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

Catherine Shirer Barker, MD

Individual provider Internal Medicine Physician · NPI 1922783919

Catherine Shirer Barker, MD is an Internal Medicine Physician in Charleston, South Carolina. Licensed in South Carolina. Registered with an NPI since 2023.

Licensed in
SC
In the registry since
2023
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

169 Ashley Ave Rm 202 Main Hospital Msc 333
Charleston, SC 29425
Phone: (843) 792-7365
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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 LL88182 (SC)

Record details

NPI number1922783919
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 19, 2023
Last updated in NPPESJune 19, 2023
Certification dateMay 4, 2023

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