CLAYTON MCGILL MD
NPI 1871912048
Emergency Medicine in Kingsport, TN
About Clayton Mcgill Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLAYTON MCGILL MD (NPI 1871912048) is an individual emergency medicine provider in Kingsport, Tennessee, licensed in Virginia (0101261072) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Gordon, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses 2
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
Clayton Mcgill Md 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 Reassignments
3Medicare enrollment records show Clayton Mcgill reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kingsport, TN 37660
- Reassigned Medicare billing, Tennessee enrollment
- 861 clinicians in this Medicare group
Oak Ridge, TN 37830
- Reassigned Medicare billing, Tennessee enrollment
- 1,085 clinicians in this Medicare group
Monroe, GA 30655
- Reassigned Medicare billing, Georgia enrollment
- 777 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 2
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.
Adventhealth Gordon
Acute Care Hospitals · Calhoun, GAPiedmont Cartersville Medical Center
Acute Care Hospitals · Cartersville, GAAdventhealth Murray
Acute Care Hospitals · Chatsworth, GAAtrium Health Floyd Medical Center
Acute Care Hospitals · Rome, GARedmond Regional Medical Center
Acute Care Hospitals · Rome, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37660 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KINGSPORT, TN 37660
KINGSPORT, TN 37660
KINGSPORT, TN 37660
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 Mcgill's NPI number?
The NPI number for Clayton Mcgill is 1871912048. It was assigned to this individual provider in the NPPES registry on April 15, 2014.
Where is Clayton Mcgill located?
Clayton Mcgill practices at 201 Cassell Dr, Kingsport, TN 37660. The listed phone number is (423) 245-9600.
What is Clayton Mcgill's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Clayton Mcgill enrolled in Medicare?
Yes. Clayton Mcgill 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 organizations bill Medicare for Clayton Mcgill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Clayton Mcgill reassigns Medicare benefits to 3 organizations: Wellmont Medical Associates, Inc. (Kingsport, TN), Southeastern Physician Services PC (Oak Ridge, TN) and Hospital Physician Services - Southeast Professional Corporation (Monroe, GA). Each 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 Mcgill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Clayton Mcgill affiliated with any hospitals?
According to CMS data, Clayton Mcgill is affiliated with Adventhealth Gordon, Piedmont Cartersville Medical Center, Adventhealth Murray, Atrium Health Floyd Medical Center and Redmond Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Clayton Mcgill was last updated on November 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Clayton Mcgill, MD · NPI 1871912048
Emergency Medicine physician in Kingsport, Tennessee. Individual provider, active in the CMS NPPES registry since April 15, 2014.
## Identity
- **NPI:** 1871912048 (Entity type: Individual)
- **Enumerated:** April 15, 2014
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 0101261072 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 201 CASSELL DR, Kingsport, TN 37660-3747
- **Phone:** (423) 245-9600
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Wellmont Medical Associates, Inc. (NPI 1598124398, Kingsport, TN); Southeastern Physician Services PC (NPI 1083835441, Oak Ridge, TN); Hospital Physician Services - Southeast Professional Corporation (NPI 1760410385, Monroe, GA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** November 21, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1871912048) · Data from the CMS NPPES public registry.