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

Individual provider Internal Medicine Physician · NPI 1255784930

Dr. Brandt Thomas Lydon, MD is an Internal Medicine Physician in Saint Louis, Missouri. Works from 2 locations. Licensed in Missouri.

Licensed in
MO
In the registry since
2016
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

915 N Grand Blvd
Saint Louis, MO 63106-1621
Phone: (314) 652-4100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003 — (314) 454-8917

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 2019015692 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2019015692 (MO)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 2019015692 (MO)

Record details

NPI number1255784930
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2016
Last updated in NPPESSeptember 8, 2025
Certification dateSeptember 8, 2025

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