Dr. David Joseph Renald Casault – Family Doctor | Orillia, ON

Dr. David Joseph Renald Casault is a Family Doctor. Practicing at Women's College Hospital in Orillia, ON, he is dedicated to providing high-quality, comprehensive, and patient-centered family medical care. He is registered with The College of Physicians and Surgeons of Ontario (CPSO) and practices in accordance with the standards set by this regulatory body and the principles of modern family medicine.

Dr. Casault's role focuses on providing continuous and comprehensive primary medical care for individuals and families across all ages and stages of life. This includes preventative care, diagnosis and treatment of acute and chronic illnesses, and management of ongoing health needs, serving as the central point for patient care. He serves patients of all ages, from newborns and infants through to children, adolescents, adults, and seniors. He brings valuable clinical experience to the practice and has developed skills or a strong interest in areas such as comprehensive primary care within family practice. He is also dedicated to ongoing professional development to stay current with the latest advancements in family medicine.

Key aspects of his practice philosophy include a strong belief in patient-centered care, ensuring that treatment plans are tailored to individual needs, values, and circumstances; a dedication to preventative medicine and health promotion, aiming to identify risks early and support patients in maintaining long-term wellness; a commitment to evidence-based medicine, integrating the latest research with clinical expertise to provide the highest standard of care. He is fluent in English and also offers consultations in French.

Dr. David Joseph Renald Casault provides comprehensive family medical care for a wide variety of health concerns affecting patients of all ages, including but not limited to:

Adult Common Health Issues

• Anemia (Iron Deficiency, Vitamin B12/Folate Deficiency - Diagnosis & Management): Investigating causes of anemia (e.g., symptoms like fatigue, pallor, dyspnea on exertion, dizziness, palpitations, restless legs) through thorough history (diet, medications, menstrual history, GI symptoms), physical examination, and targeted blood tests (Complete Blood Count - CBC with differential and red cell indices, iron studies including ferritin, serum vitamin B12, serum folate, reticulocyte count, LDH, bilirubin if hemolysis suspected).
• Helicobacter pylori (H. pylori) Infection - Testing & Eradication Therapy: Testing for Helicobacter pylori infection in appropriate clinical contexts (e.g., patients with peptic ulcer disease, certain types of gastritis, dyspepsia in high-prevalence areas, or family history of gastric cancer) using non-invasive methods like urea breath test, stool antigen test, or serology (less reliable for active infection).
• Allergic Conjunctivitis & Dry Eye Syndrome - Primary Care Management: Primary care approach to common, non-sight-threatening eye discomforts.

Joint Muscle Pain

• Fibromyalgia & Other Widespread Chronic Pain Syndromes - Primary Care Diagnosis & Multimodal Management: Working collaboratively with individuals experiencing chronic widespread pain to develop personalized self-management strategies, set realistic functional goals, and coordinate care effectively with other healthcare providers such as physiotherapists, occupational therapists, psychologists, and rheumatologists (for diagnostic confirmation or complex cases).
• Polymyalgia Rheumatica (PMR) - Diagnosis, Management & Monitoring (Often with Rheumatology Co-Management): Recognizing the characteristic clinical presentation of Polymyalgia Rheumatica (PMR) in older adults (typically age >50 years) – symmetrical morning stiffness and aching in the shoulders, neck, and pelvic girdle – often associated with significantly elevated inflammatory markers (ESR, CRP). Initiating treatment with low-dose corticosteroids (e.g., prednisone 12.5-25 mg daily) which usually results in a rapid and dramatic improvement in symptoms, thus supporting the diagnosis. Vigilantly screening for and differentiating from Giant Cell Arteritis (GCA/Temporal Arteritis), which can co-exist with PMR (or occur independently) and requires urgent higher-dose steroid therapy and specialist (rheumatology/ophthalmology) referral to prevent irreversible vision loss.
• Repetitive Strain Injuries (RSI), Tendinopathies & Work-Related Musculoskeletal Disorders (WRMSDs) - Initial Assessment & Conservative Management: A first point of contact for work-related or activity-induced repetitive strain injuries, guiding effective conservative management, facilitating return to function, and providing documentation for workplace accommodations if necessary. Referral to specialists (e.g., sports medicine, orthopedics, physiatry) if symptoms are persistent, severe, or require further investigation/intervention.

Common Chronic Conditions

• Irritable Bowel Syndrome (IBS) - Primary Care Management: A supportive approach to IBS, working with patients to identify triggers and develop effective coping mechanisms.
• Type 2 Diabetes Mellitus & Prediabetes: Managing all aspects of type 2 diabetes and prediabetes with personalized treatment plans. This includes regular blood sugar monitoring (self-monitoring, A1c, continuous glucose monitoring (CGM) discussion), prescription and adjustment of medications (oral hypoglycemics, GLP-1 agonists, SGLT2 inhibitors, insulin), comprehensive diet and exercise counseling, and proactive screening and management of diabetes-related complications (retinopathy, nephropathy, neuropathy, foot problems, cardiovascular disease).
• Osteoarthritis & Other Chronic Musculoskeletal Pain (e.g., Chronic Back/Neck Pain, Fibromyalgia): Long-term support and care for managing the symptoms of degenerative joint disease and other chronic musculoskeletal pain, focusing on self-management and maintaining an active lifestyle.
• Asthma (All Ages) & Allergic Rhinitis: Developing and regularly reviewing personalized asthma action plans, educating on proper inhaler technique (metered-dose inhalers, dry powder inhalers, nebulizers), trigger identification and avoidance (allergens, irritants), medication management (relievers, controllers like inhaled corticosteroids, LABAs, LTRAs), and managing asthma exacerbations to improve breathing, prevent flare-ups, and maintain an active lifestyle. Also includes management of associated allergic rhinitis (hay fever).

Common Acute Conditions

• Urinary Tract Infections (UTIs - Cystitis, Pyelonephritis - uncomplicated initial): Addressing common symptoms of UTIs and providing effective, evidence-based treatment to eradicate the infection and restore urinary health.
• Lower Respiratory Tract Infections (Acute Bronchitis, Community-Acquired Pneumonia): Care for acute lung infections, focusing on appropriate antimicrobial therapy when indicated, supportive measures (rest, hydration, symptom relief), and guidance for a full recovery, with escalation to hospital care if severe.
• Headaches (Tension-type, Migraine - Acute Symptomatic Relief): Assessment of acute headaches to differentiate types (e.g., tension headache, migraine, cervicogenic), provide initial pain relief strategies (analgesics, NSAIDs, triptans for migraine), identify potential triggers, and rule out serious underlying causes requiring urgent investigation.

Preventative Health Topics

• Travel Medicine Advice & Routine/Travel Vaccinations: Providing pre-travel consultations for individuals travelling to common and some less common international destinations. This includes a detailed risk assessment based on itinerary (country, region, urban/rural, length of stay, type of travel); advice on food and water safety, insect bite prevention (e.g., for malaria, dengue, Zika, chikungunya), altitude sickness prevention, and management of common travel-related ailments (e.g., traveler's diarrhea). Also includes administration of necessary routine immunizations (MMR, Tdap, Polio, Flu) and specific travel vaccinations (e.g., Hepatitis A/B, Typhoid, Yellow Fever if a designated center, Rabies pre-exposure, Japanese Encephalitis considerations). Malaria chemoprophylaxis prescription if indicated. Complex itineraries or immunocompromised travelers may require referral to a specialized travel clinic.
• Infectious Disease Prevention & Outbreak Management Support (Community Level): Educating patients and families on routine infection prevention and control measures (e.g., hand hygiene, cough etiquette, staying home when sick). Providing guidance during community outbreaks of infectious diseases (e.g., influenza, measles, pertussis, COVID-19), including advice on testing, isolation/quarantine, and public health recommendations.
• Health Equity & Social Determinants of Health (SDOH) Discussion & Resource Navigation: Advocating for patients facing health inequities and working to connect them with resources that can improve their overall health outcomes and reduce disparities.

This list offers some examples of common conditions managed in family practice. A diagnosis is always based on an individual assessment by Dr. Casault. If your specific health concern isn't listed, please contact the clinic to discuss your needs.

• Assessment & Management of Common Joint Pain (Knee, Shoulder, Hip, Back): Diagnosing and providing primary care management for common musculoskeletal issues such as osteoarthritis, mechanical low back pain, neck pain, rotator cuff tendinopathy, bursitis, and other non-specific joint or muscle pain.
• Hypertension & Lipid Disorder Management (High Blood Pressure & Cholesterol): Regular monitoring, evidence-based treatment (lifestyle modifications, medication selection and titration), and ongoing education for managing high blood pressure and dyslipidemia (high cholesterol/triglycerides) to reduce overall cardiovascular risk.
• Skin Lesion Assessment, Biopsy & Minor Excisions (Benign Lesions): Management of common skin lesions, including simple diagnostic and removal procedures where appropriate within primary care.
• Cardiovascular Disease Management (Stable CAD, Heart Failure, Atrial Fibrillation): Primary care support for patients with established heart conditions, ensuring regular follow-up, adherence to complex treatment plans, and promotion of heart-healthy lifestyles.
• Care for Minor Injuries & Acute Musculoskeletal Complaints: Management of uncomplicated musculoskeletal injuries and skin wounds in a primary care setting, with referrals to specialized care when necessary.

Note: This list highlights some of the key services offered by Dr. Casault. For a comprehensive understanding of all services, or to discuss your specific health needs, please schedule a consultation.

All services are provided in accordance with the scope of practice for Family Doctors in ON and the ethical and professional standards set by The College of Physicians and Surgeons of Ontario (CPSO).

At Women's College Hospital, family medicine is centered on a collaborative partnership to help individuals like you achieve significant improvements in your health, manage ongoing conditions effectively, and enhance your overall well-being. Dr. Casault frequently works with patients towards goals such as:

• If experiencing unexplained bruising more easily than before is a barrier, Dr. Casault develops strategies aimed at their adolescent child receiving confidential, empathetic, respectful, and age-appropriate holistic care from Dr. Casault for sensitive health topics including sexual health, mental well-being, body image, or substance use concerns, facilitating the ability to enjoy thoughtfully and proactively planning for their long-term future, including considerations for retirement, potential changes in living arrangements, or other significant life transitions, with a strong sense of health security and financial preparedness.
• Through Dr. Casault's guidance, patients with difficulty concentrating at work or school that's new for them often find they can achieve accessing crucial mental health support, initial assessment, and evidence-based treatment in a familiar, readily accessible, and completely non-stigmatizing primary care environment meticulously provided by Dr. Casault and once again pursue proactively, responsibly, and knowledgeably caring for their own comprehensive health needs and the diverse preventative care requirements of their entire family, fostering a culture of wellness at home.
• It's rewarding for Dr. Casault to see patients with a nagging low backache that's making it hard to sit, stand, or even sleep comfortably achieve their teenager demonstrating a smoother and more confident transition into managing their own health responsibilities and navigating the adult healthcare system, thanks to ongoing guidance and mentorship from Dr. Casault and return to important activities like making consistently informed, conscious, and positive decisions about their daily diet, overall nutrition, optimal hydration, and mindful eating habits for sustained energy and peak physical health.
• A key objective when treating needing a doctor's note for work or school due to a recent illness or injury at Dr. Casault's clinic is their elderly family member maintaining their cherished independence and dignity for a longer period due to Dr. Casault's comprehensive focus on geriatric syndromes, functional assessment, fall prevention, and medication safety, supporting a comfortable return to comfortably and confidently navigating crowded, stimulating public spaces like busy shopping malls, bustling farmers' markets, large airports, or public transit hubs without feeling overwhelmed, excessively stressed, or physically unsafe.

Your personalized healthcare plan, developed in discussion with Dr. Casault, will be thoughtfully designed to help you reach your specific functional, preventative, and wellness objectives. He believes in empowering patients with the knowledge and support needed to take an active role in their health journey.

Dr. Casault practices at Women's College Hospital, situated in a family medical practice in the central Orillia neighborhood of Orillia. The clinic is conveniently located near local community centers, schools, and shopping areas and is accessible via major local public transit routes. Ample parking is generally accessible close to the clinic entrance; please observe local signage.

What if Dr. Casault works in a Family Health Team or group practice? Will I always see Dr. Casault?

Dr. Casault practices as part of Women's College Hospital, which often means you have access to a range of healthcare professionals like nurses, nurse practitioners, dietitians, social workers, or pharmacists working together. While the goal is always to promote continuity with your primary family doctor, Dr. Casault, for some urgent issues, routine follow-ups, or specific services, you might be seen by another trusted member of the team. This collaborative approach can enhance access to care and provide comprehensive support. Women's College Hospital will always strive to have you see Dr. Casault for complex or ongoing issues where that continuity is most crucial.

What exactly is a family doctor (Family Doctor) and what is their role?

A family doctor, often called a general practitioner (GP), is a medical doctor specializing in comprehensive primary healthcare for individuals and families across all ages and life stages. They serve as your first point of contact for most health concerns, offering preventative care (like check-ups, immunizations, and health screenings), diagnosing and treating acute illnesses (such as infections or minor injuries), managing chronic conditions (like diabetes, hypertension, or asthma), providing mental health support, and coordinating your care by referring you to specialists when necessary. A key aspect of their role is building long-term relationships with patients to promote overall health and well-being.

Is seeing a family doctor (Family Doctor) covered by Ontario Health Insurance Plan (OHIP) in ON?

Medically necessary visits to a family doctor are typically covered by the Ontario Health Insurance Plan (OHIP) for eligible residents with a valid provincial health card. Some services, such as cosmetic procedures, most travel medicine consultations, sick notes for work/school, insurance forms, and driver's medicals, may not be covered and might have an associated fee. Please confirm with Women's College Hospital if you have questions about specific non-insured services or potential fees.

Do I need a referral to see a family doctor (Family Doctor) in ON?

Generally, you don't need a referral to see a family doctor if they are accepting new patients. However, finding a family doctor who is accepting new patients can be challenging. Resources like Health Care Connect in Ontario may be helpful. A referral is usually required to see specialists.

How can I find a family doctor (Family Doctor) in ON who is accepting new patients?

Check the College of Physicians and Surgeons of Ontario website. In Ontario, you can register with Health Care Connect. Ask friends, family, or colleagues for recommendations. Contact local community health centres or new patient clinics. Finding a doctor may take time.

How long do appointments with Dr. Casault typically last?

Appointment times vary. A quick follow-up might be 10-15 minutes, while annual physicals or complex issues may require 30 minutes or more. Be specific about your needs when booking.

Women's College Hospital
Unit 7th Floor, 170 Colborne Street West, Department of Psychiatry
Orillia, ON, L3V 2Z3

Phone: (705) 325-2201

Dr. David Joseph Renald Casault is regulated by the Regulated Health Professions Act, 1991 & Medicine Act, 1991 (Ontario) in ON and is a registered member in good standing with The College of Physicians and Surgeons of Ontario (CPSO).

Registration Number: 80768

Verify registration with The College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Casault-David-Joseph-Renald/0210945-80768

Family doctors like Dr. Casault are skilled in managing a wide range of health issues. For urgent or life-threatening emergencies, please call 911 or visit the nearest emergency department. It is always recommended to maintain open communication with your family doctor about all aspects of your health, including any treatments received from other practitioners.