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

Dr. David William Horan, MD

Individual provider Internal Medicine Physician · NPI 1326583162

Dr. David William Horan, MD is an Internal Medicine Physician in St. Louis, Missouri. Practices as a sole proprietor. Licensed in Missouri.

Licensed in
MO
In the registry since
2017
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

1401 S Brentwood Blvd Ste 835
St. Louis, MO 63144
Phone: (314) 503-6158
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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 R-9455 (MO)

Record details

NPI number1326583162
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 4, 2017
Last updated in NPPESJanuary 4, 2017
Mailing address1401 S. Brentwood Blvd., Ste. 835, St. Louis, MO 63144

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