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Treatment Tracker

PATHOLOGY AND LABORATORY

Thyroxine (thyroid chemical) measurement

Service Code: 84436, Service Type: Medical

Total Paid

$16,823,402

Total Times Performed (or Units)

1,843,104

Rank Among All Services

198

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
272,010 Florida
230,065 New Jersey
197,131 Texas
179,833 California
163,802 North Carolina
163,580 New York
84,776 Ohio
67,479 Alabama
55,811 Georgia
54,236 Pennsylvania
47,366 Illinois
33,792 Tennessee
31,822 Arizona
29,313 Missouri
19,996 Maryland
19,885 Michigan
17,430 Kansas
16,089 Puerto Rico
15,193 Massachusetts
12,809 Arkansas
12,527 Louisiana
11,916 Oklahoma
11,403 Colorado
10,714 Connecticut
10,585 Washington
9,619 South Carolina
8,026 Virginia
7,974 Kentucky
7,339 Nevada
7,309 Indiana
2,823 Nebraska
2,714 West Virginia
2,578 Rhode Island
1,972 Oregon
1,872 New Mexico
1,409 Wisconsin
950 Maine
894 South Dakota
648 Minnesota
537 Wyoming
510 Mississippi
499 Utah
435 Iowa
431 Hawaii
402 Virgin Islands
262 Montana
189 Idaho
93 New Hampshire
30 Washington, DC
19 Delaware
12 North Dakota

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

5%

of this provider's 1,352,762 patients got this service
93,634

Performed in an office

5%

of this provider's 1,352,762 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA HOLDINGS

RARITAN, N.J. 08869

Laboratories, Clinical Medical Laboratory

9%

of this provider's 732,585 patients got this service
78,684

Performed in an office

9%

of this provider's 732,585 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA HOLDINGS

BIRMINGHAM, Ala. 35233

Laboratories, Clinical Medical Laboratory

7%

of this provider's 659,192 patients got this service
59,965

Performed in an office

7%

of this provider's 659,192 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA HOLDINGS

DUBLIN, Ohio 43016

Laboratories, Clinical Medical Laboratory

7%

of this provider's 622,629 patients got this service
58,986

Performed in an office

7%

of this provider's 622,629 patients got this service
1.3
SOLSTAS LAB PARTNERS GROUP, LLC

GREENSBORO, N.C. 27410

Laboratories, Clinical Medical Laboratory

6%

of this provider's 676,394 patients got this service
56,906

Performed in an office

6%

of this provider's 676,394 patients got this service
1.3
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Laboratories, Clinical Medical Laboratory

8%

of this provider's 491,392 patients got this service
53,614

Performed in an office

8%

of this provider's 491,392 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA

TAMPA, Fla. 33607

Laboratories, Clinical Medical Laboratory

8%

of this provider's 425,838 patients got this service
47,332

Performed in an office

8%

of this provider's 425,838 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Laboratories, Clinical Medical Laboratory

5%

of this provider's 642,742 patients got this service
42,640

Performed in an office

5%

of this provider's 642,742 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA

DALLAS, Tex. 75230

Laboratories, Clinical Medical Laboratory

7%

of this provider's 439,953 patients got this service
37,347

Performed in an office

7%

of this provider's 439,953 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA

HOUSTON, Tex. 77040

Laboratories, Clinical Medical Laboratory

10%

of this provider's 268,737 patients got this service
36,128

Performed in an office

10%

of this provider's 268,737 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

MIRAMAR, Fla. 33025

Laboratories, Clinical Medical Laboratory

11%

of this provider's 233,281 patients got this service
34,759

Performed in an office

11%

of this provider's 233,281 patients got this service
1.3
LABORATORY CORPORATION OF AMERICA

SAN DIEGO, Calif. 92128

Laboratories, Clinical Medical Laboratory

7%

of this provider's 395,446 patients got this service
32,099

Performed in an office

7%

of this provider's 395,446 patients got this service
1.2
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TUCKER, Ga. 30084

Laboratories, Clinical Medical Laboratory

5%

of this provider's 539,114 patients got this service
31,050

Performed in an office

5%

of this provider's 539,114 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HORSHAM, Pa. 19044

Laboratories, Clinical Medical Laboratory

6%

of this provider's 374,505 patients got this service
27,459

Performed in an office

6%

of this provider's 374,505 patients got this service
1.3
CLINICAL PATHOLOGY LABORATORIES, INC.

AUSTIN, Tex. 78754

Laboratories, Clinical Medical Laboratory

5%

of this provider's 460,280 patients got this service
27,069

Performed in an office

5%

of this provider's 460,280 patients got this service
1.2
ACCURATE DIAGNOSTICS LABS, INC.

EDISON, N.J. 08820

Laboratories, Clinical Medical Laboratory

22%

of this provider's 76,348 patients got this service
23,662

Performed in an office

22%

of this provider's 76,348 patients got this service
1.4
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Laboratories, Clinical Medical Laboratory

5%

of this provider's 429,843 patients got this service
22,891

Performed in an office

5%

of this provider's 429,843 patients got this service
1.2
BIO-REFERENCE LABORATORIES, INC.

ELMWOOD PARK, N.J. 07407

Laboratories, Clinical Medical Laboratory

5%

of this provider's 356,827 patients got this service
22,530

Performed in an office

5%

of this provider's 356,827 patients got this service
1.3
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

IRVING, Tex. 75063

Laboratories, Clinical Medical Laboratory

5%

of this provider's 382,944 patients got this service
21,073

Performed in an office

5%

of this provider's 382,944 patients got this service
1.2
QUEST DIAGNOSTICS CLINICAL LAB INC.

SYOSSET, N.Y. 11791

Laboratories, Clinical Medical Laboratory

12%

of this provider's 129,801 patients got this service
20,437

Performed in an office

12%

of this provider's 129,801 patients got this service
1.3
SUNRISE MEDICAL LABORATORIES, INC.

HICKSVILLE, N.Y. 11801

Laboratories, Clinical Medical Laboratory

9%

of this provider's 145,423 patients got this service
18,843

Performed in an office

9%

of this provider's 145,423 patients got this service
1.4
MEMPHIS PATHOLOGY LABORATORY

MEMPHIS, Tenn. 38134

Laboratories, Clinical Medical Laboratory

6%

of this provider's 197,774 patients got this service
16,433

Performed in an office

6%

of this provider's 197,774 patients got this service
1.3
NORTH SHORE LIJ HEALTH SYSTEMS LABORATORIES

NEW HYDE PARK, N.Y. 11042

Laboratories, Clinical Medical Laboratory

12%

of this provider's 90,523 patients got this service
15,745

Performed in an office

12%

of this provider's 90,523 patients got this service
1.5
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HOUSTON, Tex. 77072

Laboratories, Clinical Medical Laboratory

6%

of this provider's 217,405 patients got this service
15,152

Performed in an office

6%

of this provider's 217,405 patients got this service
1.2
SONORA QUEST LABORATORIES, LLC.

TEMPE, Ariz. 85281

Laboratories, Clinical Medical Laboratory

4%

of this provider's 291,205 patients got this service
15,133

Performed in an office

4%

of this provider's 291,205 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA

PHOENIX, Ariz. 85040

Laboratories, Clinical Medical Laboratory

5%

of this provider's 264,621 patients got this service
14,326

Performed in an office

5%

of this provider's 264,621 patients got this service
1.2
QUEST DIAGNOSTICS INCORPORATED MD

BALTIMORE, Md. 21227

Laboratories, Clinical Medical Laboratory

4%

of this provider's 282,697 patients got this service
12,708

Performed in an office

4%

of this provider's 282,697 patients got this service
1.2
UNITED LABORATORY SERVICE,CORP

MIAMI, Fla. 33126

Laboratories, Clinical Medical Laboratory

72%

of this provider's 12,886 patients got this service
12,333

Performed in an office

72%

of this provider's 12,886 patients got this service
1.3
PRIMEX CLINICAL LABORATORIES INC.

VAN NUYS, Calif. 91406

Laboratories, Clinical Medical Laboratory

18%

of this provider's 54,390 patients got this service
11,760

Performed in an office

18%

of this provider's 54,390 patients got this service
1.2
LENCO DIAGNOSTIC LABORATORIES,INC.

BROOKLYN, N.Y. 11214

Laboratories, Clinical Medical Laboratory

30%

of this provider's 25,710 patients got this service
11,503

Performed in an office

30%

of this provider's 25,710 patients got this service
1.5

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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