Quick answers
- Which hospitals does Isam Diab work at?
- Medicare's official clinician data lists Isam Diab at 2 hospitals: Fairview Hospital and Southwest General Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Isam Diab see patients?
- Medicare's clinician data lists 7 practice locations, including Middleburg Heights, OH, Cleveland, OH and Westlake, OH. Call before your visit to confirm the address.
- What is Isam Diab's specialty?
- Medicare lists Rheumatology as the primary specialty, and also Internal Medicine.
- Does Isam Diab accept Medicare assignment?
- Yes. Medicare's clinician data says Isam Diab 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.
- Does Isam Diab offer telehealth?
- Medicare's clinician data says Isam Diab offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Isam Diab?
- (440) 239-1972, as listed in official Medicare / NPI Registry data.
- What is Isam Diab's NPI number?
- 1063488765. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Isam Diab works
Medicare's Facility Affiliation Data lists Isam Diab at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fairview HospitalCleveland, OH · Acute Care Hospital · CCN 360077
- Southwest General Health CenterMiddleburg Heights, OH · Acute Care Hospital · CCN 360155
Practice locations
Addresses where Isam Diab is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 18660 Bagley Rd, Bldg 2Middleburg Heights, OH 44130 (440) 239‑1972
- 18660 Bagley Rd, Suite 102bCleveland, OH 44130 (440) 891‑9395
- 24500 Ctr Ridge Rd, Suite 375Westlake, OH 44145 (440) 895‑5056
- 25200 Ctr Ridge RdWestlake, OH 44145
- 25200 Ctr Ridge Rd, Suite 1100Westlake, OH 44145 (440) 331‑5872
Group practices
Medicare enrollment lists Isam Diab as a member of this group (CMS data updated 2026-10-02).
- Premier Physicians Centers Inc51 clinicians in the group
Specialties
- Rheumatologyprimary
- Internal Medicinealso
Other rheumatologists in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1063488765 |
| 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