Quick answers
- Which hospitals does Mohamad S. Ayasso work at?
- Medicare's official clinician data lists Mohamad S. Ayasso at 5 hospitals: UPMC East, UPMC McKeesport Hospital, UPMC Mercy, UPMC Presbyterian Shadyside and UPMC St Margaret. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mohamad S. Ayasso see patients?
- Medicare's clinician data lists 4 practice locations, including Pittsburgh, PA and Hermitage, PA. Call before your visit to confirm the address.
- What is Mohamad S. Ayasso's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Mohamad S. Ayasso accept Medicare assignment?
- Yes. Medicare's clinician data says Mohamad S. Ayasso 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 Mohamad S. Ayasso?
- (412) 342-0036, as listed in official Medicare / NPI Registry data.
- What is Mohamad S. Ayasso's NPI number?
- 1295726693. 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 S. Ayasso works
Medicare's Facility Affiliation Data lists Mohamad S. Ayasso at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- UPMC EastMonroeville, PA · Acute Care Hospital · CCN 390328
- UPMC McKeesport HospitalMcKeesport, PA · Acute Care Hospital · CCN 390002
- UPMC MercyPittsburgh, PA · Acute Care Hospital · CCN 390028
- UPMC Presbyterian ShadysidePittsburgh, PA · Acute Care Hospital · CCN 390164
- UPMC St MargaretPittsburgh, PA · Acute Care Hospital · CCN 390102
Practice locations
Addresses where Mohamad S. Ayasso is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Integrity Dr, Suite 110Pittsburgh, PA 15235 (412) 342‑0036
- 5200 Centre Ave, Suite 312Pittsburgh, PA 15232 (412) 621‑7777
- 5230 Centre AvePittsburgh, PA 15232 (412) 623‑6889
- 875 N Hermitage RdHermitage, PA 16148
Group practices
Medicare enrollment lists Mohamad S. Ayasso as a member of this group (CMS data updated 2026-10-02).
- UPMC Community Medicine Inc736 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Pittsburgh
Clinicians with the same Medicare primary specialty in Pittsburgh, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1295726693 |
| 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