Quick answers
- Does Ali Ahmed accept Medicare assignment?
- Yes. Medicare's clinician data says Ali 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 Ali Ahmed see?
- In 2024, CMS data shows 90 Original Medicare patients and 254 services for Ali Ahmed. This counts Original Medicare only and measures volume, not quality.
- What is Ali Ahmed's NPI number?
- 1649431511. 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 Ali 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 | 90 |
|---|---|
| Services billed to Medicare | 254 |
| Different services or procedures | 43 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Review by radiologist of image from tube placement into bile duct using an endoscope (74328)43 services
- Removal of stone or debris from bile or pancreatic duct using a flexible endoscope (43264)29 services
- Replacement of stent in pancreatic or bile duct using a flexible endoscope (43276)25 services
- Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth (43237)17 services
- Insertion of stent into pancreatic or bile duct using a flexible endoscope (43274)15 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 cholesterol74%
- Diabetes50%
- Chronic kidney disease44%
- Arthritis43%
- Ischemic heart disease43%
Hospitals where Ali Ahmed works
Medicare's Facility Affiliation Data lists Ali 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.
- St Vincent's BirminghamBirmingham, AL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 010056
- St. Vincent's EastBirmingham, AL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 010011
- University of Alabama HospitalBirmingham, AL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 010033
Practice locations
Addresses where Ali Ahmed is enrolled with Medicare (CMS data updated October 2, 2026).
- 619 19th St SBirmingham, AL 35249 (205) 934‑4011
Group practices
Medicare enrollment lists Ali Ahmed as a member of this group (CMS data updated October 2, 2026).
- University of Alabama Health Services Foundation, PC2,814 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Birmingham
Clinicians with the same Medicare primary specialty in Birmingham, AL — not a recommendation.
Other clinicians in University of Alabama Health Services Foundation, PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Medical school | State University Of New York At Buffalo School Of Medicine |
|---|---|
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649431511 |
| 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