ICD-10-PCS Tabular Index · FY 2027 17 Sections

2027 ICD-10-PCS Procedure Codes List ICD-10-PCS

The fiscal year 2027 ICD-10-PCS classification contains 80,174 procedure codes, of which 79,256 are billable, organized into 17 sections. Every code is built character by character, and the first three characters are exactly the levels of this index: the section, the body system, and the root operation. The info icons preview the body systems inside each section.

✓ Built from the official CMS FY 2027 datasetEffective Oct 1, 2026 – Sep 30, 2027
17
Sections
80,174
Procedure Codes
79,256
Billable Codes
7
Characters per Code
Char 1
Section
This index
Char 2
Body System
This index
Char 3
Root Operation
This index
Char 4
Body Part
On the code page
Char 5
Approach
On the code page
Char 6
Device
On the code page
Char 7
Qualifier
On the code page
ICD-10-PCS

Sections 17 sections · 80,174 codes

17 of 17 shown
Char 1SectionBody SystemsCodesBillable
0Medical and Surgical3169,09968,493
1Obstetrics1317305
2Placement2871861
3Administration31,2811,277
4Measurement and Monitoring2426423
5Extracorporeal or Systemic Assistance and Performance16764
6Extracorporeal or Systemic Therapies15847
7Osteopathic1101100
8Other Procedures29290
9Chiropractic19190
BImaging233,0802,982
CNuclear Medicine15502463
DRadiation Therapy162,1142,057
FPhysical Rehabilitation and Diagnostic Audiology21,4251,411
GMental Health14028
HSubstance Abuse Treatment16659
XNew Technology15544506

The info icon previews what each row contains.

Questions About This Page

How many ICD-10-PCS codes are there in FY 2027?

The FY 2027 classification contains 80,174 procedure codes across 17 sections, and 79,256 of them are billable codes valid on inpatient claims. The rest are table headers that group them.

How is an ICD-10-PCS code built?

Every code has exactly seven characters and each position carries meaning. The first character names the section, the second the body system, and the third the root operation, which is the path this index follows. Characters four through seven add the body part, approach, device, and qualifier, and those live on each code's own page.

Which section has the most codes?

Medical and Surgical (section 0) is by far the largest with 69,099 codes, because it covers the full surgical repertoire on every anatomical region.

Related References

ICD-10-PCS Code LookupICD-10-CM Codes ListMS-DRG ReferenceMedicare Code Edits

Source: CMS FY 2027 ICD-10-PCS order file and code tables, effective October 1, 2026 through September 30, 2027.