Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Christine Callahan, MD

Individual provider Ophthalmology Physician · NPI 1811910581

Christine Callahan, MD is an Ophthalmology in Hershey, Pennsylvania. Graduated from Pennsylvania State University College of Medicine in 1999, 27 years ago. Practices with The Milton S Hershey Medical Center Physicians Group, a 1,595-clinician group and accepts Medicare assignment. Licensed in Florida and Pennsylvania.

Years since qualifying
27
Trained at
Pennsylvania State University College of Medicine
Licensed in
FL, PA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

500 University Dr
Hershey, PA 17033-2360
Phone: (717) 531-5690
Fax: (717) 531-5009
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence MD437982 (PA)
Ophthalmology Physician Taxonomy 207W00000X · Licence ME87870 (FL)

Record details

NPI number1811910581
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 25, 2006
Last updated in NPPESApril 7, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolPENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice The Milton S Hershey Medical Center Physicians Group — 1595 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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