Medical Coding

Day 1

Basic Medical Coding & Introduction

• What medical coding is and why it matters
• US healthcare & revenue cycle (RCM) overview
• Code sets: ICD-10-CM, CPT and HCPCS

Day 2

Anatomy & Physiology

• Body systems and organ structure
• Medical terminology: roots, prefixes, suffixes
• Linking anatomy to code selection

Days 3–11

ICD-10-CM Conventions

• Alphabetic Index and Tabular List structure
• Code structure, 7th characters and placeholder X
• Abbreviations NEC / NOS and punctuation
• Includes, Excludes1 and Excludes2 notes
• Code first, use additional code, code also
• “And”, “with”, “see” and “see also”
• Etiology / manifestation convention

Day 12

General Coding Guidelines

• Default codes, laterality and combination codes
• Signs & symptoms vs definitive diagnosis
• Multiple coding, combination codes and sequela
• Acute & chronic, impending / threatened conditions

How an ICD-10-CM code is built

• S72.001A
• Category S72 · Fracture of femur
• Site, laterality & detail .001 · Neck of right femur, unspecified part
• 7th character A · Initial encounter, closed fracture

Day 13

Ch 1: Infectious & Parasitic Diseases (A00–B99)

• Infectious disease code structure
• HIV coding: B20, Z21 and R75 sequencing

Day 14

Ch 1: Sepsis, MRSA, Zika & Coronavirus

• COVID-19 (U07.1) guidelines
• Sepsis, severe sepsis (R65.20) and septic shock (R65.21)
• MRSA and MSSA infection coding
• Zika virus and coronavirus infections

Days 15–16

Ch 2: Neoplasms

• Neoplasm Table: malignant, benign, uncertain
• Primary vs secondary sites and sequencing
• Anemia, complications and history of malignancy

Day 17

Ch 3–6: Blood, Endocrine, Mental & Nervous

• Anemias and blood disorders
• Diabetes mellitus types and complications
• Mental disorders and nervous system (pain G89)

Day 18

Ch 7–9: Eye, Ear & Circulatory System

• Eye: glaucoma staging and cataract
• Ear and mastoid disorders
• Hypertension, heart disease & CKD, MI coding

Day 19

Ch 10–14: Respiratory to Genitourinary

• COPD, asthma, pneumonia, respiratory failure
• Digestive and skin: pressure ulcer staging
• Musculoskeletal, CKD stages, pathological fractures

ICD-10-CM chapter map

• Ch 1 A00–B99
• Ch 2 C00–D49
• Ch 3 D50–D89
• Ch 4 E00–E89
• Ch 5 F01–F99
• Ch 6 G00–G99
• Ch 7 H00–H59
• Ch 8 H60–H95
• Ch 9 I00–I99
• Ch 10 J00–J99
• Ch 11 K00–K95
• Ch 12 L00–L99
• Ch 13 M00–M99
• Ch 14 N00–N99
• Ch 15 O00–O9A
• Ch 16 P00–P96
• Ch 17 Q00–Q99
• Ch 18 R00–R99
• Ch 19 S00–T88
• Ch 20 V00–Y99
• Ch 21 Z00–Z99
• Ch 22 U00–U85

Days 20–21

Ch 15: Pregnancy, Childbirth & Puerperium

• Trimesters and 7th character for fetus
• Sequencing O-codes and outcome of delivery (Z37)
• Complications, GDM and abortive outcomes

Day 22

Ch 16–17: Perinatal & Congenital

• Newborn and perinatal conditions
• Congenital malformations and chromosomal abnormalities
• Birth weight and gestational age codes

Day 23

Ch 18–19: Symptoms, Injury & Poisoning

• Signs and symptoms (R codes) usage
• Injury 7th characters A, D and S
• Poisoning, adverse effect, underdosing, Table of Drugs

Day 24

Ch 20–22: External Causes, Z & Special Codes

• External cause codes (V00–Y99)
• Z codes: encounters, history and status
• Codes for special purposes (U00–U85)

Day 25

CPT Introduction, Format & Structure

• CPT book format, sections and symbols
• Category I, II and III codes
• Guidelines, notes and unlisted procedures

Day 26

E&M Tool

• Medical decision making (MDM) elements
• Time-based levelling
• Using an E/M levelling tool

Day 27

E&M Outpatient, Inpatient & Consults

• Office / outpatient: new vs established
• Inpatient: initial, subsequent and discharge
• Consultations, prolonged and time-based services

Day 28

Critical Care & ED Facility Guidelines

• Critical care time rules (99291 / 99292)
• ED professional E/M (99281–99285)
• ED facility levelling guidelines

Day 29

Chemo & Non-Chemo Infusion Coding

• Hierarchy: chemo, therapeutic, hydration
• Initial, sequential and concurrent infusions
• Push vs infusion time rules

Day 30

Modifiers

• Modifier 25, 59 and X{EPSU}
• Anatomic modifiers: LT, RT, F1–FA, TA–T9
• Global surgery modifiers: 24, 57, 58, 78, 79

Days 31–32

Integumentary (10004–19396)

• I&D, debridement and lesion excision
• Repairs: simple, intermediate, complex
• Grafts, flaps and breast procedures

Days 33–34

Musculoskeletal (20100–29999)

• Fracture care: open and closed treatment
• Arthroscopy and joint procedures
• Casts, splints and spine procedures

Day 35

Respiratory (30000–32999)

• Nasal and sinus endoscopy
• Bronchoscopy procedures
• Lung and pleura procedures

Days 36–37

Cardiovascular (33016–39599)

• Pacemakers and defibrillators
• CABG and valve procedures
• Vascular access and catheter placement

Day 38

Digestive (40490–49999)

• Endoscopy: EGD and colonoscopy
• Hernia repairs
• Appendix, gallbladder and bowel procedures

Day 39

Urinary (50016–53899)

• Kidney and ureter procedures
• Cystoscopy and urethral procedures
• Lithotripsy and stents

Day 40

Male & Female Reproductive (54000–58999)

• Male: prostate and testis procedures
• Female: hysterectomy and laparoscopy
• Biopsy, D&C and colposcopy

Day 41

Nervous System (61000–64999)

• Spinal injections and epidurals
• Nerve blocks and neurostimulators
• Craniotomy and spine surgery basics

Day 42

Radiology (70010–79999)

• X-ray, CT, MRI and ultrasound
• Professional (26) vs technical (TC) components
• Contrast and interventional radiology

Day 43

Pathology & Laboratory (80047–89398)

• Organ and disease panels
• Drug testing and surgical pathology levels
• Lab modifiers 90, 91 and QW

Day 44

Medicine

• Vaccines and immunisation administration
• Cardiography, dialysis and therapy services
• Psychiatry and physical medicine

Day 45

HCPCS, Compliance & Regulatory

• HCPCS Level II codes and modifiers
• NCCI edits, LCD and NCD
• HIPAA, fraud & abuse and OIG compliance

Days 46–49

ICD-10-CM & guideline revision

Days 50–53

CPT section-wise practice

Days 54–57

Timed section tests

Days 58–61

Full-length mock exams & review