Quick answers
- Which hospitals does William Oconnell work at?
- Medicare's official clinician data lists William Oconnell at 4 hospitals: Northside Hospital, Northside Hospital Cherokee, Northside Hospital Duluth and Northside Hospital Gwinnett. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Oconnell see patients?
- Medicare's clinician data lists 1 practice location in Lawrenceville, GA. Call before your visit to confirm the address.
- What is William Oconnell's specialty?
- Medicare lists Interventional Radiology as the primary specialty.
- Does William Oconnell accept Medicare assignment?
- Yes. Medicare's clinician data says William Oconnell 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 William Oconnell?
- (770) 237-1428, as listed in official Medicare / NPI Registry data.
- What is William Oconnell's NPI number?
- 1770926156. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Oconnell works
Medicare's Facility Affiliation Data lists William Oconnell at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northside HospitalAtlanta, GA · Acute Care Hospital · CCN 110161
- Northside Hospital CherokeeCanton, GA · Acute Care Hospital · CCN 110008
- Northside Hospital DuluthDuluth, GA · Acute Care Hospital · CCN 110252
- Northside Hospital GwinnettLawrenceville, GA · Acute Care Hospital · CCN 110087
Practice locations
Addresses where William Oconnell is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Medical Ctr BlvdLawrenceville, GA 30046 (770) 237‑1428
Group practices
Medicare enrollment lists William Oconnell as a member of this group (CMS data updated 2026-10-02).
- North Metropolitan Radiology Associates LLP49 clinicians in the group
Specialties
- Interventional Radiologyprimary
Other interventional radiologists in Georgia
Clinicians with the same Medicare primary specialty in Georgia — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770926156 |
| 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