Quick answers
- Does Tarek Mahdi accept Medicare assignment?
- Yes. Medicare's clinician data says Tarek Mahdi 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 Tarek Mahdi see?
- In 2024, CMS data shows 105 Original Medicare patients and 250 services for Tarek Mahdi. This counts Original Medicare only and measures volume, not quality.
- What is Tarek Mahdi's NPI number?
- 1932137544. 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 Tarek Mahdi, 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 | 105 |
|---|---|
| Services billed to Medicare | 250 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 68 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)83 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)57 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)19 services
- Advance care planning, first 30 minutes (99497)14 services
- Influenza vaccine split virus, preservative free (90662)13 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 pressure69%
- High cholesterol46%
- Diabetes42%
- Arthritis33%
- Chronic kidney disease19%
- Depression15%
Practice locations
Addresses where Tarek Mahdi is enrolled with Medicare (CMS data updated October 2, 2026).
- 4244 Riverwalk Pkwy, Suite 150Riverside, CA 92505 (951) 781‑6335
- 4310 Orange StRiverside, CA 92501 (951) 781‑6335
Group practices
Medicare enrollment lists Tarek Mahdi as a member of this group (CMS data updated October 2, 2026).
- Riverside Family Physicians a Professional Medical Corporation5 clinicians in the group
Specialties
- Family Practiceprimary
- General Practicealso
- Geriatric Medicinealso
Other family doctors in Riverside
Clinicians with the same Medicare primary specialty in Riverside, CA — not a recommendation.
Other clinicians in Riverside Family Physicians a Professional Medical Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1983 (43 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) | 1932137544 |
| 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