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

Mr. Ian I Armstrong, MD

Individual provider Neurological Surgery Physician · NPI 1851300859

Mr. Ian I Armstrong, MD is a Neurological Surgery Physician in Fort Sam Houston, Texas. Licensed in California and Texas. Registered with an NPI since 2006.

Licensed in
CA, TX
In the registry since
2006
Specialties on file
2
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

3551 Roger Brooke Dr
Fort Sam Houston, TX 78234-4504
Phone: (210) 539-9092
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence U0747 (TX)
Neurological Surgery Physician Taxonomy 207T00000X · Licence WA50707C (CA)

Record details

NPI number1851300859
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 7, 2006
Last updated in NPPESMay 14, 2024
Certification dateMay 14, 2024

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