Quick answers
- Which hospitals does Mohamad Y. Al Sayed work at?
- Medicare's official clinician data lists Mohamad Y. Al Sayed at 3 hospitals: Eisenhower Medical Center, San Antonio Regional Hospital and San Dimas Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mohamad Y. Al Sayed see patients?
- Medicare's clinician data lists 1 practice location in Rancho Cucamonga, CA. Call before your visit to confirm the address.
- What is Mohamad Y. Al Sayed's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Mohamad Y. Al Sayed accept Medicare assignment?
- Yes. Medicare's clinician data says Mohamad Y. Al Sayed 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 Mohamad Y. Al Sayed offer telehealth?
- Medicare's clinician data says Mohamad Y. Al Sayed offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mohamad Y. Al Sayed?
- (909) 476-8700, as listed in official Medicare / NPI Registry data.
- What is Mohamad Y. Al Sayed's NPI number?
- 1568428134. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mohamad Y. Al Sayed works
Medicare's Facility Affiliation Data lists Mohamad Y. Al Sayed at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Eisenhower Medical CenterRancho Mirage, CA · Acute Care Hospital · CCN 050573
- San Antonio Regional HospitalUpland, CA · Acute Care Hospital · CCN 050099
- San Dimas Community HospitalSan Dimas, CA · Acute Care Hospital · CCN 050588
Practice locations
Addresses where Mohamad Y. Al Sayed is enrolled with Medicare (CMS data updated 2026-10-02).
- 9170 Haven Ave, Suite 120Rancho Cucamonga, CA 91730 (909) 476‑8700
Group practices
Medicare enrollment lists Mohamad Y. Al Sayed as a member of this group (CMS data updated 2026-10-02).
- Chaparral Medical Group Inc65 clinicians in the group
Specialties
- Endocrinologyprimary
Other endocrinologists in Rancho Cucamonga
Clinicians with the same Medicare primary specialty in Rancho Cucamonga, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1568428134 |
| 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