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

Dr. Kathleen Byrnes, MD

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1417399676

Dr. Kathleen Byrnes, MD is a Pathology in Saint Louis, Missouri. Graduated from Tulane University School of Medicine in 2013, 13 years ago. Practices with Washington University, a 2,986-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
13
Trained at
Tulane University School of Medicine
Licensed in
MO
In the registry since
2013
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

425 S Euclid Ave Div Pa Anatomic And Molecular Pathology
Saint Louis, MO 63110-1005
Phone: (314) 362-5641
Fax: (314) 362-0369
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 2017008742 (MO)

Record details

NPI number1417399676
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2013
Last updated in NPPESApril 15, 2025

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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