Quick answers
- Does Haytham A. Al-Azzeh accept Medicare assignment?
- Yes. Medicare's clinician data says Haytham A. Al-Azzeh 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 Haytham A. Al-Azzeh see?
- In 2024, CMS data shows 231 Original Medicare patients and 1,959 services for Haytham A. Al-Azzeh. This counts Original Medicare only and measures volume, not quality.
- What is Haytham A. Al-Azzeh's NPI number?
- 1437170438. 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 Haytham A. Al-Azzeh, 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 | 231 |
|---|---|
| Services billed to Medicare | 1,959 |
| Different services or procedures | 38 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)298 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)282 services
- Electrocardiogram (ecg) 1 to 3 leads with review by physician only (93042)207 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)189 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)141 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%
- Heart failure71%
- Ischemic heart disease62%
- Arthritis55%
- Diabetes45%
Practice locations
Addresses where Haytham A. Al-Azzeh is enrolled with Medicare (CMS data updated October 2, 2026).
- 11920 Astoria BlvdHouston, TX 77089 (281) 484‑0900
Group practices
Medicare enrollment lists Haytham A. Al-Azzeh as a member of this group (CMS data updated October 2, 2026).
- Nawar Tayyan, MD, PA2 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Texas →
Other cardiologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Other clinicians in Nawar Tayyan, MD, PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 (32 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437170438 |
| 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