Quick answers
- Which hospitals does John P. Oconnor work at?
- Medicare's official clinician data lists John P. Oconnor at 1 hospital: Fishermen's Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John P. Oconnor see patients?
- Medicare's clinician data lists 1 practice location in Marathon, FL. Call before your visit to confirm the address.
- What is John P. Oconnor's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does John P. Oconnor accept Medicare assignment?
- Yes. Medicare's clinician data says John P. Oconnor 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 John P. Oconnor?
- (305) 294-0011, as listed in official Medicare / NPI Registry data.
- What is John P. Oconnor's NPI number?
- 1659465458. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John P. Oconnor works
Medicare's Facility Affiliation Data lists John P. Oconnor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fishermen's Community HospitalMarathon, FL · Critical Access Hospital · CCN 101312
Practice locations
Addresses where John P. Oconnor is enrolled with Medicare (CMS data updated 2026-10-02).
- 13365 Overseas Hwy, Suite 102Marathon, FL 33050 (305) 294‑0011
Group practices
Medicare enrollment lists John P. Oconnor as a member of this group (CMS data updated 2026-10-02).
- Bruce L Boros MD PA16 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Marathon
Clinicians with the same Medicare primary specialty in Marathon, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659465458 |
| 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