Quick answers
- Which hospitals does Haley Mason work at?
- Medicare's official clinician data lists Haley Mason at 1 hospital: UPMC Memorial. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Haley Mason see patients?
- Medicare's clinician data lists 2 practice locations, including York, PA and Harrisburg, PA. Call before your visit to confirm the address.
- What is Haley Mason's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Haley Mason accept Medicare assignment?
- Yes. Medicare's clinician data says Haley Mason 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 Haley Mason?
- (717) 843-8623, as listed in official Medicare / NPI Registry data.
- What is Haley Mason's NPI number?
- 1457833741. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Haley Mason works
Medicare's Facility Affiliation Data lists Haley Mason at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- UPMC MemorialYork, PA · Acute Care Hospital · CCN 390101
Practice locations
Addresses where Haley Mason is enrolled with Medicare (CMS data updated 2026-10-02).
- 1701 Innovation DrYork, PA 17408 (717) 843‑8623
- 4300 Londonderry RdHarrisburg, PA 17109 (717) 657‑7332
Group practices
Medicare enrollment lists Haley Mason as a member of this group (CMS data updated 2026-10-02).
- Pinnacle Health Hospitalist Services LLC177 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in York
Clinicians with the same Medicare primary specialty in York, PA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457833741 |
| 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