Quick answers
- Which hospitals does Edward Ruby work at?
- Medicare's official clinician data lists Edward Ruby at 5 hospitals: Hospital of Univ of Pennsylvania, Main Line Hospital Lankenau, Mercy Catholic Medical Center- Mercy Fitzgerald, Naples Community Hospital and Thomas Jefferson University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Edward Ruby see patients?
- Medicare's clinician data lists 2 practice locations, including Naples, FL. Call before your visit to confirm the address.
- What is Edward Ruby's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does Edward Ruby accept Medicare assignment?
- Yes. Medicare's clinician data says Edward Ruby 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 Edward Ruby?
- (239) 624-0940, as listed in official Medicare / NPI Registry data.
- What is Edward Ruby's NPI number?
- 1598788549. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Edward Ruby works
Medicare's Facility Affiliation Data lists Edward Ruby at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hospital of Univ of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · CCN 390111
- Main Line Hospital LankenauWynnewood, PA · Acute Care Hospital · CCN 390195
- Mercy Catholic Medical Center- Mercy FitzgeraldDarby, PA · Acute Care Hospital · CCN 390156
- Naples Community HospitalNaples, FL · Acute Care Hospital · CCN 100018
- Thomas Jefferson University HospitalPhiladelphia, PA · Acute Care Hospital · CCN 390174
Practice locations
Addresses where Edward Ruby is enrolled with Medicare (CMS data updated 2026-10-02).
- 311 9th St N, Suite 300Naples, FL 34102 (239) 624‑0940
- 350 7th St N, Naples Community HospitalNaples, FL 34102 (239) 436‑5100
Group practices
Medicare enrollment lists Edward Ruby as a member of this group (CMS data updated 2026-10-02).
- NCHMD Inc510 clinicians in the group
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in Naples
Clinicians with the same Medicare primary specialty in Naples, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1971 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598788549 |
| 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