1. Home
  2. Directory
  3. Tennessee
  4. Chattanooga
  5. Nurse Anesthetist Certified Registered
  6. NPI Profile

JOSEPH MICHAEL VIAL CRNA
NPI 1548236441
Nurse Anesthetist, Certified Registered in Chattanooga, TN

Active since February 28, 2006Accepts Medicare Assignment
2341 MCCALLIE AVE, SUITE 402, CHATTANOOGA, TN 37404(423) 698-3309(423) 624-6355 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Joseph Michael Vial Crna NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOSEPH MICHAEL VIAL CRNA (NPI 1548236441) is an individual nurse anesthetist, certified registered in Chattanooga, Tennessee, licensed in Tennessee (APN09918) and active in the NPI registry since February 2006. He is affiliated with Memorial Healthcare System, Inc and is a graduate of Other (1996).

NPPES Registry Identity

NPI1548236441
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameJOSEPH MICHAEL VIALCredential: CRNA
Location Address2341 MCCALLIE AVE, SUITE 402Chattanooga, TN 37404-3239
Mailing AddressPo Box 3549Chattanooga, TN 37404-0549 · (423) 698-3309 · Fax (423) 624-6355
Phone(423) 698-3309
Fax(423) 624-6355
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateFebruary 28, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1548236441 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
Licenses✔ Licensed in TN · APN09918✔ Licensed in TN · RN99030✔ Licensed in GA · RN131359
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
2341 MCCALLIE AVE, Chattanooga, TN 37404
Open in Google Maps ↗

Other Identifiers 2

Other3053324TN · Bcbs
Medicaid362498TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..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

Joseph Michael Vial 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.

PECOS PAC ID2264564970
PECOS Enrollment IDI20100715000766, I20251210001393

Medicare Billing Reassignments

2

Medicare enrollment records show Joseph Vial reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Memorial Health Partners Foundation, Inc
3.4 mi
Internal Medicine
5600 BRAINERD RD, SUITE 500
Chattanooga, TN 37411
  • Reassigned Medicare billing, Georgia and Tennessee enrollments
  • 242 clinicians in this Medicare group
NPI 1922053545 (423) 495-6870
American Anesthesiology Of Tennessee, P.C.
98 mi
Nurse Anesthetist, Certified Registered
501 20TH ST, SUITE 606
Knoxville, TN 37916
  • Reassigned Medicare billing, Tennessee enrollment
  • Medicare enrollment name: American Anesthesiology Of Tennessee PC
  • 959 clinicians in this Medicare group
NPI 1245279777 (865) 546-8040

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
14 services14 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
12 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Memorial Healthcare System, Inc

Acute Care Hospitals · Chattanooga, TN
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number440091
Location2525 Desales AveChattanooga, TN 37404 · Hamilton County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37404 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AMY T. GARNER CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
ANESTHESIOLOGISTS ASSOCIATED PC
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
JENNIFER L JACKSON CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
JAMES F FOOTE CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
DR. KYLE V ROACH M.D.
Anesthesiology
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
BENJAMIN CORBY WHATLEY CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
PAUL ANTHONY PATTERSON CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
MRS. LYNN M GIBSON CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309

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 Joseph Vial's NPI number?

The NPI number for Joseph Vial is 1548236441. It was assigned to this individual provider in the NPPES registry on February 28, 2006.

Where is Joseph Vial located?

Joseph Vial practices at 2341 Mccallie Ave Suite 402, Chattanooga, TN 37404. The listed phone number is (423) 698-3309.

What is Joseph Vial's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Joseph Vial enrolled in Medicare?

Yes. Joseph Vial 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 Joseph Vial's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Vial reassigns Medicare benefits to 2 organizations: Memorial Health Partners Foundation, Inc (Chattanooga, TN) and American Anesthesiology Of Tennessee, P.C. (Knoxville, TN). 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 Joseph Vial's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joseph Vial accept?

Health plans from Alliant Health Plans, Inc. list Joseph Vial 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 Joseph Vial affiliated with any hospitals?

According to CMS data, Joseph Vial is affiliated with Memorial Healthcare System, Inc.

When was this NPI record last updated?

The NPPES record for Joseph Vial was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.