Quick answers
- Which hospitals does Adel I. Youssef work at?
- Medicare's official clinician data lists Adel I. Youssef at 4 hospitals: HMHP St Elizabeth Boardman Health Center, MH St Elizabeth Youngstown Hospital, MH St Joseph Warren Hospital and UPMC Horizon. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adel I. Youssef see patients?
- Medicare's clinician data lists 2 practice locations, including Warren, OH and Hermitage, PA. Call before your visit to confirm the address.
- What is Adel I. Youssef's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does Adel I. Youssef accept Medicare assignment?
- Yes. Medicare's clinician data says Adel I. Youssef 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 Adel I. Youssef?
- (330) 399-7215, as listed in official Medicare / NPI Registry data.
- What is Adel I. Youssef's NPI number?
- 1891788477. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adel I. Youssef works
Medicare's Facility Affiliation Data lists Adel I. Youssef at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HMHP St Elizabeth Boardman Health CenterBoardman, OH · Acute Care Hospital · CCN 360276
- MH St Elizabeth Youngstown HospitalYoungstown, OH · Acute Care Hospital · CCN 360064
- MH St Joseph Warren HospitalWarren, OH · Acute Care Hospital · CCN 360161
- UPMC HorizonGreenville, PA · Acute Care Hospital · CCN 390178
Practice locations
Addresses where Adel I. Youssef is enrolled with Medicare (CMS data updated 2026-10-02).
- 1622 E Market StWarren, OH 44483 (330) 399‑7215
- 949 N Hermitage Rd, Hermitage Gastroenterology Group IncHermitage, PA 16148 (330) 399‑7215
Group practices
Medicare enrollment lists Adel I. Youssef as a member of this group (CMS data updated 2026-10-02).
- The Gastroenterology Clinic and Endoscopy Center Inc36 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Warren
Clinicians with the same Medicare primary specialty in Warren, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891788477 |
| 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