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

Mr. Mason Kimmel, AA

Individual provider Anesthesiologist Assistant · NPI 1659234946

Mr. Mason Kimmel, AA is an Anesthesiology Assistant in Saint Louis, Missouri. Qualified in 2025, 1 year ago. Practices with Western Anesthesiology Associates Inc, a 254-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
1
Licensed in
MO
In the registry since
2025

Practice location Address checks out

615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone: (636) 386-9224
Fax: (636) 386-7679
Show map & directions

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

Specialties & licences

Anesthesiologist Assistant (primary) Taxonomy 367H00000X (MO)

Record details

NPI number1659234946
Entity typeIndividual (Type 1)
GenderMale
Credentials AA
Sole proprietorNo
NPI enumeratedDecember 4, 2025
Last updated in NPPESDecember 4, 2025
Certification dateDecember 4, 2025

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY ASSISTANT
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Western Anesthesiology Associates Inc — 254 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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