Quick answers
- Where does Robert Chillianis see patients?
- Medicare's clinician data lists 3 practice locations, including Massapequa, NY and Deer Park, NY. Call before your visit to confirm the address.
- What is Robert Chillianis's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Robert Chillianis accept Medicare assignment?
- Medicare's clinician data says Robert Chillianis 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 Robert Chillianis?
- (516) 798-3789, as listed in official Medicare / NPI Registry data.
- What is Robert Chillianis's NPI number?
- 1891561148. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Robert Chillianis is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 Grand AveMassapequa, NY 11758 (516) 798‑3789
- 2103 Deer Park AveDeer Park, NY 11729 (516) 622‑9797
- 5500 Merrick RdMassapequa, NY 11758 (516) 798‑3789
Group practices
Medicare enrollment lists Robert Chillianis as a member of these groups (CMS data updated 2026-10-02).
- Raymond N Cecora PT PC9 clinicians in the group
- Syosset Physical Therapy and Athletic Training PLLC9 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, New York →
Other physical therapists in Massapequa
Clinicians with the same Medicare primary specialty in Massapequa, NY — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1891561148 |
| 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 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