Quick answers
- Which hospitals does Mark A. Giles work at?
- Medicare's official clinician data lists Mark A. Giles at 2 hospitals: Milton S Hershey Medical Center and UPMC Pinnacle Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Giles see patients?
- Medicare's clinician data lists 5 practice locations, including Harrisburg, PA, Longview, TX and Corpus Christi, TX. Call before your visit to confirm the address.
- What is Mark A. Giles's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Mark A. Giles accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Giles 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 A. Giles?
- (717) 782-3282, as listed in official Medicare / NPI Registry data.
- What is Mark A. Giles's NPI number?
- 1457302663. 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 A. Giles works
Medicare's Facility Affiliation Data lists Mark A. Giles at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Milton S Hershey Medical CenterHershey, PA · Acute Care Hospital · CCN 390256
- UPMC Pinnacle HospitalsHarrisburg, PA · Acute Care Hospital · CCN 390067
Practice locations
Addresses where Mark A. Giles is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 S Front StHarrisburg, PA 17101 (717) 782‑3282
- 2901 4th StLongview, TX 75605 (903) 232‑3606
- 3315 S Alameda StCorpus Christi, TX 78411 (214) 687‑0001
- 4300 Londonderry RdHarrisburg, PA 17109 (717) 782‑3282
- 500 Universidy DrHershey, PA 17033 (717) 531‑8131
Group practices
Medicare enrollment lists Mark A. Giles as a member of these groups (CMS data updated 2026-10-02).
- The Milton S Hershey Medical Center Physicians Group1,623 clinicians in the group
- Northstar Anesthesia III PA373 clinicians in the group
- UPMC Pinnacle Anesthesia Services LLC254 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Pennsylvania →
Other nurse anesthetists in Harrisburg
Clinicians with the same Medicare primary specialty in Harrisburg, PA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457302663 |
| 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