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THOMAS MICHAEL HILLIS MD
NPI 1972504884
Surgery in Texarkana, AR

Active since August 02, 2005PECOS Enrolled
6412 WINDY HILL DR, TEXARKANA, AR 71854(870) 330-4577(903) 614-3525 Get Directions Write a Review

NPPES record last updated: March 18, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Thomas Michael Hillis Md NPPES

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

THOMAS MICHAEL HILLIS MD (NPI 1972504884) is an individual surgery provider in Texarkana, Arkansas, licensed in Texas (F4867) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Christus St Michael Health System, and is a graduate of University Of Arkansas College Of Medicine (1974).

NPPES Registry Identity

NPI1972504884
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameTHOMAS MICHAEL HILLISCredential: MD
Location Address6412 WINDY HILL DRTexarkana, AR 71854-8198
Mailing Address2900 Saint Michael Dr Ste 307Texarkana, TX 75503-2343 · (903) 614-5356 · Fax (903) 614-5399
Phone(870) 330-4577
Fax(903) 614-3525
Sole ProprietorNo
Medical School CMSUniversity Of Arkansas College Of MedicineGraduated 1974
Enumeration DateAugust 2, 2005
Last NPPES UpdateMarch 18, 2025
NPPES CertifiedMarch 18, 2025
✔ NPI 1972504884 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in TX · F4867✔ Licensed in AR · C4830
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
6412 WINDY HILL DR, Texarkana, AR 71854
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Other Identifiers 2

Medicaid115216702TX
Medicaid107509001AR

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

PECOS PAC ID2062425861
PECOS Enrollment IDI20090408000521
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.

Areas of Expertise CMS Part B claims 5

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.

Ultrasound study of arm or leg veins with compression and maneuvers 93970
An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.
235 services209 patients
Ultrasound of both sides of head and neck blood flow 93880
An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.
214 services210 patients
Ultrasound study of one arm or leg veins with compression and maneuvers 93971
This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.
206 services196 patients
Ultrasound of leg arteries or artery grafts 93925
An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.
53 services53 patients
Ultrasound of one leg arteries or artery grafts 93926
An ultrasound of leg arteries or artery grafts is a non-invasive test using sound waves to create images of your blood vessels. This helps doctors assess blood flow, identify blockages, and monitor the health of grafts.
12 services12 patients

Hospital Affiliations CMS Care Compare

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

Christus St Michael Health System

Acute Care Hospitals · Texarkana, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450801
Location2600 St Michael DrTexarkana, TX 75503 · Bowie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 71854 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
$79.72 typical visit price
range $51.36 – $157.74
Typical copayment $19.93 (range $12.84 – $39.43)
Most-billed visit code 99203
Established Patient
$64.56 typical visit price
range $16.16 – $128.77
Typical copayment $16.14 (range $4.04 – $32.19)
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.

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 Hillis's NPI number?

The NPI number for Thomas Hillis is 1972504884. It was assigned to this individual provider in the NPPES registry on August 2, 2005.

Where is Thomas Hillis located?

Thomas Hillis practices at 6412 Windy Hill Dr, Texarkana, AR 71854. The listed phone number is (870) 330-4577.

What is Thomas Hillis's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Thomas Hillis enrolled in Medicare?

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

What insurance does Thomas Hillis accept?

Health plans from Blue Cross and Blue Shield of Texas and CHRISTUS Health Plan list Thomas Hillis 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 Hillis affiliated with any hospitals?

According to CMS data, Thomas Hillis is affiliated with Christus St Michael Health System.

When was this NPI record last updated?

The NPPES record for Thomas Hillis was last updated on March 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.