Treatment Tracker

The Doctors and Services in Medicare Part B

PATHOLOGY AND LABORATORY

Protein measurement, body fluid

Service Code: 84166, Service Type: Medical

Total Paid

$18,957.72

Total Times Performed (or Units)

193,705

Rank Among All Services

660

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
21,165 Texas
17,630 North Carolina
17,410 Florida
15,235 New Jersey
14,267 California
8,297 New York
8,117 Georgia
7,838 Ohio
7,603 Michigan
7,411 Illinois
7,150 Pennsylvania
5,677 Massachusetts
5,035 Alabama
4,481 Arizona
4,454 Maryland
3,852 Tennessee
3,627 Oklahoma
3,602 Minnesota
3,153 Nevada
2,907 Washington
2,581 Kansas
2,525 Wisconsin
2,073 Indiana
2,014 Missouri
1,864 Arkansas
1,544 Connecticut
1,419 Virginia
1,297 Colorado
1,269 Oregon
1,144 Iowa
750 Maine
708 Rhode Island
658 South Carolina
584 Hawaii
567 Nebraska
566 Utah
508 Mississippi
443 Louisiana
340 North Dakota
303 Kentucky
288 Washington, DC
280 South Dakota
236 Idaho
218 New Mexico
168 West Virginia
166 Montana
76 New Hampshire
11 Vermont
11 Wyoming

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

0.62%

of this provider's 1,491,360 patients got this service
10,813

Performed in an office

0.62%

of this provider's 1,491,360 patients got this service
1.2
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Laboratories, Clinical Medical Laboratory

0.65%

of this provider's 701,126 patients got this service
5,328

Performed in an office

0.65%

of this provider's 701,126 patients got this service
1.2
SOLSTAS LAB PARTNERS GROUP, LLC

GREENSBORO, N.C. 27410

Laboratories, Clinical Medical Laboratory

0.88%

of this provider's 470,242 patients got this service
5,237

Performed in an office

0.88%

of this provider's 470,242 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA HOLDINGS

RARITAN, N.J. 08869

Laboratories, Clinical Medical Laboratory

0.52%

of this provider's 831,784 patients got this service
5,162

Performed in an office

0.52%

of this provider's 831,784 patients got this service
1.2
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TUCKER, Ga. 30084

Laboratories, Clinical Medical Laboratory

0.73%

of this provider's 494,683 patients got this service
4,409

Performed in an office

0.73%

of this provider's 494,683 patients got this service
1.2
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Laboratories, Clinical Medical Laboratory

0.71%

of this provider's 448,515 patients got this service
4,056

Performed in an office

0.71%

of this provider's 448,515 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA HOLDINGS

BIRMINGHAM, Ala. 35233

Laboratories, Clinical Medical Laboratory

0.44%

of this provider's 684,893 patients got this service
3,447

Performed in an office

0.44%

of this provider's 684,893 patients got this service
1.1
BIO-REFERENCE LABORATORIES, INC.

ELMWOOD PARK, N.J. 07407

Laboratories, Clinical Medical Laboratory

0.7%

of this provider's 361,248 patients got this service
3,394

Performed in an office

0.7%

of this provider's 361,248 patients got this service
1.3
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Laboratories, Clinical Medical Laboratory

0.61%

of this provider's 485,682 patients got this service
3,387

Performed in an office

0.61%

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

TAMPA, Fla. 33607

Laboratories, Clinical Medical Laboratory

0.65%

of this provider's 396,965 patients got this service
3,161

Performed in an office

0.65%

of this provider's 396,965 patients got this service
1.2
QUEST DIAGNOSTICS INCORPORATED

LAS VEGAS, Nev. 89119

Laboratories, Clinical Medical Laboratory

2%

of this provider's 94,072 patients got this service
3,153

Performed in an office

2%

of this provider's 94,072 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

IRVING, Tex. 75063

Laboratories, Clinical Medical Laboratory

0.64%

of this provider's 370,247 patients got this service
2,723

Performed in an office

0.64%

of this provider's 370,247 patients got this service
1.1
CLEARPOINT DIAGNOSTIC LABORATORIES, LLC

LEWISVILLE, Tex. 75067

Laboratories, Clinical Medical Laboratory

3%

of this provider's 51,730 patients got this service
2,619

Performed in an office

3%

of this provider's 51,730 patients got this service
1.7
LABORATORY CORPORATION OF AMERICA HOLDINGS

DUBLIN, Ohio 43016

Laboratories, Clinical Medical Laboratory

0.38%

of this provider's 607,320 patients got this service
2,612

Performed in an office

0.38%

of this provider's 607,320 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA

DALLAS, Tex. 75230

Laboratories, Clinical Medical Laboratory

0.53%

of this provider's 426,714 patients got this service
2,612

Performed in an office

0.53%

of this provider's 426,714 patients got this service
1.1
CLINICAL PATHOLOGY LABORATORIES, INC.

AUSTIN, Tex. 78754

Laboratories, Clinical Medical Laboratory

0.48%

of this provider's 468,459 patients got this service
2,534

Performed in an office

0.48%

of this provider's 468,459 patients got this service
1.1
BEVERLY HANDY

HOUSTON, Tex. 77030

Chemical Pathology

58%

of this provider's 1,629 patients got this service
2,476

Performed in a facility

58%

of this provider's 1,629 patients got this service
2.6
WILLIAM MORICE

ROCHESTER, Minn. 55905

Clinical Pathology/Laboratory Medicine

3%

of this provider's 50,453 patients got this service
2,215

Performed in an office

3%

of this provider's 50,453 patients got this service
1.5
LABONE LLC

LENEXA, Kan. 66219

Laboratories, Clinical Medical Laboratory

0.49%

of this provider's 361,166 patients got this service
1,962

Performed in an office

0.49%

of this provider's 361,166 patients got this service
1.1
LABORATORY CORPORATION OF AMERICA

PHOENIX, Ariz. 85040

Laboratories, Clinical Medical Laboratory

0.63%

of this provider's 261,848 patients got this service
1,885

Performed in an office

0.63%

of this provider's 261,848 patients got this service
1.1
SONORA QUEST LABORATORIES, LLC.

TEMPE, Ariz. 85281

Laboratories, Clinical Medical Laboratory

0.52%

of this provider's 317,090 patients got this service
1,852

Performed in an office

0.52%

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

HORSHAM, Pa. 19044

Laboratories, Clinical Medical Laboratory

0.49%

of this provider's 345,147 patients got this service
1,828

Performed in an office

0.49%

of this provider's 345,147 patients got this service
1.1
ERICKA OLGAARD

LITTLE ROCK, Ark. 72205

Anatomic Pathology & Clinical Pathology

41%

of this provider's 1,943 patients got this service
1,815

Performed in a facility

41%

of this provider's 1,943 patients got this service
2.3
LABORATORY CORPORATION OF AMERICA

HOUSTON, Tex. 77040

Laboratories, Clinical Medical Laboratory

0.61%

of this provider's 252,794 patients got this service
1,788

Performed in an office

0.61%

of this provider's 252,794 patients got this service
1.2
QUEST DIAGNOSTICS INCORPORATED MD

BALTIMORE, Md. 21227

Laboratories, Clinical Medical Laboratory

0.48%

of this provider's 276,049 patients got this service
1,598

Performed in an office

0.48%

of this provider's 276,049 patients got this service
1.2
QUEST DIAGNOSTICS LLC IL

WOOD DALE, Ill. 60191

Laboratories, Clinical Medical Laboratory

0.34%

of this provider's 427,860 patients got this service
1,594

Performed in an office

0.34%

of this provider's 427,860 patients got this service
1.1
AUBREY HOUGH

LITTLE ROCK, Ark. 72205

Anatomic Pathology & Clinical Pathology

53%

of this provider's 1,368 patients got this service
1,512

Performed in a facility

53%

of this provider's 1,368 patients got this service
2.1
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HOUSTON, Tex. 77072

Laboratories, Clinical Medical Laboratory

0.52%

of this provider's 228,806 patients got this service
1,281

Performed in an office

0.52%

of this provider's 228,806 patients got this service
1.1
CHERYL HIRSCH-GINSBERG

HOUSTON, Tex. 77030

Hematology

49%

of this provider's 1,344 patients got this service
1,185

Performed in a facility

49%

of this provider's 1,344 patients got this service
1.8
FLORIDA CLINICAL LABORATORY, INC

MELBOURNE, Fla. 32901

Laboratories, Clinical Medical Laboratory

2%

of this provider's 41,689 patients got this service
1,171

Performed in an office

2%

of this provider's 41,689 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 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.

Read our methodology.