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

Dr. Gregor Joseph Dudiak, DO

Individual provider Internal Medicine Physician · NPI 1669222667

Dr. Gregor Joseph Dudiak, DO is an Internal Medicine Physician in Hershey, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2024.

Licensed in
PA
In the registry since
2024
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

500 University Dr
Hershey, PA 17033-2360
Phone: (717) 531-6597
Fax: (717) 531-7790
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 0000000 (PA)

Record details

NPI number1669222667
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 25, 2024
Last updated in NPPESMarch 25, 2024
Certification dateMarch 24, 2024
Mailing address20 Thomas Jefferson Ct, Irwin, PA 15642-8821

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