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

Mark Jacobson, DO

Individual provider Internal Medicine Physician · NPI 1407879554

Mark Jacobson, DO is an Internal Medicine Physician in Lebanon, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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

4TH & Willow Street Hyman Caplan Pavilion
Lebanon, PA 17042-0300
Phone: (717) 272-4451
Fax: (717) 272-4532
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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 OS005977L (PA)

Record details

NPI number1407879554
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 300, Lebanon, PA 17042-0300

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