Treatment Tracker

The Doctors and Services in Medicare Part B

PATHOLOGY AND LABORATORY

Urea nitrogen level to assess kidney function

Service Code: 84540, Service Type: Medical

Total Paid

$423.98

Total Times Performed (or Units)

38,907

Rank Among All Services

1,286

Includes both office and facility visits.

Services by State

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


Times Performed State
35,242 Illinois
458 New Jersey
416 California
405 Alabama
405 New York
360 North Carolina
283 Texas
185 Florida
144 Ohio
112 Washington
104 Kansas
88 Wisconsin
81 Connecticut
73 Pennsylvania
72 South Carolina
71 Arizona
66 Kentucky
53 Tennessee
50 Massachusetts
48 Hawaii
34 Virginia
33 Georgia
31 Minnesota
27 Oklahoma
22 Mississippi
16 Nevada
15 Colorado
13 Oregon

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
LITHOLINK CORPORATION

CHICAGO, Ill. 60612

Laboratories, Clinical Medical Laboratory

100%

of this provider's 26,912 patients got this service
35,185

Performed in an office

100%

of this provider's 26,912 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA HOLDINGS

BIRMINGHAM, Ala. 35233

Laboratories, Clinical Medical Laboratory

0.05%

of this provider's 684,893 patients got this service
405

Performed in an office

0.05%

of this provider's 684,893 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA HOLDINGS

BURLINGTON, N.C. 27215

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 1,491,360 patients got this service
322

Performed in an office

0.02%

of this provider's 1,491,360 patients got this service
1.1
KATHLEEN KOHUT

SOUTH RICHMOND HILL, N.Y. 11419

Internal Medicine

75%

of this provider's 141 patients got this service
218

Performed in an office

75%

of this provider's 141 patients got this service
2.1
LABORATORY CORPORATION OF AMERICA

DALLAS, Tex. 75230

Laboratories, Clinical Medical Laboratory

0.03%

of this provider's 426,714 patients got this service
185

Performed in an office

0.03%

of this provider's 426,714 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA HOLDINGS

RARITAN, N.J. 08869

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 831,784 patients got this service
172

Performed in an office

0.02%

of this provider's 831,784 patients got this service
1.1
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Laboratories, Clinical Medical Laboratory

0.03%

of this provider's 448,515 patients got this service
141

Performed in an office

0.03%

of this provider's 448,515 patients got this service
1.1
ENZO CLINICAL LABS, INC.

FARMINGDALE, N.Y. 11735

Laboratories, Clinical Medical Laboratory

0.15%

of this provider's 65,517 patients got this service
123

Performed in an office

0.15%

of this provider's 65,517 patients got this service
1.2
PATHOLOGY ASSOCIATES MEDICAL LABORATORIES LLC

SPOKANE, Wash. 99204

Laboratories, Clinical Medical Laboratory

0.05%

of this provider's 131,121 patients got this service
112

Performed in an office

0.05%

of this provider's 131,121 patients got this service
1.2
ASCEND CLINICAL, LLC

REDWOOD CITY, Calif. 94063

Laboratories, Clinical Medical Laboratory

0.27%

of this provider's 29,903 patients got this service
106

Performed in an office

0.27%

of this provider's 29,903 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA HOLDINGS

DUBLIN, Ohio 43016

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 607,320 patients got this service
104

Performed in an office

0.02%

of this provider's 607,320 patients got this service
1
LABORATORY CORPORATION OF AMERICA

SAN DIEGO, Calif. 92128

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 418,130 patients got this service
90

Performed in an office

0.02%

of this provider's 418,130 patients got this service
1.1
CLINICAL PATHOLOGY LABORATORIES, INC.

AUSTIN, Tex. 78754

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 468,459 patients got this service
70

Performed in an office

0.01%

of this provider's 468,459 patients got this service
1.1
GEORGE CARL BORST III PSC

ASHLAND, Ky. 41101

Laboratories, Clinical Medical Laboratory

4%

of this provider's 1,503 patients got this service
66

Performed in an office

4%

of this provider's 1,503 patients got this service
1
BIO-REFERENCE LABORATORIES, INC.

ELMWOOD PARK, N.J. 07407

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 361,248 patients got this service
64

Performed in an office

0.02%

of this provider's 361,248 patients got this service
1.2
LABONE LLC

LENEXA, Kan. 66219

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 361,166 patients got this service
63

Performed in an office

0.02%

of this provider's 361,166 patients got this service
1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

MIRAMAR, Fla. 33025

Laboratories, Clinical Medical Laboratory

0.02%

of this provider's 242,008 patients got this service
62

Performed in an office

0.02%

of this provider's 242,008 patients got this service
1
CONSULTANTS LABORATORY OF WI, LLC

FOND DU LAC, Wis. 54935

Laboratories, Clinical Medical Laboratory

0.53%

of this provider's 9,959 patients got this service
61

Performed in an office

0.53%

of this provider's 9,959 patients got this service
1.2
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 485,682 patients got this service
59

Performed in an office

0.01%

of this provider's 485,682 patients got this service
1.1
ACCUVANCE DIAGNOSTICS CORPORATION

PATERSON, N.J. 07503

Laboratories, Clinical Medical Laboratory

3%

of this provider's 2,272 patients got this service
57

Performed in an office

3%

of this provider's 2,272 patients got this service
1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 701,126 patients got this service
55

Performed in an office

0.01%

of this provider's 701,126 patients got this service
1.1
QUEST DIAGNOSTICS LLC IL

WOOD DALE, Ill. 60191

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 427,860 patients got this service
46

Performed in an office

0.01%

of this provider's 427,860 patients got this service
1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HORSHAM, Pa. 19044

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 345,147 patients got this service
45

Performed in an office

0.01%

of this provider's 345,147 patients got this service
1.2
HARTFORD HEALTHCARE LABORATORIES

NEWINGTON, Conn. 06111

Laboratories, Clinical Medical Laboratory

0.06%

of this provider's 70,039 patients got this service
44

Performed in an office

0.06%

of this provider's 70,039 patients got this service
1
GREAT PLAINS LABORATORY, INC.

LENEXA, Kan. 66214

Laboratories, Clinical Medical Laboratory

4%

of this provider's 915 patients got this service
41

Performed in an office

4%

of this provider's 915 patients got this service
1.1
UNIVERSITY HOSPITALS LABORATORY SERVICES FOUNDATION

CLEVELAND, Ohio 44106

Laboratories, Clinical Medical Laboratory

0.1%

of this provider's 35,299 patients got this service
40

Performed in an office

0.1%

of this provider's 35,299 patients got this service
1.1
SONORA QUEST LABORATORIES, LLC.

TEMPE, Ariz. 85281

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 317,090 patients got this service
39

Performed in an office

0.01%

of this provider's 317,090 patients got this service
1
NEIL TRASK

MYRTLE BEACH, S.C. 29572

Cardiovascular Disease

3%

of this provider's 1,429 patients got this service
39

Performed in an office

3%

of this provider's 1,429 patients got this service
1
SOLSTAS LAB PARTNERS GROUP, LLC

GREENSBORO, N.C. 27410

Laboratories, Clinical Medical Laboratory

0.01%

of this provider's 470,242 patients got this service
38

Performed in an office

0.01%

of this provider's 470,242 patients got this service
1.1
QUEST DIAGNOSTICS LLC

WALLINGFORD, Conn. 06492

Laboratories, Clinical Medical Laboratory

0.03%

of this provider's 125,516 patients got this service
37

Performed in an office

0.03%

of this provider's 125,516 patients got this service
1.1

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 2015 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.

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