Quick answers
- Which hospitals does Oleg Vishnevsky work at?
- Medicare's official clinician data lists Oleg Vishnevsky at 1 hospital: Thomas Jefferson University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Oleg Vishnevsky see patients?
- Medicare's clinician data lists 2 practice locations, including Philadelphia, PA. Call before your visit to confirm the address.
- What is Oleg Vishnevsky's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Oleg Vishnevsky accept Medicare assignment?
- Yes. Medicare's clinician data says Oleg Vishnevsky 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 Oleg Vishnevsky?
- (215) 676-8300, as listed in official Medicare / NPI Registry data.
- What is Oleg Vishnevsky's NPI number?
- 1700104957. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Oleg Vishnevsky works
Medicare's Facility Affiliation Data lists Oleg Vishnevsky at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Thomas Jefferson University HospitalPhiladelphia, PA · Acute Care Hospital · CCN 390174
Practice locations
Addresses where Oleg Vishnevsky is enrolled with Medicare (CMS data updated 2026-10-02).
- 8001 Roosevelt Blvd, Suite 403Philadelphia, PA 19152 (215) 676‑8300
- 925 Chestnut St, MezzaninePhiladelphia, PA 19107 (215) 955‑5050
Group practices
Medicare enrollment lists Oleg Vishnevsky as a member of this group (CMS data updated 2026-10-02).
- Jefferson University Physicians1,531 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Pennsylvania →
Other cardiologists in Philadelphia
Clinicians with the same Medicare primary specialty in Philadelphia, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700104957 |
| 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