No. J2503 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code.

What is one billing unit of J2503?

One unit of J2503 is 0.3 mg, as stated in the code's descriptor. Units to report = dose given ÷ 0.3 mg.

J2503 (Retired 2025) — Pegaptanib sodium injection

J2503 was retired on Sep 30, 2025

CMS ended J2503 after Sep 30, 2025. Don’t report it for later dates of service. Look up the drug for its current code.

Look up pegaptanib sodium

Code

CMS HCPCS file

HCPCS codeJ2503

Billing unit0.3 mg

Descriptor: Injection, pegaptanib sodium, 0.3 mg
Short descriptor: Pegaptanib sodium injection
Code set: HCPCS Level II, maintained by CMS
Effective: Oct 1, 2025

The billing unit is read from the descriptor. Confirm it against the CMS file before billing.

Find the NDC

Med-Code hasn’t mapped J2503 to specific products yet. Search the FDA NDC Directory for the drug named in the descriptor, and check the route and strength match the code.

Search NDCs for pegaptanib sodium

J2503: common questions

Is J2503 a CPT code?: No. J2503 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.
What is one billing unit of J2503?: One unit of J2503 is 0.3 mg, as stated in the code's descriptor. Units to report = dose given ÷ 0.3 mg. J-code billing units.

J2503 — Injection, pegaptanib sodium, 0.3 mg

Code

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J2503: common questions

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