Quick answers
- Which hospitals does David A. O Neil work at?
- Medicare's official clinician data lists David A. O Neil at 4 hospitals: Jefferson Health- Northeast, Jefferson Stratford Hospital, Thomas Jefferson University Hospital and West Jersey Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David A. O Neil see patients?
- Medicare's clinician data lists 3 practice locations, including Turnersville, NJ, Voorhees, NJ and Philadelphia, PA. Call before your visit to confirm the address.
- What is David A. O Neil's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does David A. O Neil accept Medicare assignment?
- Yes. Medicare's clinician data says David A. O Neil 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 David A. O Neil offer telehealth?
- Medicare's clinician data says David A. O Neil offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for David A. O Neil?
- (856) 256-7513, as listed in official Medicare / NPI Registry data.
- What is David A. O Neil's NPI number?
- 1831158930. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David A. O Neil works
Medicare's Facility Affiliation Data lists David A. O Neil at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Jefferson Health- NortheastPhiladelphia, PA · Acute Care Hospital · CCN 390115
- Jefferson Stratford HospitalStratford, NJ · Acute Care Hospital · CCN 310086
- Thomas Jefferson University HospitalPhiladelphia, PA · Acute Care Hospital · CCN 390174
- West Jersey HospitalVoorhees, NJ · Acute Care Hospital · CCN 310022
Practice locations
Addresses where David A. O Neil is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Regulus Dr, ATurnersville, NJ 08012 (856) 256‑7513
- 333 Laurel Oak RdVoorhees, NJ 08043 (844) 542‑2273
- 925 Chestnut St, MezzaninePhiladelphia, PA 19107 (215) 955‑5050
Group practices
Medicare enrollment lists David A. O Neil as a member of these groups (CMS data updated 2026-10-02).
- Jefferson University Physicians1,531 clinicians in the group
- Kennedy Medical Group Practice, P.C.418 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New Jersey →
Other cardiologists in Turnersville
Clinicians with the same Medicare primary specialty in Turnersville, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Georgetown University School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1831158930 |
| 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