11779 (631) 676‑7656
Group practices
Medicare enrollment lists Syed A. Masroor as a member of these groups (CMS data updated 2026-10-02).
- Preferred Professional Medical Care PC14 clinicians in the group
- Home Medical Services PLLC3 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Ronkonkoma
Clinicians with the same Medicare primary specialty in Ronkonkoma, NY — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1437701604 |
| 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