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

Dr. David M Castellan, MD

Individual provider Pediatrics Physician · NPI 1528054939

Dr. David M Castellan, MD is a Pediatric Medicine in Lewisburg, Pennsylvania. Graduated from Uniformed Services Uhs Fe Hebert School of Med in 1988, 38 years ago. Practices with Geisinger Clinic, a 3,413-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
38
Trained at
Uniformed Services Uhs Fe Hebert School of Med
Licensed in
PA
In the registry since
2005
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

55 Medical Park Dr
Lewisburg, PA 17837-6343
Phone: (570) 523-3264
Fax: (570) 523-3465
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence MD068484L (PA)

Record details

NPI number1528054939
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 21, 2005
Last updated in NPPESAugust 19, 2020
Certification dateAugust 19, 2020

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolUNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED
Graduated 1988 (38 years in practice)
Group practice Geisinger Clinic — 3413 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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