Quick answers
- Which hospitals does Mark Ayoub work at?
- Medicare's official clinician data lists Mark Ayoub at 3 hospitals: Baystate Medical Center, Clovis Community Medical Center and Community Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Ayoub see patients?
- Medicare's clinician data lists 1 practice location in Springfield, MA. Call before your visit to confirm the address.
- What is Mark Ayoub's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Mark Ayoub accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Ayoub 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 Mark Ayoub?
- (714) 785-4666, as listed in official Medicare / NPI Registry data.
- What is Mark Ayoub's NPI number?
- 1689961310. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Ayoub works
Medicare's Facility Affiliation Data lists Mark Ayoub at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baystate Medical CenterSpringfield, MA · Acute Care Hospital · CCN 220077
- Clovis Community Medical CenterClovis, CA · Acute Care Hospital · CCN 050492
- Community Regional Medical CenterFresno, CA · Acute Care Hospital · CCN 050060
Practice locations
Addresses where Mark Ayoub is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 Birnie Ave, Suite 201Springfield, MA 01107 (714) 785‑4666
Group practices
Medicare enrollment lists Mark Ayoub as a member of this group (CMS data updated 2026-10-02).
- Northeast Orthopaedic Alliance PLLC291 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Springfield
Clinicians with the same Medicare primary specialty in Springfield, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689961310 |
| 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