Clayton Internal Medicine, LLC
About this NPIWhat this record shows.
NPI 1487769931 is registered to Clayton Internal Medicine, LLC, a healthcare organisation classified as "Internal Medicine" and located at 222 S Woods Mill Rd, Ste 520n in Chesterfield, Missouri. The organisation's authorised official is Rick Sonne. The organisation has been enumerated in the NPI registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- DE0586MO· Issued by RR MEDICARE
Source: NPPES public registry.
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 Clayton Internal Medicine, LLC accepts. To confirm in-network status with your specific health plan, contact Clayton Internal Medicine, LLC directly at (314) 205-6839.
Frequently asked
Yes. NPI 1487769931 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (314) 205-6839.
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. Clayton Internal Medicine, LLC is a Type-2 organisational NPI.