Dr. Abdulaziz Ayyadh M Alhasan – Internist / Geriatrician | Mississauga, ON

Dr. Abdulaziz Ayyadh is a dedicated Internist / Geriatrician committed to providing comprehensive medical care for adults, with a focus on complex conditions and geriatric health. Practicing in Mississauga, ON, he serves the surrounding communities. He adheres to the high standards set by the College of Physicians and Surgeons of Ontario (CPSO) to ensure quality and safety in patient care. Dr. Ayyadh offers specialized internal medicine and geriatric services tailored to the unique needs of adult and older adult populations.

He graduated with a Medical Degree from Umm Al-Qura University Faculty of Medicine in 2006, in Saudi Arabia. Following his graduation, he completed extensive post-graduate medical training, including postgraduate residency programs and certifications in Internal Medicine and Geriatric Care, acquiring the necessary expertise to manage complex adult health issues effectively.

Guided by a professional and clinical philosophy, Dr. Ayyadh is committed to evidence-based practice, continuous learning, and compassionate patient-centered care. He is fluent in Arabic and English, facilitating effective communication with a diverse patient population in Mississauga and the broader community.

Dr. Ayyadh provides expert care for adults with a wide range of medical conditions, including:

Complex Diagnostic & Multi-System Issues

• Investigation of Anemia: Diagnosing the underlying cause of low red blood cell counts.
• Management of Patients with Multiple Comorbidities: Coordinating care and treatment plans for individuals managing several complex health conditions simultaneously.
• Syncope (Fainting) Evaluation: Comprehensive work-up to determine the cause of fainting spells or loss of consciousness.

Management of Chronic Diseases

• Chronic Liver Disease: Diagnosis and management of various liver conditions such as fatty liver disease, chronic hepatitis, and cirrhosis complications.
• Dyslipidemia (High Cholesterol): Assessment and management of abnormal lipid levels through lifestyle advice and medication to reduce cardiovascular risk.
• Diabetes Mellitus (Type 1 & 2): Comprehensive management including glucose control strategies, complication prevention, and patient education.

Geriatric Syndromes & Focused Elder Care

• Polypharmacy & Medication Optimization: Expert review of multiple medications to reduce adverse effects, eliminate unnecessary drugs (deprescribing), and simplify regimens.
• Frailty Assessment & Management: Identifying and managing frailty to improve resilience, maintain function, and enhance quality of life in older adults.
• Urinary Incontinence Assessment: Evaluation and management of bladder control issues common in older adults.

Dr. Ayyadh manages a wide range of complex adult and geriatric health conditions. This list highlights common areas of focus. If your condition is not listed, please note that internal medicine specialists address diverse and often multi-systemic diseases. Consultation is typically initiated via referral from your primary care physician.

• Frailty Evaluation and Management: Assessing for frailty (increased vulnerability) and developing interventions to enhance resilience, function, and independence.
• Preventative Health Risk Assessment: Evaluating individual risk factors for major chronic diseases (e.g., cardiovascular disease, osteoporosis) and developing preventative strategies.
• Consultation for Undiagnosed Symptoms: Expert evaluation for patients experiencing persistent or puzzling symptoms that require specialized diagnostic investigation to determine the underlying cause.
• Non-Surgical Management of Cardiovascular Conditions: Medical management of conditions like stable coronary artery disease, heart failure, arrhythmias, and hypertension.
• Management of Acute Medical Issues (Inpatient Focus): Diagnosis and treatment of serious acute illnesses requiring hospital admission (often a primary role in hospital settings).

Note: This list represents some of the key services offered by Dr. Ayyadh. As a specialist in Internal Medicine and Geriatric Care, he provides comprehensive diagnostic and management services. For specific inquiries about whether your condition falls within Dr. Ayyadh's scope of practice, please discuss with your referring physician or contact the clinic.

All medical services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO).

Dr. Ayyadh's practice is located in the Mississauga City Centre, within the Square One area neighborhood. The facility is situated within C A M H, providing convenient access for patients from surrounding communities. The practice is close to Meadowvale Conservation Area on the south edge, offering a tranquil environment. Patients can easily reach the clinic via MiWay (Mississauga Transit), ensuring accessible public transportation options. The facility is wheelchair accessible. Parking is available at the facility.

How is payment handled for appointments with Dr. Ayyadh? Is it covered by Ontario Health Insurance Plan (OHIP)?

In ON, medical consultations with specialists like Dr. Ayyadh are typically covered by your provincial health insurance (Ontario Health Insurance Plan (OHIP)) when you present a valid health card and have the required referral. You generally do not pay directly for the consultation service itself. Some specific procedures, forms, or administrative tasks might not be covered by Ontario Health Insurance Plan (OHIP) and may incur a separate fee according to provincial guidelines. Please inquire if you have questions about uninsured services.

Can I book an appointment directly or do I absolutely need a referral?

A referral from your family physician or another medical specialist is required to see Dr. Ayyadh. As experts in Internal Medicine and Geriatric Care, Internists and Geriatricians see patients based on specific medical questions posed by the referring doctor. This ensures continuity of care and that the consultation is appropriate for your needs. Please have your doctor forward the referral information.

What is the appointment cancellation policy?

We understand that unforeseen circumstances arise. If you need to cancel or reschedule your appointment, please provide at least 24-48 hours' notice so we can offer the time slot to another patient waiting for consultation. Failure to provide sufficient notice may result in a missed appointment fee (if applicable per clinic policy). Please contact the office directly to make changes.

Can Dr. Abdulaziz Ayyadh provide advice on healthy aging?

Yes, as part of a comprehensive assessment, Dr. Ayyadh can discuss evidence-based strategies for healthy aging. This might include advice on appropriate exercise, nutrition, preventative health screenings, vaccinations, cognitive health maintenance, and managing chronic conditions effectively to promote longevity and well-being.

Why is reviewing multiple medications (polypharmacy) important?

As people age or develop multiple health conditions, they often take many medications. Polypharmacy increases the risk of side effects, drug interactions, falls, confusion, and non-adherence. A careful review helps ensure each medication is truly necessary, effective, and safe, potentially leading to deprescribing (stopping unnecessary drugs) and simplifying the regimen.

What exactly does an Internist (Internal Medicine Specialist) do?

An Internist is a medical doctor who specializes in diagnosing, treating, and preventing complex diseases primarily in adults. They are experts in managing conditions affecting multiple organ systems, handling challenging diagnostic puzzles, and coordinating care for patients with multiple chronic illnesses. They often serve as consultants to other physicians.

C A M H
21 Queensway W
Mississauga, ON L5B 1B6

Phone: (855) 629-0365 | Fax: (905) 897-7780

The facility is wheelchair accessible.

Dr. Ayyadh is a licensed physician regulated by the College of Physicians and Surgeons of Ontario (CPSO) under the Medicine Act, 1991 in ON. Patients are typically seen by referral from their primary care physician.

Verify registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Alhasan-Abdulaziz-Ayyadh-M/0294662-104853