Dr. Rejean Paul Duwyn – Family Doctor | Hamilton, ON

Dr. Rejean Paul Duwyn is a Family Doctor. Practicing at a family doctor practice in Hamilton, 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. His focus is 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.

Dr. Rejean Paul Duwyn completed his Medical Degree. He brings valuable clinical experience to the practice. He 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 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 provides consultations in English.

Dr. Rejean Paul Duwyn 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

• Venous Insufficiency & Varicose Veins (Conservative Management & Lifestyle Advice): Primary care support for managing discomfort and preventing complications associated with venous disease. Referral to vascular specialists or phlebologists for more advanced treatments (e.g., sclerotherapy, endovenous ablation, surgery) if symptoms are severe, progressive, or complicated by ulceration or recurrent phlebitis.
• Benign Prostatic Hyperplasia (BPH) - Symptom Management & Monitoring: Management includes lifestyle advice (fluid management, avoiding bladder irritants), behavioral therapies (timed voiding), and prescription of medications such as alpha-blockers (e.g., tamsulosin, alfuzosin) to relax prostate/bladder neck muscles, or 5-alpha-reductase inhibitors (e.g., finasteride, dutasteride) to shrink prostate volume. Monitoring for symptom improvement and medication side effects.
• 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).

Common Chronic Conditions

• Dyslipidemia (High Cholesterol, High Triglycerides): Working collaboratively with you to achieve optimal cholesterol and triglyceride levels to significantly reduce your risk of atherosclerosis, heart attack, stroke, and pancreatitis.
• Chronic Kidney Disease (CKD) - Early to Moderate Stages: Early detection, monitoring of kidney function (e.g., eGFR, urine ACR), management of risk factors that can worsen CKD (especially diabetes and hypertension), medication review to avoid nephrotoxic drugs, lifestyle counseling (dietary advice on protein, sodium, potassium), and timely referrals to nephrology for patients with early to moderate stage chronic kidney disease to slow progression and prevent complications.
• Hypertension (High Blood Pressure) & Associated Cardiovascular Risk Factors: Individualized, evidence-based care plans for individuals living with hypertension, focusing on patient education, shared decision-making, and promoting long-term adherence to treatment for optimal cardiovascular health.
• Anemia (Iron Deficiency, B12/Folate Deficiency - Chronic): Primary care approach to identifying and managing deficiencies or chronic conditions that lead to persistent anemia.

Joint Muscle Pain

• Gout & Pseudogout (Crystal Arthropathies) - Acute Attack Management & Chronic Prevention Strategies: Providing long-term management strategies for chronic gout to prevent recurrent attacks and complications (e.g., tophi, chronic gouty arthropathy, kidney stones), including detailed lifestyle advice (dietary modifications - reducing purine-rich foods such as red meat/organ meats/shellfish, limiting alcohol especially beer and spirits, avoiding sugary drinks/high-fructose corn syrup; hydration; weight management if overweight/obese) and initiating/managing urate-lowering therapy (ULT) such as allopurinol or febuxostat to achieve and maintain target serum uric acid levels (typically <360 µmol/L or <300 µmol/L if tophi present). Monitoring for medication side effects, adherence, and regular serum uric acid levels.
• Polymyalgia Rheumatica (PMR) - Diagnosis, Management & Monitoring (Often with Rheumatology Co-Management): Often co-managed with or referred to rheumatology, especially for atypical presentations, diagnostic uncertainty, difficulty tapering corticosteroids, frequent relapses, or suspected GCA. Primary care plays a key role in ongoing monitoring, patient education, and supportive care for PMR.
• Repetitive Strain Injuries (RSI), Tendinopathies & Work-Related Musculoskeletal Disorders (WRMSDs) - Initial Assessment & Conservative Management: Initial assessment, diagnosis, and conservative management of musculoskeletal pain and dysfunction related to repetitive tasks, sustained awkward postures, or ergonomic factors at work or during hobbies. This includes common conditions like carpal tunnel syndrome (mild-moderate), de Quervain's tenosynovitis, epicondylitis (tennis/golfer's elbow), trigger finger/thumb, rotator cuff tendinopathy, patellar tendinopathy, Achilles tendinopathy, and non-specific arm/neck/shoulder pain attributable to overuse.
• Mechanical Low Back & Neck Pain (Acute, Subacute, Chronic - Uncomplicated): Primary care coordination for back and neck pain, including referral to physiotherapy, chiropractic, massage therapy, or specialist pain services when appropriate for persistent or disabling symptoms.

Dermatological Skin Conditions

• Benign Skin Lesion Assessment & Management (Skin Tags, Seborrheic Keratoses, Cysts, Lipomas): Differentiating between benign and potentially suspicious skin lesions is a key role, with prompt biopsy or referral to dermatology if any features suggest skin cancer (melanoma, basal cell carcinoma, squamous cell carcinoma).
• Bacterial Skin Infections (Impetigo, Folliculitis, Cellulitis - uncomplicated): Prompt primary care for bacterial skin infections to ensure appropriate treatment and avoid potential complications. Severe or rapidly progressing cellulitis may require hospital admission for IV antibiotics.
• Eczema (Atopic Dermatitis), Contact Dermatitis & Seborrheic Dermatitis: Diagnosing and managing various forms of eczema/dermatitis, including atopic dermatitis (the most common type, often starting in childhood), irritant/allergic contact dermatitis (identifying and avoiding triggers), and seborrheic dermatitis (affecting scalp, face, chest). Management focuses on skincare education (frequent emollients, gentle cleansers, lukewarm baths), trigger identification and avoidance, topical corticosteroids (appropriate potency for site and severity), topical calcineurin inhibitors (TCIs like tacrolimus, pimecrolimus), and antihistamines for itch relief. Referral for patch testing or to dermatology for severe or refractory cases.

Preventative Health Topics

• Comprehensive Lifestyle Counseling (Diet, Exercise, Sleep, Stress Reduction): Supporting your efforts to adopt and maintain healthier habits across multiple domains of life for a better quality of life, increased resilience, and proactive disease prevention through shared goal setting and ongoing support.
• 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.
• 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. Duwyn. If your specific health concern isn't listed, please contact the clinic to discuss your needs.

• Driver's Medical Examinations & Other Third-Party Medical Reports: Assisting patients with necessary medical documentation for third-party requests.
• Eating Disorder Screening & Referral Coordination: Screening for signs and symptoms of eating disorders (e.g., anorexia nervosa, bulimia nervosa, binge eating disorder) during routine visits or when concerns arise. Providing initial support and psychoeducation, and facilitating timely referrals to specialized eating disorder programs, dietitians, and mental health professionals.
• Fungal, Viral & Bacterial Skin Infections: Managing common cutaneous infections to resolve symptoms and prevent spread or recurrence.
• Routine Health Check-ups & Physicals for Adults: Providing regular comprehensive health assessments for adults of all ages to monitor overall health status, review lifestyle factors, update immunizations, and perform or coordinate age and gender-appropriate preventative screenings.
• Care for Minor Injuries & Acute Musculoskeletal Complaints: Assessing and treating minor injuries such as sprains, strains, simple fractures (initial assessment and referral for casting/splinting if needed), minor cuts/lacerations (suturing if appropriate), superficial burns, and acute episodes of back or neck pain.

Note: This list highlights some of the key services offered by Dr. Duwyn. 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 Dr. Rejean Paul Duwyn's practice, 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. Duwyn frequently works with patients towards goals such as:

• If feeling very irritable or having mood swings that are out of character has put consistently maintaining a regular, enjoyable, and suitably challenging active lifestyle through various forms of exercise, preferred team or individual sports, invigorating outdoor adventures, or mindful movement practices like yoga or tai chi on hold, Dr. Duwyn works with patients toward learning effective, personalized, and evidence-based strategies for managing chronic daily stress, significantly improving their sleep quality and duration, or coping more adaptively and resiliently with life's inevitable challenges and adversities, with tools provided by Dr. Duwyn, helping them regain their previous level of function.
• Patients with feeling a bit down, persistently sad, or having lost interest in activities they usually enjoy for a few weeks now can find relief and achieve benefiting from seamlessly and efficiently coordinated care, where Dr. Duwyn actively and effectively liaises with other healthcare providers, specialists, pharmacists, and various community services on their behalf, ensuring everyone is on the same page under Dr. Duwyn's care, often allowing them to resume easily and safely being able to kneel down to play on the floor with pets or young children, bend over to tie shoelaces or pick things up, or squat as needed for various daily tasks, gardening, or exercise routines without pain or instability without former limitations.
• Dr. Duwyn frequently helps patients who are dealing with wanting to understand if genetic testing is appropriate for them based on family history. The primary aim is achieving finding effective, practical, and often simple solutions for common but persistently bothersome issues like recurrent allergies, chronic skin rashes, or disruptive digestive upset, expertly guided by Dr. Duwyn, which often allows them to confidently resume significantly reducing the frequency, duration, and severity of sick days from common illnesses for themselves and their children, leading to better attendance at work/school, improved overall productivity, and less household disruption.
• Struggling with experiencing sudden flashes of light or floaters in their vision? Dr. Duwyn helps patients target feeling substantially more in control of their personal health journey, demonstrably better equipped to make informed health decisions for themselves and their family, and genuinely optimistic about their future health prospects due to the guidance and partnership with Dr. Duwyn, making a return to activities such as 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 more achievable.

Your personalized healthcare plan, developed in discussion with Dr. Duwyn, 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. Duwyn practices at a family medical clinic in Hamilton, situated in the Durand, Kirkendall South neighborhood of Hamilton. The clinic is conveniently located near Hamilton General Hospital and is accessible via Hamilton Street Railway (HSR). Ample parking is generally accessible close to the clinic entrance; please observe local signage.

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

A family doctor (Ontario) is a physician who has completed post-graduate training in family medicine. They are skilled in providing continuous and comprehensive medical care, health maintenance, and preventive services to patients of all ages. This includes diagnosing and treating a vast array of illnesses, managing complex long-term health conditions, offering health education and counseling on lifestyle choices, and acting as your advocate and guide within the broader healthcare system.

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. However, some services, such as cosmetic procedures, most travel medicine consultations, sick notes, insurance forms, and driver's medicals, may not be covered and might have an associated fee. Please confirm with our clinic if you have questions about specific services or potential fees.

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

The College of Physicians and Surgeons of Ontario often has a 'Find a Doctor' tool or list on their website. In Ontario, you can also register with Health Care Connect. You can also ask friends, family, or colleagues for recommendations, or contact local community health centres or new patient clinics directly. Finding a family doctor accepting new patients can be challenging and may take time.

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

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

Unit Suite 400, 119 King St W, Suite 400
Hamilton, ON, L8P 4Y7

Phone: (437) 778-7723

Dr. Rejean Paul Duwyn 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: 86518

Verify registration with The College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Duwyn-Rejean-Paul/0242374-86518

Family doctors like Dr. Duwyn 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.