Surgery and procedures CPT 20550 Illinois Outpatient

Tendon sheath injection cost in Illinois

In Illinois, 56 hospitals publish a cash price for injection into a tendon sheath or ligament (for example trigger finger): from $56.00 to $1,385.01, with a median of $380.25. The lowest price is at Deaconess Illinois Crossroads (Mount Vernon). The highest price is 24.7× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 20550. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$56.00Deaconess Illinois Crossroads

Median$380.25half pay less

Highest$1,385.01in Illinois

Lowest saves$324.25vs the median

Hospitals in Illinois, cheapest first

Hospital	Cash price	List price	File date
Deaconess Illinois Crossroads lowest Mount Vernon · Mount Vernon, IL PR INJECTION 1 TENDON SHEATH/LIGAMENT APONEUROSIS	$56.00	$160.00	Feb 3, 2026 source file
Humboldt Park Health Chicago · Chicago-Naperville-Elgin, IL-IN Injection into tendon or ligament	$56.45	$201.60	Aug 24, 2026 source file
The University of Chicago Medical Center Chicago · Chicago-Naperville-Elgin, IL-IN NDC Description Not Available	$103.73	$103.73	Apr 1, 2026 source file
Deaconess Illinois Union County Hospital Anna · Anna, IL PR INJECTION 1 TENDON SHEATH/LIGAMENT APONEUROSIS	$112.00	$320.00	Feb 3, 2026 source file
Heartland Regional Medical Center Marion · Marion-Herrin, IL PR INJECTION 1 TENDON SHEATH/LIGAMENT APONEUROSIS	$112.00	$320.00	Feb 3, 2026 source file
Trinity Medical Center Rock Island · Davenport-Moline-Rock Island, IA-IL PR INJECTION 1 TENDON SHEATH/LIGAMENT APONEUROSIS	$136.00	$170.00	Jan 28, 2026 source file
Uchicago Medicine AdventHealth Bolingbrook Bolingbrook · Chicago-Naperville-Elgin, IL-IN HC INJECT TENDON SHEATH/LIGAMENT	$175.00	$700.00	Apr 1, 2026 source file
Uchicago Medicine AdventHealth Glenoaks Glendale Heights · Chicago-Naperville-Elgin, IL-IN HC INJECT TENDON SHEATH/LIGAMENT	$175.00	$700.00	Apr 1, 2026 source file
Uchicago Medicine AdventHealth Hinsdale Hinsdale · Chicago-Naperville-Elgin, IL-IN HC INJECT TENDON SHEATH/LIGAMENT	$175.00	$700.00	Apr 1, 2026 source file
Uchicago Medicine AdventHealth La Grange La Grange · Chicago-Naperville-Elgin, IL-IN HC INJECT TENDON SHEATH/LIGAMENT	$175.00	$700.00	Apr 1, 2026 source file
NorthShore University HealthSystems Evanston Hospital Evanson · Chicago-Naperville-Elgin, IL-IN Inject Tendon/Ligament/Cyst	$178.75	$275.00	— source file
NorthShore University HealthSystems Glenbrook Hospital Glenview · Chicago-Naperville-Elgin, IL-IN Inject Tendon/Ligament/Cyst	$178.75	$275.00	— source file
NorthShore University HealthSystems Highland Park Hospital Highland Park · Chicago-Naperville-Elgin, IL-IN Inject Tendon/Ligament/Cyst	$178.75	$275.00	— source file
NorthShore University HealthSystems Skokie Hospital Skokie · Chicago-Naperville-Elgin, IL-IN Inject Tendon/Ligament/Cyst	$178.75	$275.00	— source file
Gottlieb Memorial Hospital Melrose Park · Chicago-Naperville-Elgin, IL-IN Inj Singl Tend Sheath / Ligament	$188.10	$990.00	Mar 31, 2026 source file
Presence Saint Joseph Hospital - Chicago Chicago · Chicago-Naperville-Elgin, IL-IN HC INJ TENDON/SHEATH/LIG	$195.36	$592.00	— source file
Riverside Medical Center Kankakee · Kankakee, IL INJ TENDON SHEATH/LIGAMENT	$206.31	$775.00	— source file
Loyola University Medical Center Maywood · Chicago-Naperville-Elgin, IL-IN Inj Sing Tendon Sheath or Lig	$227.70	$990.00	Mar 31, 2026 source file
Community First Medical Center Chicago · Chicago-Naperville-Elgin, IL-IN Injection into tendon or ligament	$267.13	$534.25	Apr 1, 2026 source file
Endeavor Health Clinical Operations Highland Park · Chicago-Naperville-Elgin, IL-IN INJECT TENDON/LIGAMENT/CYST	$296.00	$296.00	Apr 1, 2026 source file
Northshore University Healthsystem - Evanston Hospital Evanston · Chicago-Naperville-Elgin, IL-IN INJECT TENDON/LIGAMENT/CYST	$296.00	$296.00	Apr 1, 2026 source file
Swedish Covenant Health Chicago · Chicago-Naperville-Elgin, IL-IN INJECT TENDON/LIGAMENT/CYST	$296.00	$296.00	Apr 1, 2026 source file
Ann & Robert H. Lurie Children's Hospital of Chicago Chicago · Chicago-Naperville-Elgin, IL-IN H INJECTION 1 TENDON SHEATH/LIGAMENT APONEUROSIS	$296.80	$424.00	— source file
St Josephs Hospital of the Hospital Sisters of the Third Order of St Francis Highland · St. Louis, MO-IL NJX 1 TENDON SHEATH/LIGAMENT	$318.96	$443.00	— source file
Louis A Weiss Memorial Hospital Chicago · Chicago-Naperville-Elgin, IL-IN BONE-JOINT INJ SINGLE,TENDON,SHEATH,LIGAMENT BCE	$324.81	$955.33	Mar 17, 2025 source file
Saint Francis Hospital Evanston · Chicago-Naperville-Elgin, IL-IN INJ TENDON SHEATHLIGAMENT	$327.00	$7,175.00	Sep 1, 2026 source file
MercyOne Genesis Silvis Medical Center Silvis · Davenport-Moline-Rock Island, IA-IL GHS RC INJ TENDON SHEATH LIGMNT	$331.20	$552.00	Mar 31, 2026 source file
MercyOne Genesis Aledo Medical Center Aledo · Davenport-Moline-Rock Island, IA-IL GHS INJ TENDON SHEATH LIGAMENT	$348.00	$580.00	Mar 31, 2026 source file
Advocate Childrens Hospital Oak Lawn Oak Lawn · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Childrens Hospital Park Ridge Park Ridge · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Christ Medical Center Oak Lawn · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Condell Medical Center Libertyville · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Good Samaritan Hospital Downers Grove · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Good Shepherd Hospital Barrington · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Illinois Masonic Medical Center Chicago · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Lutheran General Hospital Park Ridge · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Sherman Hospital Elgin · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate South Suburban Hospital Hazel Crest · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
Advocate Trinity Hospital Chicago · Chicago-Naperville-Elgin, IL-IN INJECTION(S) TENDON SHEATH	$412.50	$825.00	Nov 4, 2025 source file
St Anthonys Memorial Hospital of the Hospital Sisters of the Third Order of St Francis Mattoon · Charleston-Mattoon, IL HC INJ SINGLE TENDON/LIGAMENT	$485.28	$674.00	— source file
St Johns Hospital of the Hospital Sisters of the Third Order of St Francis Springfield · Springfield, IL HC INJ SINGLE TENDON/LIGAMENT	$554.40	$770.00	— source file
Hshs Good Shepherd Hospital Shelbyville · Shelbyville, IL HC INJ SINGLE TENDON/LIGAMENT	$637.92	$886.00	— source file
St Francis Hospital Sisters of the Third Order of St Francis Litchfield · Litchfield, IL HC INJ SINGLE TENDON/LIGAMENT	$662.40	$920.00	— source file
Gateway Regional Medical Center Granite City · St. Louis, MO-IL NJ TENDON SHEATH/LIG	$677.28	$1,128.80	— source file
Northwestern Lake Forest Hospital Lake Forest · Chicago-Naperville-Elgin, IL-IN HB Injection 1 Tendon Sheath/Ligament Aponeurosis	$835.10	$1,193.00	Apr 1, 2026 source file
Northwestern Medicine McHenry Hospital McHenry · Chicago-Naperville-Elgin, IL-IN HB Injection 1 Tendon Sheath/Ligament Aponeurosis	$835.10	$1,193.00	Apr 1, 2026 source file
St Marys Hospital Decatur of Hospital Sisters of the Third Order of St Francis Decatur · Decatur, IL HC INJ SINGLE TENDON/LIGAMENT	$848.16	$1,178.00	— source file
Ingalls Memorial Hospital Harvey · Chicago-Naperville-Elgin, IL-IN Hc Injection; Single Tendon Sheath, Or Ligament, Aponeurosis	$886.00	$886.00	Apr 1, 2026 source file
Palos Community Hospital Palos Heights · Chicago-Naperville-Elgin, IL-IN HB Injection 1 Tendon Sheath/Ligament Aponeurosis	$954.80	$1,364.00	Apr 1, 2026 source file
Edward Hospital Naperville · Chicago-Naperville-Elgin, IL-IN HC INJECT SINGLE TENDON SHEATH	$1,047.00	$1,047.00	Apr 1, 2026 source file
Elmhurst Memorial Hospital Elmhurst · Chicago-Naperville-Elgin, IL-IN HC INJECT SINGLE TENDON SHEATH	$1,047.00	$1,047.00	Apr 1, 2026 source file
Northwest Community Hospital Arlington Heights · Chicago-Naperville-Elgin, IL-IN Hb Inj Tendon Sheath/Ligament	$1,047.00	$1,047.00	Apr 1, 2026 source file
Northwestern Medicine Central DuPage Hospital Winfield · Chicago-Naperville-Elgin, IL-IN HB Injection 1 Tendon Sheath/Ligament Aponeurosis	$1,052.80	$1,504.00	Apr 1, 2026 source file
Northwestern Medicine Delnor Hospital Geneva · Chicago-Naperville-Elgin, IL-IN HB Injection 1 Tendon Sheath/Ligament Aponeurosis	$1,052.80	$1,504.00	Apr 1, 2026 source file
St Elizabeths Hospital of the Hospital Sisters of the Third Order of St Francis O'Fallon · St. Louis, MO-IL HC INJ SINGLE TENDON/LIGAMENT	$1,054.08	$1,464.00	— source file
Shriners Childrens - Chicago Chicago · Chicago-Naperville-Elgin, IL-IN INJ TENDON SHEATH/LIGAMENT	$1,385.01	$1,385.01	— source file

By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro area	Hospitals	Lowest	Median
Chicago-Naperville-Elgin, IL-IN	41	$56.45	$412.50
Davenport-Moline-Rock Island, IA-IL	3	$136.00	$331.20
St. Louis, MO-IL	3	$318.96	$677.28
Anna, IL	1	$112.00	$112.00
Charleston-Mattoon, IL	1	$485.28	$485.28
Decatur, IL	1	$848.16	$848.16
Kankakee, IL	1	$206.31	$206.31
Litchfield, IL	1	$662.40	$662.40
Marion-Herrin, IL	1	$112.00	$112.00
Mount Vernon, IL	1	$56.00	$56.00
Shelbyville, IL	1	$637.92	$637.92
Springfield, IL	1	$554.40	$554.40

What it is

This code covers a steroid injection into a tendon sheath or ligament, such as for trigger finger, de Quervain's tenosynovitis or plantar fasciitis.

What the price covers

The price usually covers the injection. The steroid or other medicine may be billed separately.

Injection into a tendon sheath or ligament (for example trigger finger) in other states

Median cash price across the state's hospitals.