SOUTHERN ILLINOIS GI SPECIALISTS LLC – Gastroenterology Physician, NPI 1093775405

SOUTHERN ILLINOIS GI SPECIALISTS LLC is a healthcare provider. based in Carbondale, Illinois. specializing in Gastroenterology Physician. The organization holds a License No. 036094155 (IL). The NPI Number for SOUTHERN ILLINOIS GI SPECIALISTS LLC is 1093775405

Main info

Organization
Name
SOUTHERN ILLINOIS GI SPECIALISTS LLC
NPI
1093775405
Phone
(618) 476-9399
Address
PO BOX 365
Authorized Official
ZAHOOR A MAKHDOOM MD OWNER MD
Enumeration Date
28 March 2006
Last Update Date
12 August 2008
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for SOUTHERN ILLINOIS GI SPECIALISTS LLC

  • PO BOX 365

    CARBONDALE, IL 629030365

    Phone: (618) 476-9399

    Fax: (618) 476-9547

    Type: Mailing

  • 1100, Diann Lane, Carbondale, Jackson County, Illinois, 62901, United States

    CARBONDALE, IL 629015339

    Phone: (618) 549-8006

    Fax: (618) 549-8434

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-12-03

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Past revalidation due date

Earliest CMS due date was 2026-01-31 (134 days ago).

Enrollment records

1

Earliest due date

2026-01-31

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
O20041203000280OClinic/Group PracticeIL2026-01-31

What to do next

  • Verify current status on the CMS Revalidation Lookup Tool immediately.
  • Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
  • Overdue revalidation can lead to deactivation of Medicare billing privileges.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 62903)

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Reviews

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Frequently asked questions

What is the 10-digit NPI for SOUTHERN ILLINOIS GI SPECIALISTS LLC?
SOUTHERN ILLINOIS GI SPECIALISTS LLC — NPI 1093775405 — is the standard way to identify this listing.
Does the file indicate SOUTHERN ILLINOIS GI SPECIALISTS LLC is practicing under active NPI?
Directory data currently reports SOUTHERN ILLINOIS GI SPECIALISTS LLC as active.
What healthcare role does SOUTHERN ILLINOIS GI SPECIALISTS LLC hold?
Scheduling teams often label SOUTHERN ILLINOIS GI SPECIALISTS LLC under Gastroenterology Physician. Clinical services aligned with this taxonomy classification.
What address line appears for SOUTHERN ILLINOIS GI SPECIALISTS LLC?
SOUTHERN ILLINOIS GI SPECIALISTS LLC's geographic hint is Carbondale, Illinois in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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