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

Dr. Michael John Mesaros Jr., MD

Individual provider Internal Medicine Physician · NPI 1952721128

Dr. Michael John Mesaros Jr., MD is an Internal Medicine Physician in Harrisburg, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2014.

Licensed in
PA
In the registry since
2014
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

5071 Bass Lake Dr #2003
Harrisburg, PA 17111-5858
Phone: (717) 645-0974
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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 MD022261E (PA)

Record details

NPI number1952721128
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 25, 2014
Last updated in NPPESApril 25, 2014

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