MR. JOHN Q WESTBROOK III CRNA
NPI 1437112653
Nurse Anesthetist, Certified Registered in Greeneville, TN
About Mr. John Q Westbrook Iii Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JOHN Q WESTBROOK III CRNA (NPI 1437112653) is an individual nurse anesthetist, certified registered in Greeneville, Tennessee, licensed in Tennessee (RN0000084218) and active in the NPI registry since April 2006.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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 (PECOS)
Mr. John Q Westbrook Iii Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show John Westbrook reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greeneville, TN 37745
- Reassigned Medicare billing, Tennessee enrollment
- 9 clinicians in this Medicare group
Johnson City, TN 37604
- Reassigned Medicare billing, Tennessee enrollment
- 33 clinicians in this Medicare group
Johnson City, TN 37604
- Reassigned Medicare billing, Tennessee enrollment
- Medicare enrollment name: Paragon Anesthesia PC
- 294 clinicians in this Medicare group
Kingsport, TN 37660
- Reassigned Medicare billing, Tennessee enrollment
- 49 clinicians in this Medicare group
Lenoir City, TN 37772
- Reassigned Medicare billing, Tennessee enrollment
- 124 clinicians in this Medicare group
Bradenton, FL 34208
- Reassigned Medicare billing, Tennessee enrollment
- 65 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 6
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.
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.
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
GREENEVILLE, TN 37745
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 John Westbrook's NPI number?
The NPI number for John Westbrook is 1437112653. It was assigned to this individual provider in the NPPES registry on April 10, 2006.
Where is John Westbrook located?
John Westbrook practices at 1104 Tusculum Blvd Suite 114, Greeneville, TN 37745. The listed phone number is (833) 500-9914.
What is John Westbrook's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is John Westbrook enrolled in Medicare?
Yes. John Westbrook is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Westbrook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Westbrook reassigns Medicare benefits to 6 organizations: Greeneville Anesthesia Services (Greeneville, TN), Tennessee Valley Anesthesia Associates, LLC (Johnson City, TN), East Tennessee Ambulatory Surgery Center LLC (Johnson City, TN), Gastroenterology Associates (Kingsport, TN), Resource Anesthesia, P.C. (Lenoir City, TN) and 1 more organization, listed in the Medicare section above. 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 John Westbrook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Westbrook accept?
Health plans from Cigna Healthcare list John Westbrook 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.
When was this NPI record last updated?
The NPPES record for John Westbrook was last updated on September 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mr. John Q Westbrook III, CRNA · NPI 1437112653
Nurse Anesthetist, Certified Registered physician in Greeneville, Tennessee. Individual provider, active in the CMS NPPES registry since April 10, 2006.
## Identity
- **NPI:** 1437112653 (Entity type: Individual)
- **Enumerated:** April 10, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** RN0000084218 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 1104 TUSCULUM BLVD, SUITE 114, Greeneville, TN 37745-4091
- **Phone:** (833) 500-9914
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Greeneville Anesthesia Services (NPI 1568409076, Greeneville, TN); Tennessee Valley Anesthesia Associates, LLC (NPI 1053881706, Johnson City, TN); East Tennessee Ambulatory Surgery Center LLC (NPI 1659360071, Johnson City, TN); Gastroenterology Associates (NPI 1770578270, Kingsport, TN); Resource Anesthesia, P.C. (NPI 1033162045, Lenoir City, TN); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 22, 2022
- **Other identifiers:** Medicaid 3602250 (TN); Other 4082689 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1437112653) · Data from the CMS NPPES public registry.