Quick answers
- Does Shahryar Ahmad accept Medicare assignment?
- Yes. Medicare's clinician data says Shahryar Ahmad 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 Shahryar Ahmad see?
- In 2024, CMS data shows 279 Original Medicare patients and 585 services for Shahryar Ahmad. This counts Original Medicare only and measures volume, not quality.
- What is Shahryar Ahmad's NPI number?
- 1528253267. 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 Shahryar Ahmad, 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 | 279 |
|---|---|
| Services billed to Medicare | 585 |
| Different services or procedures | 34 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)120 services
- Critical care, first 30-74 minutes (99291)83 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)77 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)68 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)33 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%
- Arthritis52%
- COPD49%
- Ischemic heart disease48%
- Heart failure42%
Hospitals where Shahryar Ahmad works
Medicare's Facility Affiliation Data lists Shahryar Ahmad 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.
- Ascension St Vincent CarmelCarmel, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150157
- Ascension St Vincent FishersFishers, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150181
- Ascension St Vincent HospitalIndianapolis, IN · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 150084
- Ascension St Vincent KokomoKokomo, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150010
- St Vincent Heart CenterCarmel, IN · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 150153
Practice locations
Addresses where Shahryar Ahmad is enrolled with Medicare (CMS data updated October 2, 2026).
- 8330 Naab Rd, Suite 340Indianapolis, IN 46260 (317) 415‑6500
Group practices
Medicare enrollment lists Shahryar Ahmad as a member of this group (CMS data updated October 2, 2026).
- St Vincent Medical Group Inc736 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
- Internal Medicinealso
Other pulmonologists in Indianapolis
Clinicians with the same Medicare primary specialty in Indianapolis, IN — not a recommendation.
Other clinicians in St Vincent Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528253267 |
| 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