Search › Pennsylvania › Internal Medicine Physician
Aaron Haag, DO
NPI 1669934600 · on the registry since 2019 · sole proprietor
Practice
- Address
- 500 University Dr
Hershey, PA 17033 - Phone
- (800) 243-1455
- Organisation at this address
- The Milton S Hershey Medical Center
The Milton S Hershey Medical Center
The Milton S Hershey Medical Center
The Milton S Hershey Medical Center
The Milton S Hershey Medical CenterInferred from a shared address, not stated in the registry. - Clinicians at this address
- 3,124
Additional practice sites
- 4727 Friendship Ave Ste 200, Pittsburgh, PA
- 1307 Federal St Ste B300, Pittsburgh, PA
Registry record
- Primary taxonomy
- Internal Medicine Physician
207R00000X
- Licence states on file
- PA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-06-23
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Pennsylvania