Mr. Mason Kimmel Aa
About this NPIWhat this record shows.
NPI 1659234946 is registered to Mr. Mason Kimmel Aa, a Anesthesiologist Assistant practising at 615 S New Ballas Rd in Saint Louis, Missouri. Anesthesiologist Assistant is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Mason Kimmel Aa has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20260219004298Anesthesiology AssistantMO
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mr. Mason Kimmel Aa accepts. To confirm in-network status with your specific health plan, contact Mr. Mason Kimmel Aa directly at (636) 386-9224.
Frequently asked
Yes. NPI 1659234946 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Anesthesiologist Assistant is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (636) 386-9224.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mr. Mason Kimmel Aa is a Type-1 individual NPI.