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

Luis A Armstrong, MD

Individual provider Gastroenterology Physician · NPI 1952411670

Luis A Armstrong, MD is a Gastroenterology in Casper, Wyoming. Graduated from Ponce School of Medicine in 2000, 26 years ago. Practices with Digestive Care Specialists, LLC, an 8-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
26
Trained at
Ponce School of Medicine
Licensed in
TX
In the registry since
2006
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

1026 E 2nd St
Casper, WY 82601-2902
Phone: (073) 333-0002
Fax: (307) 202-5112
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence M3867 (TX)

Record details

NPI number1952411670
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESNovember 8, 2024
Certification dateNovember 8, 2024
Mailing addressPo Box 51670, Casper, WY 82605-1670

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolPONCE SCHOOL OF MEDICINE
Graduated 2000 (26 years in practice)
Group practice Digestive Care Specialists, Llc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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