Medical Calculators for Doctors & Healthcare Professionals
Clinical work often requires a quick calculation at the right moment. Doctors and healthcare professionals may need one during OPD visits, emergency care, prescriptions, patient assessment, or treatment planning. CliniqWise brings common medical calculators into one clear online library. Use an online medical calculator to review clinical values, risk scores, body measurements, and other calculations without searching through several reference pages.
Search by calculator name, clinical purpose, or specialty. These medical calculation tools are designed to help clinicians move from a question to a useful result with fewer manual steps.
Find a Medical Calculator
37 calculators · 12 specialties
Need a calculator quickly?
Choose a category that matches the patient assessment or clinical question.
Category pages help you find the right tool when you know the purpose but not the calculator name.
General & Clinical Calculators
Review common body measurements, vital values, and basic clinical calculations.
Cardiology Calculators
Explore tools for cardiovascular risk, rhythm review, and cardiology score assessment.
Renal / Kidney Calculators
Use kidney-focused tools for creatinine, clearance, filtration, and renal assessment.
Pediatric Calculators
Find age-based assessment, weight-based dosing, and pediatric care tools.
Emergency Medicine Calculators
Access fast tools for emergency assessment, critical care, and immediate risk review.
Obstetrics & Gynecology
Review pregnancy dates and other women's health calculation tools.
Nutrition & BMI Calculators
Calculate BMI, body surface area, and selected nutrition-related values.
Pulmonology Calculators
Find respiratory assessment tools that support clinical review and care planning.
Diabetes Calculators
Review glucose, HbA1c, and related metabolic assessment tools.
Infectious Disease Calculators
Explore tools that support disease assessment, severity review, and management planning.
Drug & Dosage Calculators
Use medication, dosing, fluid, and weight-based calculation tools with care.
Other Medical Calculators
Find additional calculators for oncology, metabolic care, and clinical reference.
The following doctor calculators cover common needs in OPD, wards, emergency settings, pharmacy review, and medical education.
Each calculator should be used with the patient history, examination, available data, and local clinical criteria.
BMI Calculator
Estimate body mass index from height and weight for basic body assessment.
BSA Calculator
Calculate estimated body surface area from patient measurements.
Creatinine Clearance Calculator
Estimate creatinine clearance to support kidney function assessment and drug dosing.
eGFR Calculator
Review an estimated filtration value using the CKD-EPI or MDRD equation.
CHA₂DS₂-VASc Score Calculator
Support stroke risk assessment in selected patients with atrial fibrillation.
HAS-BLED Score Calculator
Review factors used in bleeding risk assessment for anticoagulation therapy.
Wells Score Calculator
Use selected clinical criteria to support DVT and pulmonary embolism risk assessment.
CURB-65 Calculator
Review a score used in selected community-acquired pneumonia severity assessments.
MELD Score Calculator
Support liver disease severity review and transplant priority with clinical data.
APGAR Score Calculator
Record the components used for an early newborn assessment at 1 and 5 minutes.
GCS Calculator
Review the Glasgow Coma Scale components for neurological assessment.
QTc Calculator
Estimate corrected QT interval using Bazett, Fridericia, or Framingham formula.
Anion Gap Calculator
Review an anion gap calculation for selected metabolic assessment.
Corrected Calcium Calculator
Calculate a corrected calcium value using serum albumin as the required input.
Sodium Correction Calculator
Review sodium correction calculations for hypo/hypernatremia management.
Pediatric Dose Calculator
Support weight-based dosing calculations with careful medication review.
IV Fluid Calculator
Review selected fluid calculations and drip rates for patient care planning.
Pregnancy Due Date Calculator
Estimate a pregnancy due date (EDD) from LMP or ultrasound date input.
Mean Arterial Pressure Calculator
Calculate mean arterial pressure from systolic and diastolic blood pressure values.
Use results with clinical judgment
A calculator can support assessment and decision-making, but it does not replace history, examination, current guidelines, local criteria, or professional judgment. Check the input data and review the result in context.
All Medical Calculators
Browse all 37 tools organized by specialty and clinical purpose.
General & Clinical Calculators
Review common body measurements, vital values, and basic clinical calculations.
BMI Calculator
Estimate body mass index from height and weight for basic body assessment.
BSA Calculator
Calculate estimated body surface area from patient measurements.
Mean Arterial Pressure Calculator
Calculate mean arterial pressure from systolic and diastolic blood pressure values.
GCS Calculator
Review the Glasgow Coma Scale components for neurological assessment.
Anion Gap Calculator
Review an anion gap calculation for selected metabolic assessment.
Corrected Calcium Calculator
Calculate a corrected calcium value using serum albumin as the required input.
Sodium Correction Calculator
Review sodium correction calculations for hypo/hypernatremia management.
Cardiology Calculators
Explore tools for cardiovascular risk, rhythm review, and cardiology score assessment.
CHA₂DS₂-VASc Score Calculator
Support stroke risk assessment in selected patients with atrial fibrillation.
HAS-BLED Score Calculator
Review factors used in bleeding risk assessment for anticoagulation therapy.
QTc Calculator
Estimate corrected QT interval using Bazett, Fridericia, or Framingham formula.
TIMI Risk Score Calculator
Assess thrombolysis in myocardial infarction risk for ACS patients.
Framingham Risk Score Calculator
Estimate 10-year cardiovascular disease risk based on established Framingham criteria.
Renal / Kidney Calculators
Use kidney-focused tools for creatinine, clearance, filtration, and renal assessment.
Creatinine Clearance Calculator
Estimate creatinine clearance to support kidney function assessment and drug dosing.
eGFR Calculator
Review an estimated filtration value using the CKD-EPI or MDRD equation.
FENa Calculator
Calculate the fractional excretion of sodium to differentiate causes of acute kidney injury.
Pediatric Calculators
Find age-based assessment, weight-based dosing, and pediatric care tools.
APGAR Score Calculator
Record the components used for an early newborn assessment at 1 and 5 minutes.
Pediatric Dose Calculator
Support weight-based dosing calculations with careful medication review.
Ideal Body Weight (Pediatric)
Estimate ideal body weight for children using age and height-based reference charts.
Emergency Medicine Calculators
Access fast tools for emergency assessment, critical care, and immediate risk review.
Wells Score Calculator
Use selected clinical criteria to support DVT and pulmonary embolism risk assessment.
CURB-65 Calculator
Review a score used in selected community-acquired pneumonia severity assessments.
SOFA Score Calculator
Calculate Sequential Organ Failure Assessment score for ICU patients.
NIHSS Calculator
Quantify stroke severity using the National Institutes of Health Stroke Scale.
Obstetrics & Gynecology
Review pregnancy dates and other women's health calculation tools.
Pregnancy Due Date Calculator
Estimate a pregnancy due date (EDD) from LMP or ultrasound date input.
Gestational Age Calculator
Calculate current gestational age in weeks and days from last menstrual period.
Nutrition & BMI Calculators
Calculate BMI, body surface area, and selected nutrition-related values.
Ideal Body Weight Calculator
Estimate ideal body weight using Devine, Robinson, Miller, or Hamwi formula.
Daily Caloric Needs Calculator
Estimate total daily energy expenditure using Harris-Benedict or Mifflin-St Jeor equation.
Pulmonology Calculators
Find respiratory assessment tools that support clinical review and care planning.
A-a Gradient Calculator
Calculate the alveolar-arterial oxygen gradient to evaluate hypoxemia causes.
PERC Rule Calculator
Apply the Pulmonary Embolism Rule-out Criteria to low-risk patients.
Diabetes Calculators
Review glucose, HbA1c, and related metabolic assessment tools.
HbA1c to Average Glucose Calculator
Convert HbA1c percentage to estimated average glucose (eAG) in mg/dL or mmol/L.
HOMA-IR Calculator
Estimate insulin resistance using the homeostatic model assessment.
Infectious Disease Calculators
Explore tools that support disease assessment, severity review, and management planning.
Centor Score Calculator
Support streptococcal pharyngitis risk assessment and antibiotic decision-making.
Fine / PSI Score Calculator
Classify pneumonia severity using the Pneumonia Severity Index (PORT score).
Drug & Dosage Calculators
Use medication, dosing, fluid, and weight-based calculation tools with care.
IV Fluid Calculator
Review selected fluid calculations and drip rates for patient care planning.
Vancomycin Dose Calculator
Calculate initial vancomycin dosing based on weight and renal function.
Other Medical Calculators
Find additional calculators for oncology, metabolic care, and clinical reference.
MELD Score Calculator
Support liver disease severity review and transplant priority with clinical data.
Child-Pugh Score Calculator
Assess the severity of chronic liver disease and guide management decisions.
PT-INR Calculator
Calculate the International Normalized Ratio from prothrombin time and ISI.
Why Use Online Medical Calculators?
Practical tools that reduce manual effort and support better clinical workflows.
Quick calculations
Enter the required values and review the result without repeating formulas by hand.
Easy to use
Clear fields and short explanations help clinicians select the right calculation.
Useful in clinical practice
Use tools during assessment, care planning, learning, and reference review.
Less manual effort
Medical calculation tools can reduce arithmetic work when time is limited.
Desktop and mobile access
Open a medical calculator online from a workstation, tablet, or mobile device.
Support for clinical decisions
Use scores and values as one part of a broader clinical decision-making process.
Common Questions About Medical Calculators
Explore Medical Calculators
Browse the CliniqWise calculator library by specialty, score, disease area, or clinical task.
CliniqWise helps healthcare professionals find practical clinical calculation tools in one place. Use each calculator carefully, confirm the information entered, and consider the result alongside complete patient assessment and appropriate care guidance.