Zincas

Dr. Duarte Meneses is a licensed family medicine and general practice doctor based in Portugal, with additional expertise in occupational health. He provides online consultations for adults, offering medical support for both acute symptoms and chronic health conditions.

• Common symptoms such as fever, sore throat, cough, fatigue, or digestive issues
• Chronic conditions including hypertension, diabetes, high cholesterol, and thyroid problems
• Mental health concerns such as stress, sleep issues, anxiety, and burnout
• Preventive care: health check-ups, lifestyle advice, and follow-up for existing conditions
• Work-related health questions, sick leave documentation, and medical guidance for returning to work

Dr. Meneses graduated from the University of Beira Interior and has years of experience working with diverse patient populations. He is fluent in Portuguese, English, Spanish, and French.

His approach is friendly, clear, and focused on delivering practical medical advice tailored to each patient’s needs.

Dr Svetlana Kovalenko is a family medicine doctor with over 14 years of experience and a medical degree from Kharkiv National Medical University. She offers online consultations for adults, supporting patients with both acute and chronic conditions, preventive care, and personalised medical advice.

What patients commonly consult her for:

• High blood pressure, type 2 diabetes, cholesterol management
• Cold and flu symptoms: fever, cough, sore throat
• Fatigue, sleep problems, headaches, general discomfort
• Ongoing care for chronic conditions and medication review
• Help interpreting test results and lab reports
• Preventive check-ups and advice on healthy lifestyle habits

Dr Kovalenko combines evidence-based practice with a respectful, patient-centred approach. She takes time to explain, listens attentively, and helps each person make confident, informed decisions about their health.

Dr Katia Benko is a paediatrician with over 9 years of clinical experience and international training. She completed her medical education and residency in Argentina and is fully licensed to practise in Spain. Her work spans newborns, children and adolescents, with a focus on whole-person care that integrates physical, emotional and developmental health.

Areas of expertise:

• online consultations for newborns, children and teens
• evaluation and treatment of acute symptoms: fever, cough, infections, bronchiolitis, earache, etc.
• long-term care for chronic paediatric conditions
• preventive care at every stage of growth and development
• child wellness visits and routine health check-ups
• vaccination guidance according to standard and special schedules
• assessment of neurodevelopment in infants and toddlers
• feeding concerns: picky eating, food refusal, healthy habits, eating disorders
• parental support in everyday health, emotional wellbeing and prevention
• guidance for teenagers on healthy habits, self-care and risk prevention

Dr Benko sees paediatrics as a space for partnership with families – not only to treat illness, but to guide each child’s health journey with clarity, empathy and trust. Her goal is for every family to feel supported in making confident, informed decisions for their child’s wellbeing.

Dr. Ngozi Precious Okwuosa is a Primary Care Physician with over 5 years of clinical experience in Hungary, Sweden, and Nigeria. A graduate of the University of Szeged (cum laude), she offers online consultations for adults in the areas of internal medicine, women’s health, and postoperative care.

Key areas of consultation:

• Preventive and family medicine
• Women’s health, including gynaecology and obstetrics
• Chronic disease management: hypertension, diabetes, and more
• Mental health support, anxiety, and counselling
• Postoperative care and lab test interpretation

She has conducted research on the genetic background of stroke and is skilled in communicating with patients from diverse cultural backgrounds. Her approach combines clinical expertise with empathy and clear communication.

Dr Tomasz Grzelewski is an MD, PhD specialist in allergy, paediatrics, general practice and sports medicine, with a clinical focus on dermatology, endocrinology, allergology and sports-related health. He has more than 20 years of clinical experience and completed his medical training at the Medical University of Łódź, where he defended his PhD thesis with distinction. His doctoral research was recognised by the Polish Society of Allergology for its innovative contribution to the field. Throughout his career, he has gained extensive expertise in diagnosing and managing a wide range of allergic and paediatric conditions, including modern allergen desensitisation techniques.

For five years, Dr Grzelewski served as the Head of two paediatric departments in Poland, managing complex clinical cases and leading multidisciplinary teams. He also worked in medical centres in the United Kingdom, gaining experience across both primary care and specialist environments. With over a decade of telemedicine experience, he has provided online consultations across Europe and is valued for his clear, structured and evidence-based medical guidance.

Dr Grzelewski is actively involved in clinical programmes focused on modern anti-allergic therapies. As a Principal Investigator, he leads research projects on sublingual and oral allergen desensitisation, supporting evidence-based progress in allergy treatment for both children and adults.

In addition to his background in allergology and paediatrics, he completed dermatology studies through the Cambridge Education Group (Royal College of Physicians of Ireland) and a Clinical Endocrinology course at Harvard Medical School. This advanced training enhances his ability to manage skin manifestations of allergies, atopic conditions, urticaria, endocrine-related symptoms and complex immunological reactions.

Patients commonly seek his care for:

• seasonal and perennial allergies
• allergic rhinitis and chronic nasal symptoms
• asthma and breathing difficulties
• food and medication allergies
• urticaria, atopic dermatitis and skin reactions
• recurrent infections in children
• sports-related health questions
• general family medicine concerns

Dr Tomasz Grzelewski is known for his clear communication style, structured medical approach and ability to explain treatment options in a concise and accessible way. His multidisciplinary background across allergy, paediatrics, dermatology and endocrinology allows him to provide safe, up-to-date and comprehensive care for patients of all ages.

Dr Tetiana Fedoryshyn is a senior general practitioner, certified nutritionist, and psychologist with over 29 years of clinical experience. She combines classical internal medicine with modern approaches in lifestyle medicine, functional nutrition, and emotional health support.

Her focus is on helping patients regain health through deep understanding of symptoms, personalised nutrition plans, and evidence-based correction of deficiencies, stress-related conditions, and metabolic imbalances. Dr Fedoryshyn works with adults experiencing chronic conditions, fatigue, hormonal disruption, and post-stress exhaustion.

She integrates medical analysis, psychological insight, and real-life behaviour change tools to offer treatment plans tailored to each patient’s biochemistry, mental state, and lifestyle.

Main areas of practice:

• Chronic condition management and medical counselling
• Weight loss programmes based on metabolic profiling
• Diagnosis and treatment of micronutrient deficiencies
• Recovery from stress, burnout, and hormonal imbalances
• Emotional support and psychosomatic symptom care

Her approach is never one-size-fits-all – each consultation begins with a deep dive into your unique health history, test results, and emotional landscape. Consultations are available in Ukrainian, Polish, and Russian.

Dr. Sergei Nalkin, PhD, is a neurologist, specialising in sports medicine and rehabilitation. He provides expert care for patients with neurological, musculoskeletal, and post-traumatic conditions, focusing on functional recovery and long-term symptom relief.

Dr. Nalkin offers consultations and treatment for:

• Neurological disorders including migraines, tension headaches, and peripheral neuropathies.
• Rehabilitation after stroke, brain injury, and spinal cord trauma.
• Chronic pain syndromes and musculoskeletal dysfunctions.
• Sports-related injuries: prevention, treatment, and recovery planning.
• Coordination and movement disorders affecting mobility and balance.
• Custom rehabilitation programmes for neurological and orthopedic conditions.

With a personalised, evidence-based approach, Dr. Nalkin helps patients restore physical function, reduce pain, and improve quality of life through targeted therapy and long-term support.

Dr. Jonathan Marshall Ben Ami is a licensed family medicine doctor in Spain. He provides comprehensive care for adults and children, combining general medicine with emergency care expertise to address both acute and chronic health concerns.

Dr. Ben Ami offers expert diagnosis, treatment, and follow-up for:

• Respiratory infections (cold, flu, bronchitis, pneumonia).
• ENT conditions such as sinusitis, ear infections, and tonsillitis.
• Digestive issues including gastritis, acid reflux, and irritable bowel syndrome (IBS).
• Urinary tract infections and other common infections.
• Management of chronic diseases: high blood pressure, diabetes, thyroid disorders.
• Acute conditions requiring urgent medical attention.
• Headaches, migraines, and minor injuries.
• Wound care, health check-ups, and ongoing prescriptions.

With a patient-focused and evidence-based approach, Dr. Ben Ami supports individuals at all stages of life — offering clear medical guidance, timely interventions, and continuity of care.

Dr. Sergio Correa is a licensed general practitioner, aesthetic medicine specialist, and trichologist with experience in emergency care and preventive health. He offers online consultations in English and Spanish, supporting adult patients with a wide range of medical concerns – from acute symptoms to chronic condition management.

His areas of focus include:

• General and urgent care: fever, fatigue, infections, digestive issues, respiratory symptoms, and other common concerns
• Chronic condition support: hypertension, high cholesterol, diabetes, thyroid issues
• Aesthetic medicine and dermatology: acne, skin ageing, hyperpigmentation, personalised skincare guidance
• Trichology: hair loss, scalp conditions, treatment strategies for men and women
• Preventive care: health check-ups, lifestyle advice, second opinions

Dr. Correa combines medical knowledge with an aesthetic and holistic approach to help patients improve both health and quality of life.

Dr Liudmyla Boichuk is a family medicine doctor providing diagnosis and treatment for a wide range of acute and chronic conditions in adults and children. She works with respiratory, cardiovascular and digestive system disorders and has extensive experience caring for patients with multiple coexisting conditions, where coordinated, whole-person management is essential.

She treats adults with respiratory illnesses such as pneumonia, COPD and bronchial asthma, as well as cardiovascular conditions including hypertension and ischaemic heart disease. Her practice also covers gastrointestinal complaints and chronic comorbidities that require careful, structured medical supervision.

Dr Boichuk provides care for children from birth, including acute respiratory viral infections, infectious diseases, pneumonia, bronchitis, bronchial obstruction syndromes and allergic reactions. She offers clear, evidence-based guidance to parents and ensures safe follow-up throughout the child’s recovery.

Her work also includes developing personalised immunisation plans and supporting families with long-term preventive care.

Known for her structured clinical approach and clear communication, Dr Liudmyla Boichuk offers patients of all ages comprehensive, reliable and evidence-based medical care.