Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GEORGE AARON DUVALL M.D.
NPI 1073526604
Internal Medicine - Gastroenterology in Tyler, TX

Q: What is George Duvall's NPI number?

The NPI number for George Duvall is 1073526604. It was assigned to this individual provider in the NPPES registry on August 14, 2006.

Q: What is George Duvall's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for George Duvall was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.

Active since August 14, 2006PECOS EnrolledAccepts Medicare Assignment

1720 SOUTH BECKHAM AVE, TYLER, TX 75701(903) 595-5101(903) 597-2314 Get Directions Write a Review

NPPES record last updated: October 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 1, 2026, Apr 10, 2017, Mar 3, 2017 and 3 more (6 updates tracked since 2016).

On this page

About George Aaron Duvall M.d. NPPES

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

GEORGE AARON DUVALL M.D. (NPI 1073526604) is an individual gastroenterology provider in Tyler, Texas, licensed in Texas (H9893) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Ut Health East Texas Tyler Regional Hospital, and maintains a secondary practice location in Tyler.

NPPES Registry Identity

NPI1073526604

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameGEORGE AARON DUVALLCredential: M.D.

Location Address1720 SOUTH BECKHAM AVETyler, TX 75701

Mailing Address1720 S Beckham AveTyler, TX 75701-4464 · (903) 595-5101 · Fax (903) 597-2314

Phone(903) 595-5101

Fax(903) 597-2314

Sole ProprietorNo

Medical School CMSBaylor College Of MedicineGraduated 1990

Enumeration DateAugust 14, 2006

Last NPPES UpdateOctober 1, 20266 updates tracked since enumeration

NPPES CertifiedOctober 1, 2026

✔ NPI 1073526604 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in TX · H9893

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

1720 SOUTH BECKHAM AVE, Tyler, TX 75701

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Secondary Practice Location 1

Location 1910 E Houston St Ste 550Tyler, TX 75702-8366 · Phone (903) 606-8718 · Fax (903) 606-1218

Other Identifiers 6

Other100009988TX · Rail Road Medicare

Other75-2616977-125TX · Tricare

Other75-2616977-008TX · Tricare

Other8GC693TX · Bcbs

Medicaid136857314TX

Medicaid136857310TX

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, UnitedHealthcare.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

George Aaron Duvall M.d. 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 ID7517905052

PECOS Enrollment IDI20101021000421

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 George Duvall reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Christus Trinity Clinic Texas

1.1 mi

Family Medicine

520 DOUGLAS BLVD
Tyler, TX 75702

Reassigned Medicare billing, Texas enrollment
2,745 clinicians in this Medicare group

NPI 1285684225 (903) 315-4119

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 16

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.

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

187 services187 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

142 services142 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

134 services110 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

103 services103 patients

Dilation of esophagus 43450

Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.

101 services99 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

96 services92 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

60 services57 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

50 services50 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

37 services36 patients

Measurement of liver stiffness 91200

Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.

35 services35 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

28 services28 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

20 services14 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43259

This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.

16 services16 patients

Removal of large bowel tissue using a flexible endoscope 45390

This procedure, known as a colonoscopy, involves using a flexible endoscope to examine and potentially remove tissue from the large intestine. The endoscope allows the doctor to view the bowel lining directly and remove any abnormal tissue for further analysis.

14 services14 patients

Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43242

This procedure involves using an ultrasound to guide a needle to specific areas in the esophagus, stomach, or upper small bowel. A flexible endoscope is used to reach these areas. The needle collects a small sample for testing.

13 services13 patients

Monitoring and recording of esophageal function through a capsule attached to the esophagus wall 91035

This procedure involves a small capsule being attached to your esophagus wall. It measures and records how your esophagus is functioning, helping to identify any potential issues. You won't feel the capsule and it will pass naturally through your system after a few days.

12 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Ut Health East Texas Tyler Regional Hospital

Acute Care Hospitals · Tyler, TX

1/5 CMS rating

OwnershipProprietary

CMS Certification Number450083

Location1000 South Beckham AveTyler, TX 75701 · Smith County

Emergency services Birthing friendly

Christus Mother Frances Hospital

Acute Care Hospitals · Tyler, TX

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450102

Location800 East DawsonTyler, TX 75701 · Smith County

Emergency services Birthing friendly

Baylor Scott & White Texas Spine & Joint Hospital

Acute Care Hospitals · Tyler, TX

OwnershipPhysician

CMS Certification Number450864

Location1814 Roseland BoulevardTyler, TX 75701 · Smith County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75701 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

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$97.05 typical visit price

range $17.52 – $136.11

Typical copayment $24.26 (range $4.38 – $34.02)

Most-billed visit code 99214

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 3

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

PETER KEVIN MEYERS M.D.

Internal Medicine (Gastroenterology)

1720 SOUTH BECKHAM AVE
TYLER, TX 75701

Smith County (903) 595-5101

KEVIN DWIGHT GREEN M.D.

Internal Medicine (Gastroenterology)

1720 SOUTH BECKHAM AVE
TYLER, TX 75701

Smith County (903) 595-5101

RICHARD HESTON SEIDEL JR. M.D.

Internal Medicine (Gastroenterology)

1720 SOUTH BECKHAM AVE
TYLER, TX 75701

Smith County (903) 595-5101

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 George Duvall's NPI number?

The NPI number for George Duvall is 1073526604. It was assigned to this individual provider in the NPPES registry on August 14, 2006.

Where is George Duvall located?

George Duvall practices at 1720 South Beckham Ave, Tyler, TX 75701. The listed phone number is (903) 595-5101.

What is George Duvall's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is George Duvall enrolled in Medicare?

Yes. George Duvall 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 organization bills Medicare for George Duvall's services?

According to the CMS Revalidation Reassignment List (October 2026 release), George Duvall reassigns Medicare benefits to Christus Trinity Clinic Texas (Tyler, TX). 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 George Duvall's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does George Duvall accept?

Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and UnitedHealthcare list George Duvall 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 George Duvall affiliated with any hospitals?

According to CMS data, George Duvall is affiliated with Ut Health East Texas Tyler Regional Hospital, Christus Mother Frances Hospital and Baylor Scott & White Texas Spine & Joint Hospital.

When was this NPI record last updated?

The NPPES record for George Duvall was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.