Quick answers
- Does Ghassan J. Alzaghrini accept Medicare assignment?
- Yes. Medicare's clinician data says Ghassan J. Alzaghrini 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 Ghassan J. Alzaghrini see?
- In 2024, CMS data shows 688 Original Medicare patients and 4,350 services for Ghassan J. Alzaghrini. This counts Original Medicare only and measures volume, not quality.
- What is Ghassan J. Alzaghrini's NPI number?
- 1336193309. 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 Ghassan J. Alzaghrini, 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 | 688 |
|---|---|
| Services billed to Medicare | 4,350 |
| Different services or procedures | 29 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)1,094 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,015 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)775 services
- Injection, regadenoson, 0.1 mg (J2785)382 services
- Technetium tc-99m tetrofosmin, diagnostic, per study dose (A9502)246 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%
- Arthritis48%
- Ischemic heart disease34%
- Diabetes33%
- Atrial fibrillation29%
Practice locations
Addresses where Ghassan J. Alzaghrini is enrolled with Medicare (CMS data updated October 2, 2026).
- 1429 Hwy 6Sugar Land, TX 77478 (713) 781‑4600
- 2500 Fondren Rd, Suite 209Houston, TX 77063 (713) 781‑4600
Group practices
Medicare enrollment lists Ghassan J. Alzaghrini as a member of this group (CMS data updated October 2, 2026).
- Hillcroft Medical Clinic Association23 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Texas →
Other cardiologists in Sugar Land
Clinicians with the same Medicare primary specialty in Sugar Land, TX — not a recommendation.
Other clinicians in Hillcroft Medical Clinic Association
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336193309 |
| 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
- 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