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ADVANCED GASTROENTEROLOGY & COLON CANCER SCREENING CENTER LLC
NPI 1215359484
Internal Medicine - Gastroenterology in Saint Louis, MO

Active since January 07, 2014
763 S NEW BALLAS RD # 265, SAINT LOUIS, MO 63141(618) 207-0900 Get Directions Write a Review

NPPES record last updated: January 7, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Advanced Gastroenterology & Colon Cancer Screening Center Llc NPPES

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

ADVANCED GASTROENTEROLOGY & COLON CANCER SCREENING CENTER LLC (NPI 1215359484) is a healthcare organization registered as a gastroenterology in Saint Louis, Missouri and active in the NPI registry since January 2014. The organization lists Tarik Firozi, President, as its authorized official.

NPPES Registry Identity

NPI1215359484
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameADVANCED GASTROENTEROLOGY & COLON CANCER SCREENING CENTER LLC
Location Address763 S NEW BALLAS RD # 265Saint Louis, MO 63141-8704
Mailing Address14803 Straub Hill LnChesterfield, MO 63017-7965 · (618) 207-0900
Phone(618) 207-0900
Organization SubpartNo
Authorized OfficialTarik FiroziPresident · (618) 207-0900
Enumeration DateJanuary 7, 2014
✔ NPI 1215359484 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 MO · 2008030945
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.
763 S NEW BALLAS RD # 265, Saint Louis, MO 63141
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 Sunflower Health Plan, Ambetter Health 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)

Advanced Gastroenterology & Colon Cancer Screening Center Llc 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 Advanced Gastroenterology & Colon Cancer Screening Center LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mohammad Tarik Firozi, MD
Gastroenterology
NPI 1962481648
763 S NEW BALLAS RD SUITE 265
Saint Louis, MO 63141
(314) 292-7305
✔ 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 Advanced Gastroenterology & Colon Cancer Screening Center LLC's NPI number?

The NPI number for Advanced Gastroenterology & Colon Cancer Screening Center LLC is 1215359484. It was assigned to this organization in the NPPES registry on January 7, 2014.

Where is Advanced Gastroenterology & Colon Cancer Screening Center LLC located?

Advanced Gastroenterology & Colon Cancer Screening Center LLC is located at 763 S New Ballas Rd # 265, Saint Louis, MO 63141. The listed phone number is (618) 207-0900.

What is Advanced Gastroenterology & Colon Cancer Screening Center LLC's specialty?

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

Is Advanced Gastroenterology & Colon Cancer Screening Center LLC enrolled in Medicare?

Yes. Advanced Gastroenterology & Colon Cancer Screening Center LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Gastroenterology & Colon Cancer Screening Center LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Advanced Gastroenterology & Colon Cancer Screening Center LLC. 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 Advanced Gastroenterology & Colon Cancer Screening Center LLC accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 1 other insurer list Advanced Gastroenterology & Colon Cancer Screening Center 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 Advanced Gastroenterology & Colon Cancer Screening Center LLC was last updated on January 7, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.