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

Mary Catherine Johnson, MD

Individual provider Internal Medicine Physician · NPI 1932596764

Mary Catherine Johnson, MD is an Internal Medicine Physician in Lancaster, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2015.

Licensed in
PA
In the registry since
2015
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

685 Good Dr
Lancaster, PA 17601-2426
Phone: (717) 735-3131
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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 MD471147 (PA)

Record details

NPI number1932596764
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 20, 2015
Last updated in NPPESMarch 7, 2024
Certification dateJune 16, 2023
Mailing address685 Good Dr, Lancaster, PA 17601-2426

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