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

Individual provider Internal Medicine Physician · NPI 1891374617

Kathleen Serafica Castillo, MD is a Nephrology in Bowling Green, Kentucky. Qualified in 2004, 22 years ago. Licensed in Kentucky and Ohio.

Years since qualifying
22
Licensed in
KY, OH
In the registry since
2021
Specialties on file
3
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

720 E 2nd Ave Ste 203
Bowling Green, KY 42101-1778
Phone: (270) 843-5114
Fax: (270) 745-1230
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 61484 (KY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35.153478 (OH)
Nephrology Physician Taxonomy 207RN0300X · Licence 35.153478 (OH)

Record details

NPI number1891374617
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 7, 2021
Last updated in NPPESAugust 3, 2026
Certification dateAugust 3, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEPHROLOGY
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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