1. Mary Jo Bowie MS, BS, AAS, RHIA, RHIT

2. Administration Section
CHAPTER 31
Administration Section

3. Administration Section
The fourth section within ICD-10-PCS is the Administration section.
The character 1 value for the Administration section is 3.

4. Character 2—Body System
The value of character 2, body system, has
three values for the Administration section.
0—Circulatory system (used for transfusion procedures
C—Indwelling device
E—Physiological systems and anatomical regions

5. Character 3—Root Operations
For the Administration section there are
three root operations used:
Introduction—Value of 0. An introduction is defined as “putting in or on a therapeutic, diagnostic, nutritional, physiological, or prophylactic substance except blood or blood products.”

6. Additional Root Operations for Administration
Irrigation—Value of 1. This is defined as “putting in or on a cleansing substance.”
Transfusion—Value of 2. This is defined as “putting in blood or blood products.”

7. Body System/Region—Character 4
Character 4 in the Administration section
indicates body system/region.
The fourth character indicates the site where
the substance is administered.

8. Approach—Character 5 There are five approach values for the
Administration section:
0—Open
3—Percutaneous
7—Via natural or artificial opening

9. Additional Approach Values
8—Via natural or artificial opening endoscopic
X—External
The approach for intradermal, subcutaneous, and
intramuscular introductions and injections is percutaneous.

10. Character 6—Devices
For the Administration section, the sixth character specifies the substance being introduced into the body.
ICD-10-PCS uses broad categories to define the substances, such as anti-inflammatory, antineoplastic, and gas.

11. Character 7—Qualifiers
For the Administration section, the qualifier
value varies according to the table that is
being used.
For example:
For Table 302, there are three qualifiers.
For Table 3C1, the only value is Z.
For Table 3E0, there are numerous qualifiers.

12. Key Points to Remember
The first character value for the Administration section is 3.
The second character value for the Placement section has three values: 0, C, or E indicating the body system.
The third character value has three possible values indicating the root operation.

13. Additional Points
The fourth character value in the Administration section varies according to the tables and identifies the site where the substance is administered.
The fifth character value in the Administration section has five possible values depending on the table being used.

14. Final Points
For the sixth character in the Administration Section, the substance being introduced is being identified.
For the seventh character value for the Administration section, the value indicates whether the substance is autologous or nonautologous or to further specify the substance.

15. Coding Practice Select the code for the following:
Percutaneous irrigation of knee joint

16. Coding Practice Solution
Main term to reference in index:
Irrigation
Modifying term:
Joint, Irrigating Substance
Code Assignment:
3E1U38Z