Quick answers
- Which hospitals does Roger G. Ishac work at?
- Medicare's official clinician data lists Roger G. Ishac at 5 hospitals: Adirondack Medical Center - Saranac Lake, Canton-Potsdam Hospital, Elizabethtown Community Hospital, The University of Vermont Health Network - Champl… and The University of Vermont Health Network-Alice Hy. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Roger G. Ishac see patients?
- Medicare's clinician data lists 3 practice locations, including Plattsburgh, NY and Elizabethtown, NY. Call before your visit to confirm the address.
- What is Roger G. Ishac's specialty?
- Medicare lists Interventional Cardiology as the primary specialty, and also Internal Medicine.
- Does Roger G. Ishac accept Medicare assignment?
- Yes. Medicare's clinician data says Roger G. Ishac 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.
- Does Roger G. Ishac offer telehealth?
- Medicare's clinician data says Roger G. Ishac offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Roger G. Ishac?
- (518) 673-6377, as listed in official Medicare / NPI Registry data.
- What is Roger G. Ishac's NPI number?
- 1902981871. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Roger G. Ishac works
Medicare's Facility Affiliation Data lists Roger G. Ishac at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adirondack Medical Center - Saranac LakeSaranac Lake, NY · Acute Care Hospital · CCN 330079
- Canton-Potsdam HospitalPotsdam, NY · Acute Care Hospital · CCN 330197
- Elizabethtown Community HospitalElizabethtown, NY · Critical Access Hospital · CCN 331302
- The University of Vermont Health Network - Champl…Plattsburgh, NY · Acute Care Hospital · CCN 330250
- The University of Vermont Health Network-Alice HyMalone, NY · Critical Access Hospital · CCN 331321
Practice locations
Addresses where Roger G. Ishac is enrolled with Medicare (CMS data updated 2026-10-02).
- 210 Cornelia St, Suite 401Plattsburgh, NY 12901
- 75 Beekman StPlattsburgh, NY 12901
- 75 Park StElizabethtown, NY 12932 (518) 673‑6377
Group practices
Medicare enrollment lists Roger G. Ishac as a member of these groups (CMS data updated 2026-10-02).
- Champlain Valley Physicians Hospital Medical Center361 clinicians in the group
- Elizabethtown Community Hospital59 clinicians in the group
Specialties
- Interventional Cardiologyprimary
- Internal Medicinealso
Other interventional cardiologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1902981871 |
| 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