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THOMAS EDWARD GAINES MD
NPI 1447243068
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Knoxville, TN

Active since August 30, 2005PECOS Enrolled
95.69/100
CMS Quality Rating
1940 ALCOA HWY, STE E-180, KNOXVILLE, TN 37920(865) 305-6955(865) 637-5216 Get Directions Write a Review

NPPES record last updated: March 5, 2010. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Thomas Edward Gaines Md NPPES

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

THOMAS EDWARD GAINES MD (NPI 1447243068) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Knoxville, Tennessee, licensed in Tennessee (021056) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447243068
Entity TypeIndividualMale
Primary Taxonomy208G00000X
Provider Legal NameTHOMAS EDWARD GAINESCredential: MD
Location Address1940 ALCOA HWY, STE E-180Knoxville, TN 37920-2244
Mailing AddressPo Box 440547Nashville, TN 37244-0547 · (865) 670-6199 · Fax (865) 670-6188
Phone(865) 305-6955
Fax(865) 637-5216
Sole ProprietorNo
Enumeration DateAugust 30, 2005
Last NPPES UpdateMarch 5, 2010
✔ NPI 1447243068 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians
Taxonomy Code208G00000X
License✔ Licensed in TN · 021056
Definition
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
1940 ALCOA HWY, Knoxville, TN 37920
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINE81576
Medicare PIN37143273TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas Edward Gaines Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Thomas Gaines reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Health System, Inc
Same address
Internal Medicine
1940 ALCOA HWY, STE E180
Knoxville, TN 37920
  • Reassigned Medicare billing, Tennessee enrollment
  • 832 clinicians in this Medicare group
NPI 1447589197 (865) 305-6810

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37920 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
$160.89 typical visit price
range $52.64 – $160.89
Typical copayment $40.22 (range $13.16 – $40.22)
Most-billed visit code 99205
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.

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.

95.69/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.28
Promoting Interoperability100
Improvement Activities40

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.

MRS. PATRICIA M HUDDLESTON NP
Nurse Practitioner (Family)
1940 ALCOA HWY, STE 180
KNOXVILLE, TN 37920
Knox County (865) 305-6955
DR. MONA ANNE DASGUPTA DO
Student in an Organized Health Care Education/Training Program
1940 ALCOA HWY
KNOXVILLE, TN 37920
Knox County (865) 524-7471
KNOXVILLE OMNICARE PLLC
Family Medicine
1940 ALCOA HWY, E40
KNOXVILLE, TN 37920
Knox County (865) 588-1605
RAYMOND A DIETER III MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1940 ALCOA HWY, SUITE E310
KNOXVILLE, TN 37920
Knox County (865) 305-6955
ANNA H MOORE APRN, BC
Nurse Practitioner (Family)
1940 ALCOA HWY, SUITE E310
KNOXVILLE, TN 37920
Knox County (865) 544-2800
DR. MICHAEL MORGAN MCNALLY
Surgery (Vascular Surgery)
1940 ALCOA HWY, E120
KNOXVILLE, TN 37920
Knox County (865) 305-8040
UHS CARDIOLOGY GROUP, LLC
Internal Medicine (Cardiovascular Disease)
1940 ALCOA HWY, STE 310
KNOXVILLE, TN 37920
Knox County (865) 544-2800
MS. LISA A DUGGER NP
Nurse Practitioner (Family)
1940 ALCOA HWY, SUITE E-310
KNOXVILLE, TN 37920
Knox County (865) 544-2800

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 Gaines's NPI number?

The NPI number for Thomas Gaines is 1447243068. It was assigned to this individual provider in the NPPES registry on August 30, 2005.

Where is Thomas Gaines located?

Thomas Gaines practices at 1940 Alcoa Hwy Ste E-180, Knoxville, TN 37920. The listed phone number is (865) 305-6955.

What is Thomas Gaines's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Is Thomas Gaines enrolled in Medicare?

Yes. Thomas Gaines is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Thomas Gaines's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Gaines reassigns Medicare benefits to University Health System, Inc (Knoxville, 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 Thomas Gaines's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Thomas Gaines accept?

Health plans from BlueCross BlueShield of Tennessee and Oscar Insurance Company list Thomas Gaines 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 Thomas Gaines was last updated on March 5, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.