Quick answers
- Does Amir R. Ahmed accept Medicare assignment?
- Yes. Medicare's clinician data says Amir R. Ahmed accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Amir R. Ahmed see?
- In 2024, CMS data shows 243 Original Medicare patients and 538 services for Amir R. Ahmed. This counts Original Medicare only and measures volume, not quality.
- What is Amir R. Ahmed's NPI number?
- 1205824810. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Amir R. Ahmed, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 243 |
|---|---|
| Services billed to Medicare | 538 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)71 services
- Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43235)45 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)43 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)43 services
- Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (G0500)41 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Chronic kidney disease49%
- Diabetes43%
- Heart failure43%
Hospitals where Amir R. Ahmed works
Medicare's Facility Affiliation Data lists Amir R. Ahmed at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Citizens Medical CenterVictoria, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450023
- De Tar Hospital NavarroVictoria, TX · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 450147
- Herrin HospitalHerrin, IL · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 140011
- St Joseph Memorial HospitalMurphysboro, IL · Critical Access Hospital · Emergency services: listed by Medicare · CCN 141334
- The Corpus Christi Medical CenterCorpus Christi, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450788
Practice locations
Addresses where Amir R. Ahmed is enrolled with Medicare (CMS data updated October 2, 2026).
- 404 Lincoln DrHerrin, IL 62948 (618) 993‑0056
- 5210 FM 1463 RdFulshear, TX 77494 (361) 237‑3975
- 6404 Nursery Dr, Suite 201Victoria, TX 77904 (361) 485‑2695
Group practices
Medicare enrollment lists Amir R. Ahmed as a member of these groups (CMS data updated October 2, 2026).
- Southern Illinois Medical Services NFP334 clinicians in the group
- Health and Wellness Solutions PA7 clinicians in the group
- Advanced Southern Gastroenterology PLLC2 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Herrin
Clinicians with the same Medicare primary specialty in Herrin, IL — not a recommendation.
Other clinicians in Southern Illinois Medical Services NFP
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1205824810 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians