Total tau protein test

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-haiku-5-5
Provider: anthropic
API: message_batches
Reasoning effort: low
Max output tokens: 4096
Prompt version (hash): 444523875572
Generated: October 20, 2026

Original text from hospital filings

HC TOTAL TAU 2

Payers reporting CPT 84394

Payer pricing summary

Low

$15

Average

$289

Median

$263

High

$889

Payer rate distribution

Filter by billing methodology

Filter by billing class

#
1	Aetna fee schedule · outpatient · +22 other terms	413	$130	$281	$634	225%	—	$0 – $8.4k
2	UnitedHealthcare fee schedule · outpatient · +25 other terms	382	$130	$168	$341	203%	—	$1 – $6.7k
3	Blue Cross Blue Shield fee schedule · outpatient · +23 other terms	345	$132	$132	$109	82%	—	$0 – $1.0k
4	Humana fee schedule · outpatient · +19 other terms	285	$130	$160	$88	55%	—	$1 – $592
5	WellCare fee schedule · outpatient · +11 other terms	215	$133	$133	$22	17%	—	$13 – $271
6	Devoted fee schedule · outpatient · +11 other terms	162	$129	$130	$3	2%	—	$126 – $145
7	Oscar fee schedule · outpatient · +12 other terms	158	$249	$278	$93	33%	—	$126 – $395
8	Molina fee schedule · outpatient · +18 other terms	155	$200	$227	$74	33%	—	$1 – $387
9	Cigna Healthspring fee schedule · outpatient · +4 other terms	112	$138	$140	$34	24%	—	$129 – $266
10	Cigna fee schedule · outpatient · +20 other terms	109	$133	$223	$180	80%	—	$40 – $804
11	Anthem fee schedule · outpatient · +17 other terms	75	$271	$382	$284	74%	—	$13 – $967
12	Kaiser fee schedule · outpatient · +16 other terms	72	$132	$178	$88	49%	—	$80 – $482
13	Ambetter facility · fee schedule · outpatient · +12 other terms	61	$232	$237	$41	17%	—	$155 – $277
14	Superior Healthplan fee schedule · outpatient · +3 other terms	41	$135	$136	$5	4%	—	$135 – $206
15	Caresource fee schedule · outpatient · +11 other terms	40	$193	$181	$64	36%	—	$1 – $290
16	Optum fee schedule · outpatient · +13 other terms	40	$129	$178	$81	46%	—	$30 – $370
17	MultiPlan fee schedule · outpatient · +12 other terms	31	$516	$493	$301	61%	—	$86 – $1.1k
18	First Health fee schedule · outpatient · +13 other terms	28	$251	$243	$100	41%	—	$88 – $716
19	Baylor Scott White Health Plan facility · fee schedule · outpatient · +1 other terms	27	$180	$187	$46	24%	—	$122 – $276
20	Clover fee schedule · outpatient · +3 other terms	27	$135	$134	$2	1%	—	$129 – $135
21	Aetna Better Health fee schedule · outpatient · +12 other terms	26	$273	$283	$19	7%	—	$273 – $319
22	Tricare facility · fee schedule · outpatient · +9 other terms	26	$139	$1.8k	$7.2k	390%	—	$116 – $37.5k
23	Medicare fee schedule · outpatient · +9 other terms	24	$126	$127	$1	1%	—	$126 – $129
24	Regence facility · fee schedule · outpatient · +11 other terms	21	$134	$135	$3	2%	—	$129 – $146
25	Amerihealth Caritas fee schedule · outpatient · +9 other terms	19	$155	$152	$13	8%	—	$129 – $180

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