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

Dr. John Gary Armstrong, MD

Individual provider Surgery Physician · NPI 1487948824

Dr. John Gary Armstrong, MD is a General Surgery in Storm Lake, Iowa. Graduated from University of Iowa, Rj & L Carver College of Medicine in 2011, 15 years ago. Practices with Buena Vista Regional Medical Center, a 25-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
15
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IA
In the registry since
2011
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

210 E 5th St
Storm Lake, IA 50588
Phone: (712) 213-4750
Fax: (712) 213-5230
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 44498 (IA)

Record details

NPI number1487948824
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 2, 2011
Last updated in NPPESMarch 19, 2018

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Buena Vista Regional Medical Center — 25 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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