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

Josiah E Radder, MD, PHD

Individual provider Internal Medicine Physician · NPI 1659878783

Josiah E Radder, MD, PHD is a Pulmonary Disease in Erie, Pennsylvania. Graduated from University of Pittsburgh School of Medicine in 2017, 9 years ago. Practices with Regional Health Services Inc, a 576-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
9
Trained at
University of Pittsburgh School of Medicine
Licensed in
PA
In the registry since
2018
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

201 State St
Erie, PA 16550-0002
Phone: (814) 877-4922
Fax: (814) 877-3622
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • Shadyside Vlg, Pittsburgh, PA 15206-4028 — (412) 621-1200

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence MD478153 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD478153 (PA)

Record details

NPI number1659878783
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedApril 5, 2018
Last updated in NPPESNovember 14, 2025
Certification dateNovember 14, 2025

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Regional Health Services Inc — 576 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Erie