Quick answers
- Where does Cory J. Gruner see patients?
- Medicare's clinician data lists 4 practice locations, including Whitestone, NY, East Patchogue, NY and Riverhead, NY. Call before your visit to confirm the address.
- What is Cory J. Gruner's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Cory J. Gruner accept Medicare assignment?
- Yes. Medicare's clinician data says Cory J. Gruner 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 Cory J. Gruner?
- (718) 767-0610, as listed in official Medicare / NPI Registry data.
- What is Cory J. Gruner's NPI number?
- 1780137042. 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 Cory J. Gruner is enrolled with Medicare (CMS data updated 2026-10-02).
- 2142 Utopia PkwyWhitestone, NY 11357 (718) 767‑0610
- 285 Sills Rd, Bldg 5 6East Patchogue, NY 11772 (631) 475‑2858
- 715 Roanoke Ave, Suite 5Riverhead, NY 11901 (631) 405‑5900
- 74 Commerce Ave, Suite 3Riverhead, NY 11901 (631) 369‑9110
Group practices
Medicare enrollment lists Cory J. Gruner as a member of these groups (CMS data updated 2026-10-02).
- Professional Occupational and Physical Therapy, PLLC495 clinicians in the group
- Orthopedic Assoc of Long Island Physicians and Medical Group PLLC32 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, New York →
Other physical therapists in Whitestone
Clinicians with the same Medicare primary specialty in Whitestone, NY — not a recommendation.
Clinician information
| Medical school | State University Of New York At Stony Brook, School Of Medicine |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1780137042 |
| 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