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GASTROINTESTINAL ASSOCIATES, LLC
NPI 1619957123
Internal Medicine - Gastroenterology in Overland Park, KS

Active since January 19, 2006CLIA 17D1099078 · Certificate of Compliance
10200 W 105TH ST, OVERLAND PARK, KS 66212(913) 541-0510 Get Directions Write a Review

NPPES record last updated: July 1, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Gastrointestinal Associates, Llc NPPES

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

GASTROINTESTINAL ASSOCIATES, LLC (NPI 1619957123) is a healthcare organization registered as a gastroenterology in Overland Park, Kansas and active in the NPI registry since January 2006. The organization holds a CLIA Certificate of Compliance certificate valid through December 15, 2027 and lists Carole A Shick, Business Office Manager, as its authorized official.

NPPES Registry Identity

NPI1619957123
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameGASTROINTESTINAL ASSOCIATES, LLC
Location Address10200 W 105TH STOverland Park, KS 66212-5750
Mailing Address10200 W 105th StOverland Park, KS 66212-5750
Phone(913) 541-0510
Organization SubpartNo
Authorized OfficialCarole A ShickBusiness Office Manager · (913) 540-0510
Enumeration DateJanuary 19, 2006
Last NPPES UpdateJuly 1, 2025
NPPES CertifiedJuly 1, 2025
✔ NPI 1619957123 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
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.
10200 W 105TH ST, Overland Park, KS 66212
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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 Home State Health, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 17D1099078

Gastrointestinal Associates, PA · Overland Park, KS
Active · expires Dec 15, 2027
CLIA Number17D1099078
Laboratory TypePhysician Office
Certificate Effective DateDecember 16, 2025
Certificate Expiration DateDecember 15, 2027
Laboratory DirectorLarry D. Lawson
Laboratory Phone(913) 492-9600
Laboratory LocationGastrointestinal Associates, PA10200 West 105th Street, Suite 200, Overland Park, KS 66212
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Other Providers at the Same Location NPPES 8

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

DR. WILLIAM HARTONG M.D.
Specialist
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 495-9600
GASGAS LLC
Nurse Anesthetist, Certified Registered
10200 W 105TH ST, SUITE 100
OVERLAND PARK, KS 66212
Johnson County (913) 492-0800
JON CHRISTOPHER NICHOLS M.D.
Specialist
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 495-9600
THE OVERLAND PARK KS ENDOSCOPY ASC LLC
Clinic/Center (Ambulatory Surgical)
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 492-0800
DR. DONNA MARIE GRAESSLE DO
Internal Medicine (Gastroenterology)
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 495-9600
DR. WILLIAM DWIGHT BUSER M.D.
Specialist
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 495-9600
DR. JOHN ANTHONY THESING M.D.
Specialist
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 495-9600
KELCI BROOKE GILLENWATER
Nurse Practitioner
10200 W 105TH ST
OVERLAND PARK, KS 66212
Johnson County (913) 495-9600

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 Gastrointestinal Associates, LLC's NPI number?

The NPI number for Gastrointestinal Associates, LLC is 1619957123. It was assigned to this organization in the NPPES registry on January 19, 2006.

Where is Gastrointestinal Associates, LLC located?

Gastrointestinal Associates, LLC is located at 10200 W 105th St, Overland Park, KS 66212. The listed phone number is (913) 541-0510.

What is Gastrointestinal Associates, LLC's specialty?

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

Does Gastrointestinal Associates, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 17D1099078) is associated with this NPI, valid through December 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Gastrointestinal Associates, LLC accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 1 other insurer list Gastrointestinal Associates, LLC 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 Gastrointestinal Associates, LLC was last updated on July 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.