Quick answers
- Does Nabil K. Abudayeh accept Medicare assignment?
- Yes. Medicare's clinician data says Nabil K. Abudayeh 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 Nabil K. Abudayeh see?
- In 2024, CMS data shows 709 Original Medicare patients and 4,734 services for Nabil K. Abudayeh. This counts Original Medicare only and measures volume, not quality.
- What is Nabil K. Abudayeh's NPI number?
- 1699724484. 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 Nabil K. Abudayeh, 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 | 709 |
|---|---|
| Services billed to Medicare | 4,734 |
| Different services or procedures | 51 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,736 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)507 services
- Ultrasound of both sides of head and neck blood flow (93880)428 services
- Injection, regadenoson, 0.1 mg (J2785)276 services
- Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)158 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%
- Diabetes48%
- Arthritis42%
- Chronic kidney disease24%
- Ischemic heart disease22%
Hospitals where Nabil K. Abudayeh works
Medicare's Facility Affiliation Data lists Nabil K. Abudayeh 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.
- Eden Medical CenterCastro Valley, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050488
- Stanford Health Care Tri-ValleyPleasanton, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050283
Practice locations
Addresses where Nabil K. Abudayeh is enrolled with Medicare (CMS data updated October 2, 2026).
- 1022 Murrieta BlvdLivermore, CA 94550 (925) 961‑8920
- 20700 Lake Chabot Rd, Suite 107Castro Valley, CA 94546 (510) 886‑6878
Group practices
Medicare enrollment lists Nabil K. Abudayeh as a member of these groups (CMS data updated October 2, 2026).
- Advanced Cardiovascular Medical Associates Inc2 clinicians in the group
- Nabil K Abudayeh M D Professional Corporation2 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in California →
Other cardiologists in Livermore
Clinicians with the same Medicare primary specialty in Livermore, CA — not a recommendation.
Other clinicians in Advanced Cardiovascular Medical Associates Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Chicago College Of Medicine And Surgery |
| Graduation year | 1986 (40 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) | 1699724484 |
| 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