What does code 81121 cost?

Across the published hospital price files, the disclosed cash price for 81121 ranges from $189 to $2,345. This is public hospital price transparency data, not a guaranteed estimate of your bill.

Will this be my final bill?

Actual patient responsibility may vary based on your insurance plan, deductible, coinsurance, network status, diagnosis, setting, bundled services, clinical circumstances, and hospital billing practices.

81121 is the billing code hospitals use to identify "HC IDH2 COMMON VARIANTS" on their published price files. We use it to line up the same service across different hospitals.

Why do prices for this code differ between hospitals?

Each hospital sets its own prices and negotiates separately with each insurer, so the disclosed price for the same code can vary widely from one hospital to another — and even between plans at a single hospital. Comparing the published figures is what this page is for; a difference does not by itself mean one hospital is better or worse.

What this page is not

It is not a quote, a guarantee, or medical advice. It shows what hospitals have published for this code, so you can compare and ask informed questions — your actual cost depends on your insurance, the exact services performed, and the care setting.

81121

HCPCS

HC IDH2 COMMON VARIANTS

Verified from hospital fileNot a bill estimate

iDirect answer

Based on the latest published hospital price files, code 81121 (HC IDH2 COMMON VARIANTS) appears at 26 hospitals with disclosed cash prices from $189 to $2,345. This is public hospital price transparency data, not a guaranteed estimate of your bill.

Published-price availability

hospitals publish a price

list this service without a published price

Cash

List

Negotiated

Allowed

A blank price (“—”) means a hospital names this service but did not publish a dollar amount — it is not a free service or a $0 price.

Compare 81121 prices

Filter by hospital, city, setting, or payer — the summary and charts update with your filters.

Based on hospital-published prices verified from each hospital’s own file. Coverage expands as data is verified.

Published cash prices for code 81121 vary by about 12× across the 22 hospitals with disclosed prices here — from $189 to $2,345. Shopping around can matter.

Hospitals

Prices shown

$189

Lowest cash

$2,345

Highest cash

code 81121 cash price29 disclosed · 22 hospitals

$189median ~$418$2,345

Lowest cash price by hospital

Cash price by city

Reflects your current filters.

Cash price by city$189 – $492

Mequon · 1 hospital$189–$418
New Berlin · 1 hospital$189–$418
Oak Creek · 1 hospital$189–$418
Menomonee Falls · 1 hospital$222–$492
West Bend · 1 hospital$222–$492
Milwaukee · 1 hospital$229

36 prices shown.

Service	Hospital	Code	List price	Cash price	Negotiated range	Allowed (median)
HC IDH2 COMMON VARIANTS Inpatient & outpatient	Endeavor Health Edward Hospital	81121 HCPCS	$2,345	$2,345	—	—
Idh2 common variants Outpatient	Endeavor Health Edward Hospital	81121 HCPCS	—	—	$296 – $501	—
Hc Idh2 Exon 4 Variants Inpatient & outpatient	University of Chicago Medical Center	81121 HCPCS	—	—	—	—
Hc 2-Hydroxyglutaric Aciduria Panel Inpatient & outpatient	University of Chicago Medical Center	81121 HCPCS	—	—	—	—
Idh2 common variants Outpatient	University of Chicago Medical Center	81121 HCPCS	—	—	—	—
IDH2 COMMON VARIANTS Outpatient	Advocate Illinois Masonic Medical Center	81121 CPT	$835	$418	$296 – $1,344	—
HB IDH2 GENE ANALYSIS, EXON 4 Inpatient & outpatient	Endeavor Health Swedish Hospital	81121 HCPCS	$525	$525	—	—
IDH2 COMMON VARIANTS Outpatient	Advocate Condell Medical Center	81121 CPT	$835	$418	$296 – $1,344	—
IDH2 COMMON VARIANTS Outpatient	Advocate South Suburban Hospital	81121 CPT	$835	$418	$296 – $1,344	—
HC EXON 4 MUTATION, IDH2, COMMON VARIANTS Outpatient	Froedtert Hospital	81121 CPT	$416	$229	$125 – $1,479	—
HC EXON 4 MUTATION, IDH2, COMMON VARIANTS Outpatient	Froedtert Menomonee Falls Hospital	81121 CPT	$404	$222	$121 – $1,479	—
HC IDH2 ABBOT REAL TIME PCR, COMMON VARIANTS Outpatient	Froedtert Menomonee Falls Hospital	81121 CPT	$894	$492	$268 – $1,479	—
IDH2 COMMON VARIANTS Inpatient	Aurora BayCare Medical Center	81121 CPT	$1,120	$560	$672 – $952	—
IDH2 COMMON VARIANTS Inpatient	Aurora Medical Center Burlington	81121 CPT	$1,120	$560	$672 – $952	—
IDH2 COMMON VARIANTS Outpatient	Aurora Medical Center Burlington	81121 CPT	$1,120	$560	$237 – $1,038	—
IDH2 COMMON VARIANTS Outpatient	Aurora Medical Center Bay Area	81121 CPT	—	—	$237 – $1,038	—
IDH2 COMMON VARIANTS Inpatient	Aurora Medical Center Fond du Lac	81121 CPT	$1,120	$560	$672 – $952	—
IDH2 COMMON VARIANTS Outpatient	Aurora Medical Center Fond du Lac	81121 CPT	$1,120	$560	$237 – $1,038	—
IDH2 COMMON VARIANTS Inpatient	Aurora Medical Center Grafton	81121 CPT	$1,120	$560	$672 – $952	—
IDH2 COMMON VARIANTS Inpatient	Aurora Medical Center Kenosha	81121 CPT	$1,120	$560	$672 – $952	—
IDH2 COMMON VARIANTS Inpatient	Aurora Lakeland Medical Center	81121 CPT	$1,120	$560	$672 – $952	—
HC IDH2 ABBOT REAL TIME PCR, COMMON VARIANTS Inpatient	Froedtert West Bend Hospital	81121 CPT	$894	$492	$536 – $849	—
HC EXON 4 MUTATION, IDH2, COMMON VARIANTS Inpatient	Froedtert West Bend Hospital	81121 CPT	$404	$222	$242 – $384	—
HC IDH2 ABBOT REAL TIME PCR, COMMON VARIANTS Inpatient	Froedtert Holy Family Memorial Hospital	81121 CPT	$894	$492	$536 – $787	—
HC EXON 4 MUTATION, IDH2, COMMON VARIANTS Inpatient	Froedtert Community Hospital - Mequon	81121 CPT	$344	$189	$206 – $302	—

How to read these prices

Cash price: The discounted self-pay price for paying directly, without insurance.
List price: The hospital’s full undiscounted charge — rarely what anyone pays.
Negotiated rate: A rate for a specific insurer and plan; your share depends on your benefits.
Allowed amount: A historical reference for what was actually allowed, where disclosed.

Hospitals that publish 81121 prices

Open a hospital to see this code in the context of its full published prices.

Endeavor Health Edward Hospital University of Chicago Medical Center Advocate Illinois Masonic Medical Center Endeavor Health Swedish Hospital Advocate Condell Medical Center Advocate South Suburban Hospital Froedtert Hospital Froedtert Menomonee Falls Hospital Aurora BayCare Medical Center Aurora Medical Center Burlington Aurora Medical Center Bay Area Aurora Medical Center Fond du Lac Aurora Medical Center Grafton Aurora Medical Center Kenosha Aurora Lakeland Medical Center Froedtert West Bend Hospital Froedtert Holy Family Memorial Hospital Froedtert Community Hospital - Mequon Froedtert Community Hospital - New Berlin Froedtert Community Hospital - Oak Creek Munson Medical Center Deaconess Gibson Hospital Deaconess Union County Hospital The Women's Hospital Stanford Health Care Texas Health Center for Diagnostics and Surgery Plano

Code 81121: frequently asked

What does code 81121 cost?: Across the published hospital price files, the disclosed cash price for 81121 ranges from $189 to $2,345. This is public hospital price transparency data, not a guaranteed estimate of your bill.
Will this be my final bill?: Actual patient responsibility may vary based on your insurance plan, deductible, coinsurance, network status, diagnosis, setting, bundled services, clinical circumstances, and hospital billing practices.
What is code 81121?: 81121 is the billing code hospitals use to identify "HC IDH2 COMMON VARIANTS" on their published price files. We use it to line up the same service across different hospitals.
Why do prices for this code differ between hospitals?: Each hospital sets its own prices and negotiates separately with each insurer, so the disclosed price for the same code can vary widely from one hospital to another — and even between plans at a single hospital. Comparing the published figures is what this page is for; a difference does not by itself mean one hospital is better or worse.
What this page is not: It is not a quote, a guarantee, or medical advice. It shows what hospitals have published for this code, so you can compare and ask informed questions — your actual cost depends on your insurance, the exact services performed, and the care setting.

All CPT / HCPCS codes Browse hospitals How to read this data

Hospitals publishing code 81121 by state

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