Antigen test for disease-causing germs, including coronavirus at Kaiser Foundation Hospital - Downey

Hospitals report these codes with terse, inconsistent chargemaster text. This plain-English title was written by an AI model from that text and has not been reviewed by a person, so it can be wrong. The prices on this page come straight from hospital filings and do not depend on it.

Model: claude-sonnet-5-5
Provider: anthropic
API: message_batches
Reasoning effort: model default
Max output tokens: 4096
Prompt version (hash): 444523875572
Generated: October 20, 2026

Original text from hospital filings

ANTIG TST FOR PH REL PATH INCL COV

Downey, CA

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How this price compares nationally

Kaiser Foundation Hospital - Downey’s median price of $47 is about the same as the median hospital's median price ($47), higher than 46% of the 197 hospitals reporting HCPCS D0604. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.

Payers reporting HCPCS D0604 at Kaiser Foundation Hospital - Downey

Negotiated rates from the hospital’s own file: 1 payer, 3 plan rates. A facility fee, a professional fee, a per diem and a case rate are different bills, so each is listed on its own. Open a payer to see it across hospitals.

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1	Kaiser [medicaid] fee schedule · both	$39	$39	—	—	—	$39 – $39
2	Kaiser [medicare] fee schedule · both	$47	$47	—	—	—	$47 – $47
3	Kaiser [commercial] fee schedule · both	$115	$115	—	—	—	$115 – $115

Last updated: Apr 1, 2026

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See Antigen test for disease-causing germs, including coronavirus pricing across every hospital in the network reporting it, or ask Claude or any MCP client directly — see how to connect.