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

Individual provider Emergency Medicine Physician · NPI 1689641961

Dr. Jason Cass Wagner, MD is an Emergency Medicine in Saint Louis, Missouri. Graduated from University of Colorado School of Medicine, Denver in 2001, 25 years ago. Practices with Washington University Community Specialists LLC, a 95-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
25
Trained at
University of Colorado School of Medicine, Denver
Licensed in
MO
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

400 S Kingshighway Blvd Dept Emergency Med
Saint Louis, MO 63110-1014
Phone: (314) 362-9123
Fax: (314) 747-3338
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 2004011875 (MO)

Record details

NPI number1689641961
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 5, 2006
Last updated in NPPESApril 17, 2025

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesGENERAL PRACTICE
Medical schoolUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduated 2001 (25 years in practice)
Group practice Washington University Community Specialists Llc — 95 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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