DR. CLAYTON ALLEN KAISER M.D.
NPI 1003077728
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Nashville, TN
About Dr. Clayton Allen Kaiser M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CLAYTON ALLEN KAISER M.D. (NPI 1003077728) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Nashville, Tennessee, licensed in Tennessee (51605) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with Williamson Medical Center, and is a graduate of Vanderbilt University School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Clayton Allen Kaiser M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Clayton Kaiser reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Nashville, TN 37205
- Reassigned Medicare billing, Tennessee enrollment
- 1,304 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Williamson Medical Center
Acute Care Hospitals · Franklin, TNSaint Thomas Rutherford Hospital
Acute Care Hospitals · Murfreesboro, TNMaury Regional Hospital
Acute Care Hospitals · Columbia, TNAscension Saint Thomas Hospital
Acute Care Hospitals · Nashville, TNVanderbilt Wilson County Hospital
Acute Care Hospitals · Lebanon, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37205 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NASHVILLE, TN 37205
NASHVILLE, TN 37205
NASHVILLE, TN 37205
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Clayton Kaiser's NPI number?
The NPI number for Clayton Kaiser is 1003077728. It was assigned to this individual provider in the NPPES registry on June 24, 2008.
Where is Clayton Kaiser located?
Clayton Kaiser practices at 4230 Harding Pike Ste 530, Nashville, TN 37205. The listed phone number is (615) 222-5500.
What is Clayton Kaiser's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Clayton Kaiser enrolled in Medicare?
Yes. Clayton Kaiser is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Clayton Kaiser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Clayton Kaiser reassigns Medicare benefits to Saint Thomas Medical Partners (Nashville, TN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Clayton Kaiser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Clayton Kaiser accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 4 other insurers list Clayton Kaiser as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Clayton Kaiser affiliated with any hospitals?
According to CMS data, Clayton Kaiser is affiliated with Williamson Medical Center, Saint Thomas Rutherford Hospital, Maury Regional Hospital, Ascension Saint Thomas Hospital and Vanderbilt Wilson County Hospital.
When was this NPI record last updated?
The NPPES record for Clayton Kaiser was last updated on August 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.