For MBBS graduates in India, the UPSC CMS exam is one of the most respected routes to a government medical career. It offers the chance to work as a Medical Officer in important government departments and serve people through public healthcare systems. In a country where hospitals, dispensaries, railway medical units, municipal health centres and public health programmes need qualified doctors, the Combined Medical Services exam has real-life value.
But UPSC CMS is not an exam that can be cleared by reading only short notes in the last few weeks. It checks clinical understanding, diagnosis-based thinking, public health knowledge and basic decision-making ability. Many candidates are strong in General Medicine but ignore Preventive and Social Medicine. Some revise Surgery but leave Paediatrics for the end. A smart preparation plan begins with understanding the UPSC CMS Syllabus 2026 and Exam Pattern clearly.

UPSC CMS 2026 Overview
| Particular | Details |
| Exam Name | UPSC CMS Exam 2026 |
| Full Form | Union Public Service Commission Combined Medical Services Examination |
| Conducting Body | Union Public Service Commission |
| Qualification Required | MBBS Degree |
| Exam Mode | Computer Based Test |
| Written Exam Papers | Paper 1 and Paper 2 |
| Total Written Marks | 500 |
| Personality Test Marks | 100 |
| Total Marks | 600 |
| Question Type | Objective Multiple Choice Questions |
| Main Subjects | Medicine, Paediatrics, Surgery, Gynaecology & Obstetrics, PSM |
| Selection Process | Written Exam and Personality Test |
UPSC CMS Exam Pattern 2026
The UPSC CMS written examination has two objective-type papers. Each paper carries 250 marks. The total marks for the written exam are 500. Candidates who qualify the written exam are called for the Personality Test, which carries 100 marks.
| Paper | Subject | Marks | Duration |
| Paper 1 | General Medicine and Paediatrics | 250 | 2 Hours |
| Paper 2 | Surgery, Gynaecology & Obstetrics, Preventive & Social Medicine | 250 | 2 Hours |
| Personality Test | Interview/Personality Assessment | 100 | As per schedule |
| Total | Complete Selection Marks | 600 |
The written exam is objective in nature. Candidates must read questions carefully because medical MCQs often test small clinical differences. Accuracy is very important in this exam.
UPSC CMS Selection Process 2026
The selection process includes two main stages: written examination and Personality Test. First, candidates appear for the computer-based written examination. The written exam checks medical knowledge across important MBBS subjects.
Candidates who qualify the written exam are called for the Personality Test. This stage checks mental alertness, balance of judgement, professional attitude, leadership qualities, social awareness, ethical understanding and suitability for medical service.
UPSC CMS Paper 1 Syllabus 2026
Paper 1 includes General Medicine and Paediatrics. It carries 250 marks. This paper is very important because it checks core clinical knowledge that a Medical Officer needs in daily practice.
General Medicine Syllabus
General Medicine is the largest part of Paper 1. Important topics include cardiology, respiratory diseases, gastroenterology, neurology, endocrinology, infectious diseases, haematology, nephrology, rheumatology and emergency medicine.
Candidates should prepare common clinical conditions such as hypertension, diabetes, asthma, COPD, tuberculosis, pneumonia, jaundice, anaemia, stroke, epilepsy, thyroid disorders, renal failure, malaria, dengue, typhoid and HIV.
Questions may test symptoms, diagnosis, investigation, treatment and complications. Candidates should focus on commonly seen conditions in Indian healthcare settings.
Paediatrics Syllabus
Paediatrics is a smaller but scoring part of Paper 1. Important topics include growth and development, nutrition, immunisation, neonatal care, common childhood infections, congenital disorders and paediatric emergencies.
Candidates should prepare breastfeeding, malnutrition, diarrhoea, pneumonia, neonatal jaundice, low birth weight, immunisation schedule, developmental milestones, vitamin deficiencies and common paediatric diseases.
A Medical Officer often deals with children in primary and secondary healthcare setups, so this section should be prepared with practical understanding.
UPSC CMS Paper 2 Syllabus 2026
Paper 2 includes Surgery, Gynaecology & Obstetrics and Preventive & Social Medicine. It also carries 250 marks. This paper checks surgical basics, women’s health and community medicine knowledge.
Surgery Syllabus
Surgery topics include general surgery, wound healing, infections, trauma, shock, burns, tumours, abdominal surgery, urology, orthopaedics, ENT, ophthalmology and anaesthesia basics.
Important areas include appendicitis, hernia, intestinal obstruction, gallbladder disease, urinary stones, fractures, dislocations, head injury, surgical infections, fluid-electrolyte balance and pre-operative and post-operative care.
Candidates should revise clinical signs, emergency management and common surgical conditions. Focus more on diagnosis and management approach rather than very rare procedures.
Gynaecology and Obstetrics Syllabus
This section is highly important because government medical officers often handle maternal and reproductive health services. Obstetrics topics include antenatal care, normal labour, abnormal labour, postpartum haemorrhage, eclampsia, anaemia in pregnancy, high-risk pregnancy, abortion and complications of pregnancy.
Gynaecology topics include menstrual disorders, infertility, contraception, pelvic inflammatory disease, fibroid, ovarian tumours, cervical cancer, reproductive tract infections and menopause-related problems.
Candidates should also prepare family planning methods, safe motherhood, MTP, sterilisation procedures and maternal health programmes.
Preventive and Social Medicine Syllabus
Preventive and Social Medicine is one of the most practical sections of UPSC CMS. It connects medicine with public health and community-level service.
Important topics include epidemiology, health programmes, communicable diseases, non-communicable diseases, immunisation, nutrition, demography, environmental health, occupational health, maternal and child health, health education and health planning.
Candidates should prepare national health programmes related to TB, malaria, HIV, leprosy, blindness, immunisation, nutrition, reproductive health and non-communicable diseases. Indian public health data, indicators and health administration basics are also important.
Personality Test for UPSC CMS
The Personality Test is not only about medical facts. It checks whether the candidate can work as a responsible government doctor. Questions may be asked from medical ethics, public health issues, rural healthcare, emergency response, patient communication, government health schemes and current health topics.
Candidates should be ready to explain their internship experience, clinical exposure, public service motivation and basic views on healthcare challenges in India. Confidence, honesty and balanced answers matter a lot.
How to Prepare for UPSC CMS 2026
Start preparation with the exam pattern. Divide the syllabus into Paper 1 and Paper 2. Give regular time to Medicine, Surgery, OBG and PSM because these subjects carry high weightage.
Use standard MBBS notes, clinical guidelines and previous-year questions. Make short notes for emergency conditions, drug choices, national programmes, immunisation schedules, obstetric complications and common diseases.
Practise MCQs daily. After each mock test, analyse wrong answers. Check whether the mistake happened due to weak concept, confusion between options or lack of revision. Regular revision is more useful than reading too many sources.
Smart Tips for UPSC CMS Aspirants
Do not prepare UPSC CMS like a purely theoretical university exam. It is clinical and application-based. Think like a Medical Officer while preparing.
Focus on common diseases, public health programmes, emergency management and practical treatment approaches. Keep PSM strong because many candidates underestimate it. Also, revise Paediatrics and OBG regularly because these sections can improve the overall score.
FAQs on UPSC CMS Syllabus 2026 and Exam Pattern
Q1. What is the exam pattern of UPSC CMS 2026?
UPSC CMS has two written papers of 250 marks each. Paper 1 includes General Medicine and Paediatrics, while Paper 2 includes Surgery, Gynaecology & Obstetrics and Preventive & Social Medicine.
Q2. How many total marks are there in UPSC CMS?
The written exam carries 500 marks, and the Personality Test carries 100 marks. The total selection process is for 600 marks.
Q3. Which subjects are most important for UPSC CMS preparation?
General Medicine, Surgery, Gynaecology & Obstetrics and Preventive & Social Medicine are very important. Paediatrics should also be revised properly.
Q4. How should beginners start UPSC CMS preparation?
Beginners should first understand the exam pattern, then revise MBBS clinical subjects, practise MCQs, prepare PSM programmes and take mock tests regularly.