CPT Unlisted Codes – What are they? Use it when there is no other appropriate code!

Here are our Unlisted Service or Procedure Codes

A service encounter or surgical procedure may be provided that is not listed in this edition of the CPT code book. When reporting such a encounter or service, the appropriate “Unlisted Procedure” code may be used to indicate the service, identifying it by “Special Report” as discussed in the section below.





The “Unlisted Procedures” and accompanying codes for Surgery are as follows:

15999 Unlisted procedure, excision pressure ulcer
17999 Unlisted procedure, skin, mucous membrane and subcutaneous tissue
19499 Unlisted procedure, breast
20999 Unlisted procedure, musculoskeletal system, general
21089 Unlisted maxillofacial prosthetic procedure
21299 Unlisted craniofacial and maxillofacial procedure
21499 Unlisted musculoskeletal procedure, head
21899 Unlisted procedure, neck or thorax
22899 Unlisted procedure, spine
22999 Unlisted procedure, abdomen, musculoskeletal system
23929 Unlisted procedure, shoulder
24999 Unlisted procedure, humerus or elbow
25999 Unlisted procedure, forearm or wrist
26989 Unlisted procedure, hands or fingers
27299 Unlisted procedure, pelvis or hip joint
27599 Unlisted procedure, femur or knee
27899 Unlisted procedure, leg or ankle
28899 Unlisted procedure, foot or toes
29799 Unlisted procedure, casting or strapping
29999 Unlisted procedure, arthroscopy
30999 Unlisted procedure, nose
31299 Unlisted procedure, accessory sinuses
31599 Unlisted procedure, larynx
31899 Unlisted procedure, trachea, bronchi
32999 Unlisted procedure, lungs and pleura
33999 Unlisted procedure, cardiac surgery
36299 Unlisted procedure, vascular injection
37501 Unlisted vascular endoscopy procedure
37799 Unlisted procedure, vascular surgery
38129 Unlisted laparoscopy procedure, spleen
38589 Unlisted laparoscopy procedure, lymphatic system
38999 Unlisted procedure, hemic or lymphatic system
39499 Unlisted procedure, mediastinum
39599 Unlisted procedure, diaphragm
40799 Unlisted procedure, lips
40899 Unlisted procedure, vestibule of mouth
41599 Unlisted procedure, tongue, floor of mouth
41899 Unlisted procedure, dentoalveolar structures
42299 Unlisted procedure, palate, uvula
42699 Unlisted procedure, salivary glands or ducts
42999 Unlisted procedure, pharynx, adenoids, or tonsils
43289 Unlisted laparoscopy procedure, esophagus
43499 Unlisted procedure, esophagus
43659 Unlisted laparoscopy procedure, stomach
43999 Unlisted procedure, stomach
44238 Unlisted laparoscopy procedure, intestine (except rectum)
44799 Unlisted procedure, intestine
44899 Unlisted procedure, Meckel’s diverticulum and the mesentery
44979 Unlisted laparoscopy procedure, appendix
45399 Unlisted procedure, colon
45499 Unlisted laparoscopy procedure, rectum
45999 Unlisted procedure, rectum
46999 Unlisted procedure, anus
47379 Unlisted laparoscopic procedure, liver
47399 Unlisted procedure, liver
47579 Unlisted laparoscopy procedure, biliary tract
47999 Unlisted procedure, biliary tract
48999 Unlisted procedure, pancreas
49329 Unlisted laparoscopy procedure, abdomen, peritoneum and omentum
49659 Unlisted laparoscopy procedure, hernioplasty, herniorrhaphy, herniotomy
49999 Unlisted procedure, abdomen, peritoneum and omentum
50549 Unlisted laparoscopy procedure, renal
50949 Unlisted laparoscopy procedure, ureter
51999 Unlisted laparoscopy procedure, bladder
53899 Unlisted procedure, urinary system
54699 Unlisted laparoscopy procedure, testis
55559 Unlisted laparoscopy procedure, spermatic cord
55899 Unlisted procedure, male genital system
58578 Unlisted laparoscopy procedure, uterus
58579 Unlisted hysteroscopy procedure, uterus
58679 Unlisted laparoscopy procedure, oviduct, ovary
58999 Unlisted procedure, female genital system (nonobstetrical)
59897 Unlisted fetal invasive procedure, including ultrasound guidance, when performed
59898 Unlisted laparoscopy procedure, maternity care and delivery
59899 Unlisted procedure, maternity care and delivery
60659 Unlisted laparoscopy procedure, endocrine system
60699 Unlisted procedure, endocrine system
64999 Unlisted procedure, nervous system
66999 Unlisted procedure, anterior segment of eye
67299 Unlisted procedure, posterior segment
67399 Unlisted procedure, ocular muscle
67599 Unlisted procedure, orbit
67999 Unlisted procedure, eyelids
68399 Unlisted procedure, conjunctiva
68899 Unlisted procedure, lacrimal system
69399 Unlisted procedure, external ear
69799 Unlisted procedure, middle ear
69949 Unlisted procedure, inner ear
69979 Unlisted procedure, temporal bone, middle fossa approach

When you bill for unlisted code, I always recommend to submit medical documentation. Most of the payers may require additional information. So make sure you submit your documentation and operative report as well. This way, we can avoid payment delays.

Reference: 2017 Code Book




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