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Treatment Tracker

PATHOLOGY AND LABORATORY

Urea nitrogen level to assess kidney function

Service Code: 84520, Service Type: Medical

Total Paid

$2,441,997

Total Times Performed (or Units)

1,182,117

Rank Among All Services

277

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
109,838 Michigan
97,212 North Carolina
92,705 California
89,543 Florida
75,519 Massachusetts
68,972 New Jersey
62,893 Ohio
58,294 Texas
43,858 New York
38,506 Pennsylvania
36,580 Connecticut
36,482 Arizona
30,734 Alabama
25,158 Iowa
24,650 Minnesota
21,877 South Carolina
21,477 Indiana
18,657 Maryland
17,422 Virginia
17,008 Rhode Island
16,101 Illinois
15,033 Wisconsin
14,250 Arkansas
11,554 Tennessee
11,530 Washington
11,058 Georgia
9,988 Colorado
8,768 Missouri
6,399 Mississippi
6,359 Maine
5,575 Louisiana
5,472 Kansas
5,339 Nevada
4,866 Hawaii
4,550 Nebraska
4,315 Kentucky
3,301 South Dakota
3,071 Oklahoma
2,091 Oregon
1,771 West Virginia
1,205 New Hampshire
1,102 Puerto Rico
931 New Mexico
859 Vermont
734 Utah
733 Delaware
633 Idaho
398 Montana
295 Alaska
213 North Dakota
161 Wyoming
90 Guam
13 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

Laboratories, Clinical Medical Laboratory

3%

of this provider's 1,352,762 patients got this service
66,653

Performed in an office

3%

of this provider's 1,352,762 patients got this service
1.5
LABORATORY CORPORATION OF AMERICA HOLDINGS

RARITAN, N.J. 08869

Laboratories, Clinical Medical Laboratory

4%

of this provider's 732,585 patients got this service
40,214

Performed in an office

4%

of this provider's 732,585 patients got this service
1.3
QUEST DIAGNOSTICS INCORPORATED MI

AUBURN HILLS, Mich. 48326

Laboratories, Clinical Medical Laboratory

11%

of this provider's 214,769 patients got this service
39,627

Performed in an office

11%

of this provider's 214,769 patients got this service
1.7
LABORATORY CORPORATION OF AMERICA HOLDINGS

DUBLIN, Ohio 43016

Laboratories, Clinical Medical Laboratory

3%

of this provider's 622,629 patients got this service
33,737

Performed in an office

3%

of this provider's 622,629 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA HOLDINGS

BIRMINGHAM, Ala. 35233

Laboratories, Clinical Medical Laboratory

2%

of this provider's 659,192 patients got this service
23,139

Performed in an office

2%

of this provider's 659,192 patients got this service
1.4
QUEST DIAGNOSTICS LLC

WALLINGFORD, Conn. 06492

Laboratories, Clinical Medical Laboratory

9%

of this provider's 153,078 patients got this service
22,544

Performed in an office

9%

of this provider's 153,078 patients got this service
1.6
MAYO CLINIC ARIZONA

SCOTTSDALE, Ariz. 85259

Laboratories, Clinical Medical Laboratory

45%

of this provider's 25,002 patients got this service
22,269

Performed in an office

45%

of this provider's 25,002 patients got this service
2
BIOTECH CLINICAL LABORATORIES

NOVI, Mich. 48375

Laboratories, Clinical Medical Laboratory

20%

of this provider's 49,139 patients got this service
18,338

Performed in an office

20%

of this provider's 49,139 patients got this service
1.9
FRANKLIN COCKERILL

ROCHESTER, Minn. 55905

Cytopathology

19%

of this provider's 57,238 patients got this service
17,121

Performed in an office

19%

of this provider's 57,238 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA

SAN DIEGO, Calif. 92128

Laboratories, Clinical Medical Laboratory

3%

of this provider's 395,446 patients got this service
16,918

Performed in an office

3%

of this provider's 395,446 patients got this service
1.3
BOSTON HEART DIAGNOSTICS CORPORATION

FRAMINGHAM, Mass. 01702

Laboratories, Clinical Medical Laboratory

34%

of this provider's 38,081 patients got this service
15,489

Performed in an office

34%

of this provider's 38,081 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA

TAMPA, Fla. 33607

Laboratories, Clinical Medical Laboratory

2%

of this provider's 425,838 patients got this service
15,485

Performed in an office

2%

of this provider's 425,838 patients got this service
1.5
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HORSHAM, Pa. 19044

Laboratories, Clinical Medical Laboratory

3%

of this provider's 374,505 patients got this service
14,467

Performed in an office

3%

of this provider's 374,505 patients got this service
1.3
QUEST DIAGNOSTICS INCORPORATED MA

MARLBOROUGH, Mass. 01752

Laboratories, Clinical Medical Laboratory

5%

of this provider's 190,907 patients got this service
13,984

Performed in an office

5%

of this provider's 190,907 patients got this service
1.4
EAST SIDE CLINICAL LABORATORY, INC.

EAST PROVIDENCE, R.I. 02914

Laboratories, Clinical Medical Laboratory

20%

of this provider's 41,203 patients got this service
13,459

Performed in an office

20%

of this provider's 41,203 patients got this service
1.7
LABORATORY CORPORATION OF AMERICA

DALLAS, Tex. 75230

Laboratories, Clinical Medical Laboratory

2%

of this provider's 439,953 patients got this service
13,245

Performed in an office

2%

of this provider's 439,953 patients got this service
1.3
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Laboratories, Clinical Medical Laboratory

2%

of this provider's 491,392 patients got this service
13,136

Performed in an office

2%

of this provider's 491,392 patients got this service
1.2
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Laboratories, Clinical Medical Laboratory

1%

of this provider's 642,742 patients got this service
12,224

Performed in an office

1%

of this provider's 642,742 patients got this service
1.3
UNILAB CORPORATION

SACRAMENTO, Calif. 95834

Laboratories, Clinical Medical Laboratory

3%

of this provider's 269,336 patients got this service
12,120

Performed in an office

3%

of this provider's 269,336 patients got this service
1.5
SOLSTAS LAB PARTNERS GROUP, LLC

GREENSBORO, N.C. 27410

Laboratories, Clinical Medical Laboratory

1%

of this provider's 676,394 patients got this service
12,048

Performed in an office

1%

of this provider's 676,394 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA

HOUSTON, Tex. 77040

Laboratories, Clinical Medical Laboratory

3%

of this provider's 268,737 patients got this service
11,754

Performed in an office

3%

of this provider's 268,737 patients got this service
1.4
DETROIT BIO MEDICAL LABS INC

FARMINGTON HILLS, Mich. 48335

Laboratories, Clinical Medical Laboratory

21%

of this provider's 30,219 patients got this service
11,573

Performed in an office

21%

of this provider's 30,219 patients got this service
1.8
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Laboratories, Clinical Medical Laboratory

2%

of this provider's 429,843 patients got this service
10,234

Performed in an office

2%

of this provider's 429,843 patients got this service
1.2
MAYO CLINIC JACKSONVILLE

JACKSONVILLE, Fla. 32224

Laboratories, Clinical Medical Laboratory

24%

of this provider's 26,885 patients got this service
10,171

Performed in an office

24%

of this provider's 26,885 patients got this service
1.6
BIO-REFERENCE LABORATORIES, INC.

ELMWOOD PARK, N.J. 07407

Laboratories, Clinical Medical Laboratory

2%

of this provider's 356,827 patients got this service
8,756

Performed in an office

2%

of this provider's 356,827 patients got this service
1.5
CLINICAL LABORATORY PARTNERS

NEWINGTON, Conn. 06111

Laboratories, Clinical Medical Laboratory

8%

of this provider's 71,693 patients got this service
8,638

Performed in an office

8%

of this provider's 71,693 patients got this service
1.4
VHS UNIVERSITY LABORATORIES INC

DETROIT, Mich. 48201

Laboratories, Clinical Medical Laboratory

14%

of this provider's 38,240 patients got this service
8,079

Performed in an office

14%

of this provider's 38,240 patients got this service
1.5
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

MIRAMAR, Fla. 33025

Laboratories, Clinical Medical Laboratory

2%

of this provider's 233,281 patients got this service
7,396

Performed in an office

2%

of this provider's 233,281 patients got this service
1.3
QUEST DIAGNOSTICS INCORPORATED MD

BALTIMORE, Md. 21227

Laboratories, Clinical Medical Laboratory

2%

of this provider's 282,697 patients got this service
6,593

Performed in an office

2%

of this provider's 282,697 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA

PHOENIX, Ariz. 85040

Laboratories, Clinical Medical Laboratory

2%

of this provider's 264,621 patients got this service
6,249

Performed in an office

2%

of this provider's 264,621 patients got this service
1.4

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.

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