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

Dr. Arthur T. Armstrong Jr., MD

Individual provider Internal Medicine Physician · NPI 1548234677

Dr. Arthur T. Armstrong Jr., MD is an Internal Medicine Physician in Marion, Ohio. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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

1040 Delaware Ave
Marion, OH 43302-6416
Phone: (740) 383-7820
Fax: (740) 383-7023
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD425229 (PA)

Record details

NPI number1548234677
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 15, 2006
Last updated in NPPESNovember 13, 2012

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