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

Dr. Walter Aaron Dimmitt, MD

Individual provider Cardiovascular Disease Physician · NPI 1467532267

Dr. Walter Aaron Dimmitt, MD is a Cardiovascular Disease (Cardiology) in Washington, Missouri. Graduated from Saint Louis University School of Medicine in 2002, 24 years ago. Practices with Mercy Clinic Heart and Vascular LLC, a 111-clinician group and accepts Medicare assignment. Licensed in Illinois and Missouri.

Years since qualifying
24
Trained at
Saint Louis University School of Medicine
Licensed in
IL, MO
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

901 Patients First Dr Ste 2500
Washington, MO 63090-4700
Phone: (636) 239-2711
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 2005026722 (MO)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 036124039 (IL)

Record details

NPI number1467532267
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 16, 2006
Last updated in NPPESJune 6, 2024
Certification dateJune 6, 2024

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Mercy Clinic Heart And Vascular Llc — 111 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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