Introduction to Medical Coding 
 
Navigation and Coding tips 
 
Chapter-1 Certain Infectious and Parasitic Diseases (A00-B99) Class-1 
 
Chapter-1 Certain Infectious and Parasitic Diseases (A00-B99) Class-2 
 
Chapter-1 Certain Infectious and Parasitic Diseases (A00-B99) Class-3 
 
Chapter-1 Certain Infectious and Parasitic Diseases (A00-B99) Class-4 
 
Chapter-1 Certain Infectious and Parasitic Diseases (A00-B99) Class-5 
 
Chapter-1 Certain Infectious and Parasitic Diseases (A00-B99) Class-6 
 
Test your knowledge Chapter-1 
 
Chapter 2 Neoplasms (C00-D49)  class-1 
 
chapter 2 Neoplasms (C00-D49)  class -2 
 
Chapter 2 Neoplasms (C00-D49)  class-3 
 
Chapter 3 Disease of the blood and blood-forming organs  (D50-D89) 
 
Chapter 4 Endocrine Nutritional and Metabolic Diseases (E00-E89) class-1 
 
Chapter 4  Endocrine Nutritional and Metabolic Diseases (E00-E89) class-2 
 
Chapter 5 Mental Behavioral and Neurodevelopmentaldisorders (F01 – F99) class 1 
 
Chapter 6  Diseases of the Nervous System (G00-G99) class-1 
 
Chapter 6 Diseases of the Nervous System (G00-G99) class-2 
 
chapter 7 Diseases of the Eye and Adnexa (H00-H59) 
 
chapter 8 Diseases of the Ear and Mastoid Process (H60-H95) 
 
Chapter 9 Diseases of the Circulatory System (I00-I99) class-1 
 
chapter 9 Diseases of the Circulatory System (I00-I99)  class 2 
 
chapter 9 Diseases of the Circulatory System (I00-I99)  class-3 
 
Chapter 10 Diseases of the Respiratory System (J00-J99) 
 
CPT - Current Procedural Terminology - Classes Introduction 
 
Integumentary  introduction 
 
CPT 10004- Fine Needle Aspiration - Class 1 
 
CPT -   | 11004 Debridement for soft tissue infection 
 
10030-10036 Introduction and Removal Procedures on the Skin Subcutaneous 
 
CPT code - 10040 Integumentary Procedure - Acne Surgery 
 
CPT code - 10060 I and D of Simple Abscess 
 
CPT code - 10061  I and D of Complicated Abscess 
 
CPT 10080 & 10081 - Incision and Drainage of Pilonoidal cyst 
 
CPT - 10120 & 10121 Incision and removal of foreign Body 
 
CPT 10140-Incision and Drainage of Hematoma Seroma 
 
CPT 10160 Puncture aspiration of Abscess Hematoma  Bulla or cyst 
 
CPT 10180- Incision and Drainage of postoperative infection 
 
CPT - 11000  11001-Debridement 
 
CPT - 1100411005 and 11006 Debridement of abdominal wall 
 
CPT- 11010 11011 11012 -Debridement open dislocation 
 
CPT - 11042 11045 1104311046 11044 and 11047 Debridement 
 
CPT - 11055 11056 and 11057 Paring or Cutting Procedures on the Skin 
 
CPT-11102-11107 Tangential punch and Incisional Biopsy 
 
CPT-11200-11201 Removal of Skin Tags Procedures 
 
CPT - 11300-11313 Shaving of Epidermal or Dermal Lesions Procedures 
 
CPT -11400-11471 Excision-Benign Lesions Procedures on the Skin 
 
CPT- 11600-11646 Excision-Malignant Lesions Procedures on the Skin 
 
CPT-11719-11765 Trimming and Debridement Nails 
 
CPT-11730-11740 Avulsion and Evacuation hematoma 
 
CPT-11770-11772  Pilonidal Cyst 
 
CPT-11900-11954 Introduction or Removal Procedures on the Integumentary System 
 
CPT-11960-11980   Insertion of tissue expander 
 
CPT-Drug delivery implant-11981-11983 
 
CPT-12001-12021-Repair simple Procedures 
 
CPT-12031-12057-Repair Intermediate and Complex Procedures 
 
CPT - 17000-17004 Destruction of Premalignant lesions 
 
17106-17111 Destruction of Benign Lesions 
 
17250-Chemical cauterization of granulation tissue 
 
19000-19030 Aspiration Injection and Drainage Procedures of Breast 
 
19081-19086 Breast Biopsy Procedures 
 
19100-Biopsy of breast; percutaneous needle core not using imaging guidance 
 
CPT-19105 Ablation cryosurgical and 19110 Nipple exploration 
 
CPT-19112 Excision of lactiferous duct fistula and 19120-Excision of cyst 
 
CPT19125 Excision of breast lesion identified by preoperative & 19126 each add 
 
CPT-19101 open incisional and 19281-19286 
 
CPT-19301 and 19302 Mastectomy partial 
 
CPT-19303 Mastectomy simple complete 
 
CPT-1930519306 and 19307 Mastectomy Radical 
 
Musculoskeletal system Introduction 
 
CPT- 20100-20103 Wound Exploration Procedures 
 
CPT - 20200-20206 Biopsy muscle Procedures 
 
CPT- Fracture Treatments - Closed 
 
CPT-Fracture Treatment - Open and Percutaneous 
 
Respiratory system surgery introduction 
 
CPT- Incision procedures on Nose 
 
Surgical Procedures on Heart and Pericardium-Pericardiocentesis - 33016 
 
Pericardial Drainage Procedures 
 
Resection of Pericardial cyst - 33050 
 
Excision of Intracardiac tumors-33120 
 
Resection of External cardiac tumors-33130 
 
33510-33516-Venous Grafting Only for Coronary Artery Bypass 
 
33533-33548- Arterial Grafting for Coronary Artery Bypass 
 
Digestive system Introduction 
 
Vermilionectomy -40500 and Excision of lip -4051040520 
 
Excision of lip  reconstruction with local & cross flap-40525 and 40527 
 
Resection of lip more than one-fourth-40530 
 
Repair Procedures on the Lips-40650-40654 
 
Plastic repair of cleft lip/nasal deformity-40700-40702 
 
Plastic repair of cleft lip/nasal deformity-40720-40761 
 
40800 40801 Drainage of abscess simple complicated 40804 & 40805 removal of FB 
 
40806 Incision(cut) of labial frenum (frenotomy) 
 
40808 Biopsy vestibule of mouth 
 
Excision of lesion of mucosa and submucosa vestibule-40810-40816 
 
Excision of mucosa of vestibule of mouth as donor graft-40818 
 
Excision(remove) of frenum labial or buccal -40819 
 
Destruction of lesion or scar of vestibule of mouth by physical methods-40820 
 
Repair Procedures on the Vestibule of Mouth-4083040831 
 
Vestibuloplasty-40840-40845 
 
Incision Procedures on the Tongue and Floor of Mouth-41000-41009 
 
Incision of lingual frenum -41010 
 
Extraoral incision Procedures on the Tongue and Floor of Mouth-41015-41019 
 
Excision Procedures on the Tongue and Floor of  Mouth(Biopsy)-41100-41108 
 
Excision Procedures on the Tongue and Floor of  Mouth-41110-41114 
 
Excision Procedures on the Tongue and Floor of  Mouth-41115-41116 
 
Repair Procedures on the Tongue and Floor of Mouth-41250-41252 
 
Other Procedures on the Tongue and Floor of Mouth-41510-41599 
 
Incision Procedures on the Dentoalveolar Structures-41800-41806 
 
Excision and Destruction Procedures on the Dentoalveolar Structures-41820-41850 
 
Excision of lesion-41825-41827 
 
Excision Procedures-41828-41850 
 
Other Procedures on the Dentoalveolar Structures-41870-41899 
 
Incision and Excision and Destruction Procedures on palate and Uvula-42000-42160 
 
Repair Procedures on the Palate and Uvula-42180-42182 
 
Other Procedures on the Palate or Uvula-42200-42299 
 
Other Procedures on the Palate or Uvula-42226-42281 and 42299 
 
Incision Procedures on the Salivary Gland and Ducts-42300-42340 
 
Excision Procedures on the Salivary Gland and Ducts-42400-42409 
 
Excision Procedures on the Salivary Gland and Ducts-42410-42450 
 
Repair Procedures on the Salivary Gland and Ducts-42500-42510 
 
Other Procedures on the Salivary Gland and Ducts-42550-42699 
 
Incision Procedures on the Pharynx Adenoids and Tonsils- 42700-42725 
 
Excision & Destructn Procedures on Pharynx Adenoids & Tonsils  42800-42894 
 
Excision & Destructn  Procedures on Pharynx Adenoids & Tonsils  42842-42890 
 
Excision & Destruction Procedures on Pharynx Adenoids & Tonsils 42892-42894 
 
Repair Procedures on the Pharynx Adenoids and Tonsils 42900-42953 
 
Other Procedures on the Pharynx Adenoids and Tonsils-42955-42999 
 
Male and Female Genital system Introduction 
 
Incision Procedures on the Penis - 54000 54001 
 
Incision and Drainage of Penis-54015 
 
Destruction of Lesion On Penis-54050-54065 
 
Biopsy Of Penis Superficial - 54100 
 
Biopsy Of Penis Deep structures-54105 
 
5411054111 and 54112 -Excision of Penile Plaque With Graft Placement 
 
54120-54161 Circumcision and Amputation 
 
54200-54250 Introduction procedures on Penis 
 
Surgical Procedures on the Female Genital System ----  I and D of Vulva -56405 
 
I and D of Bartholin's gland abscess & Marsupialization of Bartholins gland cyst 
 
56441-Lysis of labial adhesions 
 
56442-Hymenotomy simple incision 
 
Introduction of Endocrine system 
 
60000 - Incision and Drainage of Thyroglossal Duct cyst 
 
6010060200-Biopsy and Excision of cyst Of Thyroid 
 
60210602126022060225-Total and Partial Lobectomy and Isthmusectomy 
 
602406025260254-Thyroidectomy totallimited and radical neck dissection 
 
602606027060271-Thyroidectomy 
 
6028060281-Excision of Thyroglossalduct cyst 
 
60300-Aspiration of thyroid cyst 
 
60500-60605-Excision Procedures on the Parathyroid Thymus etc.. 
 
60520-60522-Thymectomy and 60540-60545-Adrenalectomy 
 
60600-60605 and 60650-60659-Excision of carotid body & Laproscopy  60699 
 
Endocrine system practice scenarios 
 
Excision Procedures External Ear 69100 -69155 
 
Procedures on  Auditory System |Incision Procedures on External Ear| 69000-69090 
 
70000 Radiology CPT code series-2 
 
70000 Radiology scenarios 
 
80000 Pathology and laboratory coding 
 
Organ or disease oriented panels-80047-80081 
 
Drug Assay Procedures-80143-80377