THOMAS TREVOR COWLES JR. CRNA
NPI 1285208231
Nurse Anesthetist, Certified Registered in Nashville, TN
About Thomas Trevor Cowles Jr. Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS TREVOR COWLES JR. CRNA (NPI 1285208231) is an individual nurse anesthetist, certified registered in Nashville, Tennessee, licensed in Tennessee (29607) and active in the NPI registry since May 2021. He is affiliated with Deaconess Hospital Inc, maintains a secondary practice location in Columbus, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Thomas Trevor Cowles Jr. Crna 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
7Medicare enrollment records show Thomas Cowles reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Nashville, TN 37203
- Reassigned Medicare billing, Tennessee enrollment
- Medicare enrollment name: Anesthesia Medical Group, P.C.
- 757 clinicians in this Medicare group
Nashville, TN 37205
- Reassigned Medicare billing, Tennessee enrollment
- 164 clinicians in this Medicare group
Columbia, TN 38401
- Reassigned Medicare billing, Tennessee enrollment
- 55 clinicians in this Medicare group
Newburgh, IN 47630
- Reassigned Medicare billing, Indiana enrollment
- 717 clinicians in this Medicare group
Georgetown, SC 29440
- Reassigned Medicare billing, South Carolina enrollment
- 65 clinicians in this Medicare group
Monroe, WI 53566
- Reassigned Medicare billing, Wisconsin enrollment
- 376 clinicians in this Medicare group
Richardson, TX 75082
- Reassigned Medicare billing, South Carolina enrollment
- 553 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Deaconess Hospital Inc
Acute Care Hospitals · Evansville, INTidelands Waccamaw Community Hospital
Acute Care Hospitals · Murrells Inlet, SCTristar Centennial Medical Center
Acute Care Hospitals · Nashville, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37203 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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NASHVILLE, TN 37203
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 Thomas Cowles's NPI number?
The NPI number for Thomas Cowles is 1285208231. It was assigned to this individual provider in the NPPES registry on May 14, 2021.
Where is Thomas Cowles located?
Thomas Cowles practices at 110 29th Ave N Ste 201, Nashville, TN 37203. The listed phone number is (615) 327-4304.
What is Thomas Cowles's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Thomas Cowles enrolled in Medicare?
Yes. Thomas Cowles 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 Thomas Cowles's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Cowles reassigns Medicare benefits to 7 organizations: Anesthesia Medical Group, PC (Nashville, TN), Cardiovascular Anesthesiologists PC (Nashville, TN), Columbia Anesthesia Services LLC (Columbia, TN), Deaconess Hospital, Inc. (Newburgh, IN), Tidelands Anesthesia Group LLC (Georgetown, SC) and 2 more organizations, 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 Thomas Cowles's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Cowles accept?
Health plans from CareSource, Cigna Healthcare, Oscar Health and Oscar Insurance Company list Thomas Cowles 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 Thomas Cowles affiliated with any hospitals?
According to CMS data, Thomas Cowles is affiliated with Deaconess Hospital Inc, Tidelands Waccamaw Community Hospital and Tristar Centennial Medical Center.
When was this NPI record last updated?
The NPPES record for Thomas Cowles was last updated on October 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Thomas Trevor Cowles Jr., CRNA · NPI 1285208231
Nurse Anesthetist, Certified Registered physician in Nashville, Tennessee. Individual provider, active in the CMS NPPES registry since May 14, 2021.
## Identity
- **NPI:** 1285208231 (Entity type: Individual)
- **Enumerated:** May 14, 2021
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 29607 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 110 29TH AVE N STE 201, Nashville, TN 37203-1458
- **Phone:** (615) 327-4304 · **Fax:** (615) 327-7940
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Anesthesia Medical Group, PC (NPI 1215932413, Nashville, TN); Cardiovascular Anesthesiologists PC (NPI 1912953381, Nashville, TN); Columbia Anesthesia Services LLC (NPI 1538098033, Columbia, TN); Deaconess Hospital, Inc. (NPI 1619755329, Newburgh, IN); Tidelands Anesthesia Group LLC (NPI 1144017781, Georgetown, SC); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** October 3, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1285208231) · Data from the CMS NPPES public registry.