Quick answers
- Which hospitals does Jason Finkelstein work at?
- Medicare's official clinician data lists Jason Finkelstein at 3 hospitals: Medical City Alliance, Medical City Denton and The Heart Hospital Baylor Denton. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jason Finkelstein see patients?
- Medicare's clinician data lists 2 practice locations, including Freeport, NY and Fayetteville, AR. Call before your visit to confirm the address.
- What is Jason Finkelstein's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Jason Finkelstein accept Medicare assignment?
- Yes. Medicare's clinician data says Jason Finkelstein 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 Jason Finkelstein?
- (516) 546-9200, as listed in official Medicare / NPI Registry data.
- What is Jason Finkelstein's NPI number?
- 1750355103. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jason Finkelstein works
Medicare's Facility Affiliation Data lists Jason Finkelstein at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Medical City AllianceFort Worth, TX · Acute Care Hospital · CCN 670103
- Medical City DentonDenton, TX · Acute Care Hospital · CCN 450634
- The Heart Hospital Baylor DentonDenton, TX · Acute Care Hospital · CCN 450893
Practice locations
Addresses where Jason Finkelstein is enrolled with Medicare (CMS data updated 2026-10-02).
- 115 W Sunrise HwyFreeport, NY 11520 (516) 546‑9200
- 1695 E Rainforest RdFayetteville, AR 72703 (479) 445‑6460
Group practices
Medicare enrollment lists Jason Finkelstein as a member of these groups (CMS data updated 2026-10-02).
- Roller Weight Loss Institute, Inc.24 clinicians in the group
- Western Nassau Diagnostic Imaging Services PC9 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New York →
Other cardiologists in Freeport
Clinicians with the same Medicare primary specialty in Freeport, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1750355103 |
| 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