As a skilled Obstetrician and Gynecologist (OBGYN), Dr. Wusun Paek offers a full spectrum of services from routine gynecological exams to managing complex obstetrical cases, prioritizing patient well-being and informed choice. Practicing at a clinic and/or hospital setting in Thornhill, ON, she provides accessible and high-quality care to the community. Her practice adheres to the standards set by the College of Physicians and Surgeons of Ontario (CPSO), ensuring safe and ethical medical management. Dr. Paek's focus is on providing comprehensive care across the full scope of Obstetrics and Gynecology, including routine and complex conditions, with a patient-centered approach that emphasizes education, reassurance, and shared decision-making. She serves women of all ages, including prenatal and postnatal care, supporting them through every stage of reproductive health and family planning.
Dr. Paek graduated with her Medical Degree from the University of Toronto in 1987 and has been practicing as a specialist in Obstetrician and Gynecologist (OBGYN) for over 32 years since 1992. She is certified as a Royal College of Physicians and Surgeons of Canada (RCPSC) Specialist, maintaining ongoing professional development and adherence to best practices in women’s health.
Her clinical philosophy centers on patient-centered care, shared decision-making, and evidence-based practice. Dr. Paek is dedicated to addressing women's health concerns in Thornhill with compassion and expertise. She communicates fluently in English and Korean, fostering a welcoming environment for diverse patients seeking obstetrical and gynecological services.
Dr. Wusun Paek provides care for a wide spectrum of women's health issues, including:
Common Benign Gynecological Conditions
- Endometriosis: A painful disorder in which tissue similar to the uterine lining (endometrium) grows outside the uterus, commonly on ovaries, fallopian tubes, or pelvic lining.
- Vulvodynia & Vulvar Pain Syndromes: Chronic pain or discomfort around the opening of the vagina (vulva) for which there's no identifiable cause, requiring careful management.
- Lichen Sclerosus / Lichen Planus (Vulvar): Chronic inflammatory skin conditions that can affect the vulvar area, causing itching, pain, and changes in skin appearance.
Gynecologic Cancers and Precancerous Conditions
- Endometrial Hyperplasia & Uterine (Endometrial) Cancer: Precancerous thickening of the uterine lining (endometrial hyperplasia) or cancer that begins in the lining of the uterus (endometrium).
- Ovarian Cancer (Epithelial, Germ Cell, Stromal Tumors): Cancer that begins in the ovaries, which can be difficult to detect early and often requires specialized surgical and medical treatment.
- Vulvar Intraepithelial Neoplasia (VIN) & Vulvar Cancer: Precancerous changes (VIN) or malignant tumors affecting the external female genitalia (vulva).
Menstrual and Hormonal Disorders
- Hirsutism (Excess Hair Growth) & Acne (Hormonal): Excessive growth of dark or coarse hair in a male-like pattern or persistent acne, often related to hormonal imbalances like those seen in PCOS.
- Dysmenorrhea (Painful Periods): Cramping and pelvic pain associated with menstruation, which can range from mild to severe and impact daily activities.
- Menopause & Perimenopausal Symptoms: The natural cessation of menstruation and the preceding transitional period, often accompanied by symptoms like hot flashes, night sweats, vaginal dryness, and mood changes.
This list highlights some common conditions managed within Obstetrics and Gynecology and is not exhaustive. For personalized advice regarding your specific health concerns, please schedule a consultation with Dr. Wusun Paek or your primary care physician for a comprehensive evaluation and appropriate referral if needed.
- Basic Infertility Workup & Ovulation Tracking: Initial investigations into causes of infertility and guidance on tracking ovulation.
- Dilation and Curettage (D&C) / Dilation and Evacuation (D&E): Procedures to dilate the cervix and remove tissue from the inside of the uterus, for diagnosis or treatment of various uterine conditions or after miscarriage.
- Endometrial Biopsy: Office procedure to take a small sample of the uterine lining (endometrium) for diagnostic purposes, often for abnormal bleeding or suspected abnormalities.
- Diagnostic & Operative Hysteroscopy: Procedure using a thin, lighted scope to examine the inside of the uterus and perform minor surgical treatments such as polyp removal, fibroid resection, or septum correction.
- Management of Menstrual Disorders & Abnormal Uterine Bleeding: Diagnosis and treatment for conditions like heavy menstrual bleeding (menorrhagia), irregular periods, painful periods (dysmenorrhea), amenorrhea (absence of periods), and premenstrual syndrome (PMS)/PMDD.
- Labor and Delivery Management (Vaginal & Cesarean): Professional medical care and support during labor and childbirth, including management of vaginal deliveries, assisted vaginal deliveries (forceps/vacuum if needed), and planned or emergency Cesarean sections (C-sections).
- Pap Tests, HPV Testing & Cervical Cancer Screening (Colposcopy, LEEP): Cervical cancer screening through Pap tests and HPV testing, with follow-up diagnostic procedures like colposcopy and treatment for precancerous changes (e.g., LEEP - Loop Electrosurgical Excision Procedure).
Note: This list may provide an overview of common services in Obstetrics and Gynecology. Dr. Paek provides a wide array of diagnostic, therapeutic, and surgical options tailored to individual patient needs within women's health, pregnancy, and childbirth. Specific services offered can be confirmed by contacting the clinic.
All medical and surgical services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO). A referral may be required for insured services.
Dr. Wusun Paek practices in a clinic setting located in the areas near central Thornhill. The facility is situated in a convenient location close to local points of interest and is easily accessible via local public transit. The clinic is wheelchair accessible, ensuring ease of access for all patients. Metered street parking is available nearby, providing additional convenience for those arriving by car. The practice serves the Thornhill community, offering comprehensive obstetric and gynecological care in a welcoming environment.
- Are services from Dr. Paek, an Obstetrician and Gynecologist, covered by Ontario Health Insurance Plan (OHIP) in ON?
- Medically necessary consultations, prenatal care, delivery, gynecological surgeries, and diagnostic procedures performed by a licensed Obstetrician and Gynecologist like Dr. Paek are generally covered by Ontario Health Insurance Plan (OHIP) in ON when you have a valid referral from your family doctor or another referring physician. Some elective procedures, certain fertility treatments, or non-medically indicated services may not be covered. It's always recommended to confirm specific coverage details with Ontario Health Insurance Plan (OHIP) or the clinic.
- Do I need a referral from my family doctor to see Dr. Paek, an Obstetrician and Gynecologist?
- Yes, for services to be covered by your provincial health plan (Ontario Health Insurance Plan (OHIP)), a referral from your family physician or another specialist is typically required to see an Obstetrician and Gynecologist like Dr. Paek for most consultations and treatments. This ensures coordinated care. Some specific services or clinics (e.g., some sexual health or contraception clinics) might have different access pathways, but for ongoing obstetrical or gynecological care, a referral is standard. Please check with Dr. Paek's office or your referring doctor.
- What are the treatment options for endometriosis that Dr. Paek might recommend?
- Treatment for endometriosis aims to manage pain and improve fertility if desired. Options vary based on symptom severity and patient goals and can include pain medications (NSAIDs), hormonal therapies (like birth control pills, progestins, GnRH agonists) to suppress endometrial tissue growth, and surgical treatments (laparoscopy) to remove endometrial implants and scar tissue. Dr. Paek will discuss the most appropriate approach for your situation.
- What does an Obstetrician and Gynecologist (OBGYN) like Dr. Paek do?
- An Obstetrician and Gynecologist (OBGYN), like Dr. Paek, is a medical doctor specializing in women's reproductive health, pregnancy, and childbirth. They provide care throughout a woman's life, including prenatal care, labor and delivery, postpartum support, diagnosis and treatment of gynecological conditions (e.g., infections, fibroids, endometriosis, menstrual disorders), family planning, contraceptive management, preventative screenings like Pap tests, and management of menopausal symptoms.
- Does Dr. Paek discuss or offer the HPV vaccine?
- The Human Papillomavirus (HPV) vaccine is highly effective in preventing infections with HPV types that cause most cervical cancers, as well as other anogenital and oropharyngeal cancers. Dr. Paek can discuss the benefits of the HPV vaccine, current recommendations for different age groups (including catch-up vaccination for adults), and can either provide the vaccine or refer you to where it can be obtained, depending on clinic services and provincial programs.
120-7330 Yonge St
Thornhill, ON L4J 7Y7
Phone: (905) 707-1777 | Fax: (905) 707-0616
The facility is wheelchair accessible.
Dr. Paek is a licensed Obstetrician and Gynecologist regulated by the College of Physicians and Surgeons of Ontario (CPSO) under the Regulated Health Professions Act, 1991 and Medicine Act, 1991 in ON. A referral from your family physician or another qualified healthcare provider is typically required for provincially insured consultations and treatments.
Verify registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Paek-Wusun/0044126-58104