1. Home
  2. Directory
  3. Louisiana
  4. Shreveport
  5. Internal Medicine
  6. NPI Profile

GARY WILLIAMS MD AND WILLIS-KNIGHTON MEDICAL CENTER
NPI 1598796583
Internal Medicine in Shreveport, LA

Active since July 06, 2006
2520 BERT KOUNS INDUSTRIAL LOOP, SUITE 202, SHREVEPORT, LA 71118(318) 212-5040(318) 212-5045 Get Directions Write a Review

NPPES record last updated: June 11, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gary Williams Md And Willis-knighton Medical Center NPPES

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

GARY WILLIAMS MD AND WILLIS-KNIGHTON MEDICAL CENTER (NPI 1598796583) is a healthcare organization registered as an internal medicine in Shreveport, Louisiana and active in the NPI registry since July 2006. The organization lists Greg J Gavin, Network Administrator, as its authorized official.

NPPES Registry Identity

NPI1598796583
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameGARY WILLIAMS MD AND WILLIS-KNIGHTON MEDICAL CENTER
Location Address2520 BERT KOUNS INDUSTRIAL LOOP, SUITE 202Shreveport, LA 71118-3130
Mailing Address2520 Bert Kouns Industrial Loop, Suite 202Shreveport, LA 71118-3130 · (318) 212-5040 · Fax (318) 212-5045
Phone(318) 212-5040
Fax(318) 212-5045
Organization SubpartNo
Authorized OfficialGreg J GavinNetwork Administrator · (318) 212-4232
Enumeration DateJuly 6, 2006
Last NPPES UpdateJune 11, 2012
✔ NPI 1598796583 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2520 BERT KOUNS INDUSTRIAL LOOP, Shreveport, LA 71118
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary Williams Md And Willis-knighton Medical Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Gary Williams MD And Willis-Knighton Medical Center, which bills Medicare for the services this clinician delivers.

Clinician (1)

Gary Williams, MD
Internal Medicine
NPI 1093747297
2520 BERT KOUNS INDUSTRIAL LOOP SUITE 202
Shreveport, LA 71118
(318) 212-5040
✔ PECOS✔ Accepts MedicareSame address

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

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 Gary Williams MD And Willis-Knighton Medical Center's NPI number?

The NPI number for Gary Williams MD And Willis-Knighton Medical Center is 1598796583. It was assigned to this organization in the NPPES registry on July 6, 2006.

Where is Gary Williams MD And Willis-Knighton Medical Center located?

Gary Williams MD And Willis-Knighton Medical Center is located at 2520 Bert Kouns Industrial Loop Suite 202, Shreveport, LA 71118. The listed phone number is (318) 212-5040.

What is Gary Williams MD And Willis-Knighton Medical Center's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Gary Williams MD And Willis-Knighton Medical Center enrolled in Medicare?

Yes. Gary Williams MD And Willis-Knighton Medical Center is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gary Williams MD And Willis-Knighton Medical Center?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Gary Williams MD And Willis-Knighton Medical Center. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Gary Williams MD And Willis-Knighton Medical Center accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 1 other insurer list Gary Williams MD And Willis-Knighton Medical Center 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 Gary Williams MD And Willis-Knighton Medical Center was last updated on June 11, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.