Quick answers
- Which hospitals does William F. Beringer work at?
- Medicare's official clinician data lists William F. Beringer at 2 hospitals: Adventist Health Castle and The Queens Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William F. Beringer see patients?
- Medicare's clinician data lists 1 practice location in Kailua, HI. Call before your visit to confirm the address.
- What is William F. Beringer's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does William F. Beringer accept Medicare assignment?
- Yes. Medicare's clinician data says William F. Beringer 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 F. Beringer?
- (808) 722-8730, as listed in official Medicare / NPI Registry data.
- What is William F. Beringer's NPI number?
- 1073655221. 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 F. Beringer works
Medicare's Facility Affiliation Data lists William F. Beringer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Health CastleKailua, HI · Acute Care Hospital · CCN 120006
- The Queens Medical CenterHonolulu, HI · Acute Care Hospital · CCN 120001
Practice locations
Addresses where William F. Beringer is enrolled with Medicare (CMS data updated 2026-10-02).
- 40 Aulike St, Suite 317Kailua, HI 96734 (808) 722‑8730
Group practices
Medicare enrollment lists William F. Beringer as a member of this group (CMS data updated 2026-10-02).
- Hawaii Brain and Spine Inc3 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Hawaii
Clinicians with the same Medicare primary specialty in Hawaii — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1073655221 |
| 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