What does code 83930 cost?

Across the published hospital price files, the disclosed cash price for 83930 ranges from $3.18 to $311. 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.

83930 is the billing code hospitals use to identify "HC OSMOLITY BLOOD" 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.

83930

HCPCS

HC OSMOLITY BLOOD

Verified from hospital fileNot a bill estimate

iDirect answer

Based on the latest published hospital price files, code 83930 (HC OSMOLITY BLOOD) appears at 41 hospitals with disclosed cash prices from $3.18 to $311. 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 83930 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 83930 vary by about 98× across the 40 hospitals with disclosed prices here — from $3.18 to $311. Shopping around can matter.

Hospitals

Prices shown

$3.18

Lowest cash

$311

Highest cash

code 83930 cash price59 disclosed · 40 hospitals

$3.18median ~$57.75$311

Lowest cash price by hospital

Three Rivers Health$3.18
Froedtert Holy Family Memorial Hospital$25.85
Providence Saint John's Health Center$30.10
Deaconess Gibson Hospital$36.57
Providence Saint Joseph Medical Center$38.50
Providence Little Co of Mary Med Center San Pedro$40.25

Cash price by city

Reflects your current filters.

Cash price by city$3.18 – $133

THREE RIVERS · 1 hospital$3.18
Manitowoc · 1 hospital$25.85
Santa Monica · 1 hospital$30.10–$118
Princeton · 1 hospital$36.57
Burbank · 1 hospital$38.50–$133
San Pedro · 1 hospital$40.25–$109

62 prices shown.

Service	Hospital	Code	List price	Cash price	Negotiated range	Allowed (median)
HC OSMOLITY BLOOD Inpatient & outpatient	Endeavor Health Edward Hospital	83930 HCPCS	$86.00	$86.00	—	—
Assay of blood osmolality Outpatient	Endeavor Health Edward Hospital	83930 HCPCS	—	—	$6.61 – $11.20	—
Hc Osmolality; Blood Inpatient & outpatient	University of Chicago Medical Center	83930 HCPCS	—	—	—	—
Assay of blood osmolality Outpatient	University of Chicago Medical Center	83930 HCPCS	—	—	—	—
OSMOLALITY BLOOD Outpatient	Advocate Illinois Masonic Medical Center	83930 CPT	$105	$52.50	$6.61 – $85.47	—
HB OSMOLALITY-SERUM* Inpatient & outpatient	Endeavor Health Swedish Hospital	83930 HCPCS	$109	$109	—	—
OSMOLALITY BLOOD Outpatient	Advocate Good Samaritan Hospital	83930 CPT	$105	$52.50	$6.61 – $84.00	—
OSMOLALITY BLOOD Outpatient	Advocate South Suburban Hospital	83930 CPT	$105	$52.50	$6.61 – $102	—
HC BLOOD OSMOLALITY ASSAY Outpatient	Froedtert Hospital	83930 CPT	$105	$57.75	$6.43 – $90.83	—
HC BLOOD OSMOLALITY ASSAY Outpatient	Froedtert Menomonee Falls Hospital	83930 CPT	$102	$56.10	$6.61 – $91.80	—
OSMOLALITY BLOOD Inpatient	Aurora Medical Center Burlington	83930 CPT	$100	$50.00	$60.00 – $85.00	—
Osmolality Inpatient	Munson Healthcare Charlevoix Hospital	83930 CPT	$63.00	$53.55	$50.40 – $63.00	—
Osmolality Inpatient	Munson Healthcare Manistee Hospital	83930 CPT	$55.00	$46.75	$27.59 – $852	—
OSMOLALITY BLOOD Inpatient	Aurora Medical Center Bay Area	83930 CPT	$100	$50.00	$60.00 – $84.60	—
OSMOLALITY BLOOD Inpatient	Aurora Medical Center Fond du Lac	83930 CPT	$100	$50.00	$60.00 – $85.00	—
OSMOLALITY BLOOD Inpatient	Aurora Medical Center Kenosha	83930 CPT	$100	$50.00	$60.00 – $85.00	—
OSMOLALITY BLOOD Inpatient	Aurora Lakeland Medical Center	83930 CPT	$100	$50.00	$60.00 – $85.00	—
HC BLOOD OSMOLALITY ASSAY Inpatient	Froedtert Holy Family Memorial Hospital	83930 CPT	$47.00	$25.85	$28.20 – $41.36	—
HC BLOOD OSMOLALITY ASSAY Inpatient	Froedtert Community Hospital - Mequon	83930 CPT	$86.50	$47.58	$51.90 – $76.12	—
HC BLOOD OSMOLALITY ASSAY Outpatient	Froedtert Community Hospital - New Berlin	83930 CPT	$86.50	$47.58	$6.61 – $76.12	—
HC BLOOD OSMOLALITY ASSAY Inpatient	Froedtert Community Hospital - Oak Creek	83930 CPT	$86.50	$47.58	$51.90 – $76.12	—
Osmolality Inpatient	Kalkaska Memorial Health Center	83930 CPT	$57.00	$48.45	$42.18 – $852	—
Osmolality Inpatient	Munson Healthcare Cadillac	83930 CPT	$59.00	$50.15	$35.40 – $852	—
Osmolality Outpatient	Munson Medical Center	83930 CPT	$63.00	$53.55	$3.46 – $61.74	—
HC OSMOLALITY B Inpatient	Deaconess Gibson Hospital	83930 CPT	$69.00	$36.57	$19.83 – $62.10	—

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 83930 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 Good Samaritan Hospital Advocate South Suburban Hospital Froedtert Hospital Froedtert Menomonee Falls Hospital Aurora Medical Center Burlington Munson Healthcare Charlevoix Hospital Munson Healthcare Manistee Hospital Aurora Medical Center Bay Area Aurora Medical Center Fond du Lac Aurora Medical Center Kenosha Aurora Lakeland Medical Center Froedtert Holy Family Memorial Hospital Froedtert Community Hospital - Mequon Froedtert Community Hospital - New Berlin Froedtert Community Hospital - Oak Creek Kalkaska Memorial Health Center Munson Healthcare Cadillac Munson Medical Center Deaconess Gibson Hospital The Women's Hospital Deaconess Illinois Medical Center Three Rivers Health Providence Alaska Medical Center Providence Kodiak Island Medical Center Stanford Health Care Stanford Health Care Tri-Valley Providence Seward Hospital St Elias Specialty Hospital Healdsburg Hospital Providence Cedars-Sinai Tarzana Medical Center Providence Holy Cross Medical Center Providence Little Co of Mary Med Center San Pedro Texas Health Center for Diagnostics and Surgery Plano Providence Little Company of Mary Med Center Torrance Providence Saint John's Health Center Providence Saint Joseph Medical Center Providence St Joseph Medical Center

Code 83930: frequently asked

What does code 83930 cost?: Across the published hospital price files, the disclosed cash price for 83930 ranges from $3.18 to $311. 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 83930?: 83930 is the billing code hospitals use to identify "HC OSMOLITY BLOOD" 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