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Treatment Tracker

PATHOLOGY AND LABORATORY

Thyroid hormone, T3 measurement

Service Code: 84481

Total Paid

$21,370,366

Total Times Performed (or Units)

929,518

Rank Among All Services

304

Includes both office and facility visits.

Top States

Below are the top states in which this service was billed. Click a state for top providers there.


Times Performed State
147,493 California
107,175 Florida
102,086 Texas
72,368 New Jersey
64,354 New York
58,942 North Carolina
46,538 Alabama
36,022 Arizona
30,352 Michigan
25,067 Ohio
21,947 Georgia
19,164 Illinois
19,146 Pennsylvania
16,114 Tennessee
14,639 Maryland
13,358 Washington
11,673 Kansas
11,604 Virginia
10,062 Missouri
9,602 Colorado
9,282 Indiana
8,753 Nevada
8,504 Wisconsin
8,500 Oklahoma
7,882 Massachusetts
6,455 Oregon
5,395 Kentucky
5,072 South Carolina
4,356 Louisiana
3,353 Arkansas
3,100 Connecticut
2,993 New Mexico
2,539 Rhode Island
2,524 Nebraska
2,193 Minnesota
2,191 Hawaii
1,686 Utah
1,334 Idaho
1,221 North Dakota
859 South Dakota
733 Mississippi
711 Iowa
604 Maine
583 Puerto Rico
436 West Virginia
239 Vermont
137 Virgin Islands
119 Wyoming
42 Guam
16 Washington, DC

Top Providers

Below are the top 30 providers who performed this service most often. A provider’s name may appear twice on this list if he/she performs this service in both an office setting and in a facility. Medicare reimburses differently based on place of service and breaks the data out accordingly. Sorting is limited to the top 30 overall providers.


Provider Name Times Performed (or Units) % of Patients Unique Visits Per Patient
LABORATORY CORPORATION OF AMERICA HOLDINGS

Burlington, N.C. 27215

Clinical Laboratory

2%

of this provider's 1,306,778 patients got this service
30,696

Performed in an office

2%

of this provider's 1,306,778 patients got this service
1.4
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Clinical Laboratory

3%

of this provider's 627,606 patients got this service
27,652

Performed in an office

3%

of this provider's 627,606 patients got this service
1.3
M&RS, INC

Birmingham, Ala. 35211

Clinical Laboratory

26%

of this provider's 73,244 patients got this service
23,120

Performed in an office

26%

of this provider's 73,244 patients got this service
1.2
CLINICAL PATHOLOGY LABORATORIES, INC.

Austin, Tex. 78754

Clinical Laboratory

3%

of this provider's 459,687 patients got this service
19,655

Performed in an office

3%

of this provider's 459,687 patients got this service
1.3
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Clinical Laboratory

4%

of this provider's 416,737 patients got this service
19,352

Performed in an office

4%

of this provider's 416,737 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA

San Diego, Calif. 92128

Clinical Laboratory

4%

of this provider's 372,538 patients got this service
19,057

Performed in an office

4%

of this provider's 372,538 patients got this service
1.4
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Clinical Laboratory

2%

of this provider's 525,451 patients got this service
18,227

Performed in an office

2%

of this provider's 525,451 patients got this service
1.4
LABORATORY CORPORATION OF AMERICA HOLDINGS

Birmingham, Ala. 35233

Clinical Laboratory

2%

of this provider's 669,554 patients got this service
17,753

Performed in an office

2%

of this provider's 669,554 patients got this service
1.4
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

Tucker, Ga. 30084

Clinical Laboratory

2%

of this provider's 557,363 patients got this service
16,395

Performed in an office

2%

of this provider's 557,363 patients got this service
1.3
SOLSTAS LAB PARTNERS GROUP, LLC

Greensboro, N.C. 27410

Clinical Laboratory

2%

of this provider's 596,770 patients got this service
15,727

Performed in an office

2%

of this provider's 596,770 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

IRVING, Tex. 75063

Clinical Laboratory

3%

of this provider's 390,265 patients got this service
15,312

Performed in an office

3%

of this provider's 390,265 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA HOLDINGS

Raritan, N.J. 08869

Clinical Laboratory

2%

of this provider's 696,585 patients got this service
14,671

Performed in an office

2%

of this provider's 696,585 patients got this service
1.3
SONORA QUEST LABORATORIES, LLC.

Tempe, Ariz. 85281

Clinical Laboratory

4%

of this provider's 279,312 patients got this service
14,571

Performed in an office

4%

of this provider's 279,312 patients got this service
1.4
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

Houston, Tex. 77072

Clinical Laboratory

4%

of this provider's 247,005 patients got this service
14,515

Performed in an office

4%

of this provider's 247,005 patients got this service
1.4
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

MIRAMAR, Fla. 33025

Clinical Laboratory

5%

of this provider's 228,036 patients got this service
13,933

Performed in an office

5%

of this provider's 228,036 patients got this service
1.4
LABORATORY CORPORATION OF AMERICA

TAMPA, Fla. 33607

Clinical Laboratory

2%

of this provider's 444,355 patients got this service
13,549

Performed in an office

2%

of this provider's 444,355 patients got this service
1.3
BIO-REFERENCE LABORATORIES, INC.

Elmwood Park, N.J. 07407

Clinical Laboratory

3%

of this provider's 326,629 patients got this service
12,319

Performed in an office

3%

of this provider's 326,629 patients got this service
1.4
LABORATORY CORPORATION OF AMERICA

Houston, Tex. 77040

Clinical Laboratory

3%

of this provider's 281,374 patients got this service
12,261

Performed in an office

3%

of this provider's 281,374 patients got this service
1.5
LABORATORY CORPORTION OF AMERICA

Phoenix, Ariz. 85040

Clinical Laboratory

4%

of this provider's 232,979 patients got this service
11,973

Performed in an office

4%

of this provider's 232,979 patients got this service
1.3
VPA PC

Troy, Mich. 48084

Clinical Laboratory

18%

of this provider's 37,895 patients got this service
10,691

Performed in an office

18%

of this provider's 37,895 patients got this service
1.6
LABONE INC

LENEXA, Kan. 66219

Clinical Laboratory

2%

of this provider's 353,206 patients got this service
10,202

Performed in an office

2%

of this provider's 353,206 patients got this service
1.4
LABORATORY CORPORATION OF AMERICA HOLDINGS

Dublin, Ohio 43016

Clinical Laboratory

1%

of this provider's 604,319 patients got this service
10,092

Performed in an office

1%

of this provider's 604,319 patients got this service
1.3
UNILAB CORPORATION

SACRAMENTO, Calif. 95834

Clinical Laboratory

3%

of this provider's 288,243 patients got this service
9,285

Performed in an office

3%

of this provider's 288,243 patients got this service
1.3
SINGULEX, INC

Alameda, Calif. 94502

Clinical Laboratory

17%

of this provider's 40,440 patients got this service
8,995

Performed in an office

17%

of this provider's 40,440 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA

Dallas, Tex. 75230

Clinical Laboratory

2%

of this provider's 337,196 patients got this service
8,789

Performed in an office

2%

of this provider's 337,196 patients got this service
1.3
QUEST DIAGNOSTICS LLC IL

WOOD DALE, Ill. 60191

Clinical Laboratory

2%

of this provider's 278,294 patients got this service
8,464

Performed in an office

2%

of this provider's 278,294 patients got this service
1.3
LENCO DIAGNOSTIC LABORATORIES,INC.

Brooklyn, N.Y. 11214

Clinical Laboratory

23%

of this provider's 24,784 patients got this service
8,257

Performed in an office

23%

of this provider's 24,784 patients got this service
1.5
QUEST DIAGNOSTICS INCORPORATED MI

Auburn Hills, Mich. 48326

Clinical Laboratory

3%

of this provider's 231,681 patients got this service
8,030

Performed in an office

3%

of this provider's 231,681 patients got this service
1.3
QUEST DIAGNOSTICS INCORPORATED MD

Baltimore, Md. 21227

Clinical Laboratory

2%

of this provider's 289,568 patients got this service
7,885

Performed in an office

2%

of this provider's 289,568 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

Horsham, Pa. 19044

Clinical Laboratory

1%

of this provider's 377,772 patients got this service
7,149

Performed in an office

1%

of this provider's 377,772 patients got this service
1.3

Sources: Centers for Medicare and Medicaid Services, National Plan and Provider Enumeration System, American Medical Association

Services that begin with a letter come from CMS. All other codes and descriptions of the medical procedures are from the Current Procedural Terminology (CPT®) code set, copyright 2013 American Medical Association. All rights reserved. Where practical, AMA’s consumer friendly translation of the CPT descriptor was used. ProPublica has received permission from the AMA to use these codes on this site.