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

Arun Jacob, MD

Individual provider Internal Medicine Physician · NPI 1427305440

Arun Jacob, MD is an Internal Medicine in Danville, Pennsylvania. Qualified in 2009, 17 years ago. Practices with Geisinger Clinic, a 3,413-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
17
Licensed in
PA
In the registry since
2012
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

100 N Academy Ave
Danville, PA 17822-2019
Phone: (570) 214-9585
Fax: (570) 214-9519
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD455572 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MT201613 (PA)

Record details

NPI number1427305440
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2012
Last updated in NPPESFebruary 11, 2021
Certification dateFebruary 11, 2021
Mailing address100 N Academy Ave, Danville, PA 17822-4903

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Geisinger Clinic — 3413 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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