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

Dr. Katherine Anne Willborn, MD

Individual provider Internal Medicine Physician · NPI 1417243494

Dr. Katherine Anne Willborn, MD is an Internal Medicine Physician in San Antonio, Texas. Licensed in Texas. Registered with an NPI since 2011.

Licensed in
TX
In the registry since
2011
Specialties on file
2
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

4502 Medical Dr
San Antonio, TX 78229-4402
Phone: (210) 358-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence N9490 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence N9490 (TX)

Record details

NPI number1417243494
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2011
Last updated in NPPESFebruary 12, 2015

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