ICD-9-CM procedure code (retired)
99.20 — Injection or infusion of platelet inhibitor
About ICD-9-CM 99.20
99.20 is an ICD-9-CM procedure code for injection or infusion of platelet inhibitor. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-PCS took over.
The CMS General Equivalence Mappings translate it to 5 ICD-10-PCS codes, such as 3E033PZ (Introduction of Platelet Inhibitor into Peripheral Vein, Percutaneous Approach), 3E043PZ (Introduction of Platelet Inhibitor into Central Vein, Percutaneous Approach) and 3E053PZ (Introduction of Platelet Inhibitor into Peripheral Artery, Percutaneous Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 3E033PZIntroduction of Platelet Inhibitor into Peripheral Vein, Percutaneous Approachapproximate
- 3E043PZIntroduction of Platelet Inhibitor into Central Vein, Percutaneous Approachapproximate
- 3E053PZIntroduction of Platelet Inhibitor into Peripheral Artery, Percutaneous Approachapproximate
- 3E063PZIntroduction of Platelet Inhibitor into Central Artery, Percutaneous Approachapproximate
- 3E083PZIntroduction of Platelet Inhibitor into Heart, Percutaneous Approachapproximate
Common questions about 99.20
What is the ICD-10 code for ICD-9 99.20?
- The GEMs map 99.20 to ICD-10-PCS 3E033PZ, 3E043PZ, 3E053PZ, 3E063PZ and 3E083PZ.
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.