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

John Marshall

Individual provider Internal Medicine Physician · NPI 1811359581

John Marshall is an Internal Medicine Physician in Houston, Texas. Licensed in Texas. Registered with an NPI since 2016.

Licensed in
TX
In the registry since
2016
Specialties on file
2

Practice location Address checks out

6411 Fannin St
Houston, TX 77030-1501
Phone: (713) 500-7116
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence S0504 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence S0504 (TX)

Record details

NPI number1811359581
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 22, 2016
Last updated in NPPESJuly 1, 2022
Certification dateJune 23, 2022

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