Quick answers
- Which hospitals does Alexis L. Arrigo work at?
- Medicare's official clinician data lists Alexis L. Arrigo at 1 hospital: Allegheny General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alexis L. Arrigo see patients?
- Medicare's clinician data lists 1 practice location in Pittsburgh, PA. Call before your visit to confirm the address.
- What is Alexis L. Arrigo's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Alexis L. Arrigo accept Medicare assignment?
- Yes. Medicare's clinician data says Alexis L. Arrigo 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 Alexis L. Arrigo?
- (412) 359-3751, as listed in official Medicare / NPI Registry data.
- What is Alexis L. Arrigo's NPI number?
- 1134860372. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alexis L. Arrigo works
Medicare's Facility Affiliation Data lists Alexis L. Arrigo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Allegheny General HospitalPittsburgh, PA · Acute Care Hospital · CCN 390050
Practice locations
Addresses where Alexis L. Arrigo is enrolled with Medicare (CMS data updated 2026-10-02).
- 1307 Federal St, Suite B300Pittsburgh, PA 15212 (412) 359‑3751
Group practices
Medicare enrollment lists Alexis L. Arrigo as a member of this group (CMS data updated 2026-10-02).
- Allegheny Clinic2,389 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Pittsburgh
Clinicians with the same Medicare primary specialty in Pittsburgh, PA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134860372 |
| 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