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

Aaron Case, MD

Individual provider Pulmonary Disease Physician · NPI 1649633462

Aaron Case, MD is a Pulmonary Disease in Saint Louis, Missouri. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 2016, 10 years ago. Practices with Washington University, a 2,986-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Missouri.

Years since qualifying
10
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL, MO
In the registry since
2016
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110-1003
Phone: (314) 454-8917
Fax: (314) 454-7524
Show map & directions

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

Additional practice locations (1)

  • 1740 W Taylor St, Chicago, IL 60612-7232 — (312) 996-8337

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 2025028192 (MO)
Critical Care Medicine (Anesthesiology) Physician Taxonomy 207LC0200X · Licence 2025028192 (MO)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 36148680 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2025028192 (MO)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1649633462
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 30, 2016
Last updated in NPPESAugust 29, 2025
Certification dateAugust 29, 2025

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesANESTHESIOLOGY, CRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 2016 (10 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Saint Louis