Treatment Tracker

The Doctors and Services in Medicare Part B

PATHOLOGY AND LABORATORY

Organic acid level

Service Code: 83921, Service Type: Medical

Total Paid

$4,573.96

Total Times Performed (or Units)

519,314

Rank Among All Services

408

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
224,121 Massachusetts
128,895 North Carolina
31,537 Virginia
23,984 California
21,010 Texas
14,335 New Jersey
10,802 Florida
6,665 New York
6,490 Arizona
6,167 Kansas
5,782 Pennsylvania
4,271 Georgia
3,840 Ohio
3,496 Illinois
3,271 Minnesota
2,763 Washington
2,323 Alabama
1,862 Oregon
1,649 Colorado
1,599 Hawaii
1,591 Connecticut
1,319 Nevada
1,315 Kentucky
1,301 Oklahoma
1,109 Wisconsin
1,107 Michigan
1,091 Indiana
1,091 Tennessee
1,052 Utah
957 Missouri
687 Rhode Island
377 Maryland
319 Iowa
272 Maine
190 New Mexico
189 Nebraska
143 South Carolina
140 Idaho
76 South Dakota
74 Louisiana
25 Mississippi
14 New Hampshire

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
BOSTON HEART DIAGNOSTICS CORPORATION

FRAMINGHAM, Mass. 01702

Laboratories, Clinical Medical Laboratory

94%

of this provider's 45,679 patients got this service
221,005

Performed in an office

94%

of this provider's 45,679 patients got this service
1.3
GENOVA DIAGNOSTICS INC

ASHEVILLE, N.C. 28801

Laboratories, Clinical Medical Laboratory

45%

of this provider's 12,043 patients got this service
104,832

Performed in an office

45%

of this provider's 12,043 patients got this service
1
HEALTH DIAGNOSTIC LABORATORY, INCORPORATED

RICHMOND, Va. 23219

Laboratories, Clinical Medical Laboratory

34%

of this provider's 65,695 patients got this service
28,492

Performed in an office

34%

of this provider's 65,695 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA HOLDINGS

BURLINGTON, N.C. 27215

Laboratories, Clinical Medical Laboratory

1%

of this provider's 1,491,360 patients got this service
21,455

Performed in an office

1%

of this provider's 1,491,360 patients got this service
1.1
TRUE HEALTH DIAGNOSTICS, LLC

FRISCO, Tex. 75033

Laboratories, Clinical Medical Laboratory

36%

of this provider's 31,588 patients got this service
12,540

Performed in an office

36%

of this provider's 31,588 patients got this service
1.1
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Laboratories, Clinical Medical Laboratory

2%

of this provider's 448,515 patients got this service
7,866

Performed in an office

2%

of this provider's 448,515 patients got this service
1.1
QUEST DIAGNOSTICS NICHOLS INSTITUTE

SAN JUAN CAPISTRANO, Calif. 92675

Laboratories, Clinical Medical Laboratory

13%

of this provider's 42,865 patients got this service
6,200

Performed in an office

13%

of this provider's 42,865 patients got this service
1.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Laboratories, Clinical Medical Laboratory

0.81%

of this provider's 701,126 patients got this service
6,152

Performed in an office

0.81%

of this provider's 701,126 patients got this service
1.1
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Laboratories, Clinical Medical Laboratory

0.93%

of this provider's 485,682 patients got this service
5,108

Performed in an office

0.93%

of this provider's 485,682 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA HOLDINGS

RARITAN, N.J. 08869

Laboratories, Clinical Medical Laboratory

0.53%

of this provider's 831,784 patients got this service
4,752

Performed in an office

0.53%

of this provider's 831,784 patients got this service
1.1
SONORA QUEST LABORATORIES, LLC.

TEMPE, Ariz. 85281

Laboratories, Clinical Medical Laboratory

1%

of this provider's 317,090 patients got this service
4,293

Performed in an office

1%

of this provider's 317,090 patients got this service
1.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TUCKER, Ga. 30084

Laboratories, Clinical Medical Laboratory

0.75%

of this provider's 494,683 patients got this service
4,225

Performed in an office

0.75%

of this provider's 494,683 patients got this service
1.1
LABONE LLC

LENEXA, Kan. 66219

Laboratories, Clinical Medical Laboratory

0.99%

of this provider's 361,166 patients got this service
3,954

Performed in an office

0.99%

of this provider's 361,166 patients got this service
1.1
UNILAB CORPORATION

SACRAMENTO, Calif. 95834

Laboratories, Clinical Medical Laboratory

1%

of this provider's 300,702 patients got this service
3,741

Performed in an office

1%

of this provider's 300,702 patients got this service
1.1
QUEST DIAGNOSTICS LLC IL

WOOD DALE, Ill. 60191

Laboratories, Clinical Medical Laboratory

0.73%

of this provider's 427,860 patients got this service
3,418

Performed in an office

0.73%

of this provider's 427,860 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA

SAN DIEGO, Calif. 92128

Laboratories, Clinical Medical Laboratory

0.69%

of this provider's 418,130 patients got this service
3,408

Performed in an office

0.69%

of this provider's 418,130 patients got this service
1.2
QUEST DIAGNOSTICS NICHOLS INSTITUTE, INC.

CHANTILLY, Va. 20151

Laboratories, Clinical Medical Laboratory

5%

of this provider's 59,477 patients got this service
2,875

Performed in an office

5%

of this provider's 59,477 patients got this service
1.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

IRVING, Tex. 75063

Laboratories, Clinical Medical Laboratory

0.71%

of this provider's 370,247 patients got this service
2,798

Performed in an office

0.71%

of this provider's 370,247 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA HOLDINGS

DUBLIN, Ohio 43016

Laboratories, Clinical Medical Laboratory

0.37%

of this provider's 607,320 patients got this service
2,664

Performed in an office

0.37%

of this provider's 607,320 patients got this service
1.2
SOLSTAS LAB PARTNERS GROUP, LLC

GREENSBORO, N.C. 27410

Laboratories, Clinical Medical Laboratory

0.49%

of this provider's 470,242 patients got this service
2,444

Performed in an office

0.49%

of this provider's 470,242 patients got this service
1.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

MIRAMAR, Fla. 33025

Laboratories, Clinical Medical Laboratory

0.87%

of this provider's 242,008 patients got this service
2,358

Performed in an office

0.87%

of this provider's 242,008 patients got this service
1.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HORSHAM, Pa. 19044

Laboratories, Clinical Medical Laboratory

0.61%

of this provider's 345,147 patients got this service
2,340

Performed in an office

0.61%

of this provider's 345,147 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA HOLDINGS

BIRMINGHAM, Ala. 35233

Laboratories, Clinical Medical Laboratory

0.31%

of this provider's 684,893 patients got this service
2,312

Performed in an office

0.31%

of this provider's 684,893 patients got this service
1.1
GREAT PLAINS LABORATORY, INC.

LENEXA, Kan. 66214

Laboratories, Clinical Medical Laboratory

95%

of this provider's 915 patients got this service
1,967

Performed in an office

95%

of this provider's 915 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA

PHOENIX, Ariz. 85040

Laboratories, Clinical Medical Laboratory

0.62%

of this provider's 261,848 patients got this service
1,920

Performed in an office

0.62%

of this provider's 261,848 patients got this service
1.2
CLINICAL PATHOLOGY LABORATORIES, INC.

AUSTIN, Tex. 78754

Laboratories, Clinical Medical Laboratory

0.39%

of this provider's 468,459 patients got this service
1,913

Performed in an office

0.39%

of this provider's 468,459 patients got this service
1
LABORATORY CORPORATION OF AMERICA

DALLAS, Tex. 75230

Laboratories, Clinical Medical Laboratory

0.42%

of this provider's 426,714 patients got this service
1,836

Performed in an office

0.42%

of this provider's 426,714 patients got this service
1
QUEST DIAGNOSTICS MASSACHUSETTS LLC

MARLBOROUGH, Mass. 01752

Laboratories, Clinical Medical Laboratory

0.81%

of this provider's 197,454 patients got this service
1,741

Performed in an office

0.81%

of this provider's 197,454 patients got this service
1.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

SYOSSET, N.Y. 11791

Laboratories, Clinical Medical Laboratory

1%

of this provider's 126,512 patients got this service
1,721

Performed in an office

1%

of this provider's 126,512 patients got this service
1.2
SPECIALTY LABORATORIES INC

VALENCIA, Calif. 91355

Laboratories, Clinical Medical Laboratory

4%

of this provider's 37,044 patients got this service
1,666

Performed in an office

4%

of this provider's 37,044 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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