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Treatment Tracker

PATHOLOGY AND LABORATORY

Magnesium level

Service Code: 83735, Service Type: Medical

Total Paid

$55,841

Total Times Performed (or Units)

2,797,122

Rank Among All Services

121

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
348,665 California
251,021 New Jersey
227,802 Texas
226,811 Florida
182,611 New York
180,972 North Carolina
122,892 Illinois
106,842 Alabama
103,081 Michigan
96,614 Ohio
95,809 Pennsylvania
90,017 Tennessee
77,930 Arizona
57,528 Georgia
48,384 South Carolina
45,771 Kansas
40,287 Massachusetts
39,609 Virginia
39,059 Missouri
38,602 Maryland
38,205 Indiana
33,835 Washington
30,424 Oklahoma
27,673 Arkansas
25,468 Wisconsin
24,302 Connecticut
19,944 Colorado
16,638 Louisiana
16,353 Mississippi
15,856 Kentucky
15,546 Nevada
15,247 Oregon
14,897 Nebraska
12,311 West Virginia
11,579 Minnesota
11,095 Iowa
9,723 Hawaii
7,938 New Mexico
4,867 Rhode Island
4,834 Maine
4,339 South Dakota
3,459 Idaho
3,348 Utah
3,203 North Dakota
991 Montana
982 Wyoming
618 Vermont
516 Washington, DC
325 New Hampshire
246 Alaska
163 Delaware

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 1,350,844 patients got this service
100,523

Performed in an office

5%

of this provider's 1,350,844 patients got this service
1.5
LABORATORY CORPORATION OF AMERICA HOLDINGS

RARITAN, N.J. 08869

Laboratories, Clinical Medical Laboratory

6%

of this provider's 770,923 patients got this service
75,172

Performed in an office

6%

of this provider's 770,923 patients got this service
1.7
LABORATORY CORPORATION OF AMERICA HOLDINGS

BIRMINGHAM, Ala. 35233

Laboratories, Clinical Medical Laboratory

5%

of this provider's 699,573 patients got this service
53,628

Performed in an office

5%

of this provider's 699,573 patients got this service
1.5
QUEST DIAGNOSTICS INCORPORATED

TETERBORO, N.J. 07608

Laboratories, Clinical Medical Laboratory

7%

of this provider's 472,469 patients got this service
50,540

Performed in an office

7%

of this provider's 472,469 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA HOLDINGS

DUBLIN, Ohio 43016

Laboratories, Clinical Medical Laboratory

5%

of this provider's 624,507 patients got this service
48,375

Performed in an office

5%

of this provider's 624,507 patients got this service
1.5
SOLSTAS LAB PARTNERS GROUP, LLC

GREENSBORO, N.C. 27410

Laboratories, Clinical Medical Laboratory

5%

of this provider's 594,160 patients got this service
47,290

Performed in an office

5%

of this provider's 594,160 patients got this service
1.6
VPA PC

TROY, Mich. 48084

Laboratories, Clinical Medical Laboratory

57%

of this provider's 36,772 patients got this service
43,049

Performed in an office

57%

of this provider's 36,772 patients got this service
2
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TAMPA, Fla. 33617

Laboratories, Clinical Medical Laboratory

4%

of this provider's 664,741 patients got this service
41,746

Performed in an office

4%

of this provider's 664,741 patients got this service
1.6
UNILAB CORPORATION

WEST HILLS, Calif. 91304

Laboratories, Clinical Medical Laboratory

6%

of this provider's 442,569 patients got this service
41,048

Performed in an office

6%

of this provider's 442,569 patients got this service
1.7
SONORA QUEST LABORATORIES, LLC.

TEMPE, Ariz. 85281

Laboratories, Clinical Medical Laboratory

6%

of this provider's 303,775 patients got this service
38,514

Performed in an office

6%

of this provider's 303,775 patients got this service
2
LABORATORY CORPORATION OF AMERICA

SAN DIEGO, Calif. 92128

Laboratories, Clinical Medical Laboratory

5%

of this provider's 411,357 patients got this service
34,759

Performed in an office

5%

of this provider's 411,357 patients got this service
1.6
LITHOLINK CORPORATION

CHICAGO, Ill. 60612

Laboratories, Clinical Medical Laboratory

99%

of this provider's 23,954 patients got this service
32,751

Performed in an office

99%

of this provider's 23,954 patients got this service
1.3
BIO-REFERENCE LABORATORIES, INC.

ELMWOOD PARK, N.J. 07407

Laboratories, Clinical Medical Laboratory

5%

of this provider's 352,168 patients got this service
31,048

Performed in an office

5%

of this provider's 352,168 patients got this service
1.9
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HORSHAM, Pa. 19044

Laboratories, Clinical Medical Laboratory

5%

of this provider's 361,064 patients got this service
31,022

Performed in an office

5%

of this provider's 361,064 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA

DALLAS, Tex. 75230

Laboratories, Clinical Medical Laboratory

4%

of this provider's 441,387 patients got this service
28,616

Performed in an office

4%

of this provider's 441,387 patients got this service
1.5
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

TUCKER, Ga. 30084

Laboratories, Clinical Medical Laboratory

4%

of this provider's 508,264 patients got this service
27,276

Performed in an office

4%

of this provider's 508,264 patients got this service
1.3
ATHEROTECH, INC.

BIRMINGHAM, Ala. 35211

Laboratories, Clinical Medical Laboratory

17%

of this provider's 119,178 patients got this service
24,354

Performed in an office

17%

of this provider's 119,178 patients got this service
1.2
LABORATORY CORPORATION OF AMERICA

TAMPA, Fla. 33607

Laboratories, Clinical Medical Laboratory

4%

of this provider's 423,489 patients got this service
24,322

Performed in an office

4%

of this provider's 423,489 patients got this service
1.6
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

IRVING, Tex. 75063

Laboratories, Clinical Medical Laboratory

4%

of this provider's 341,942 patients got this service
23,856

Performed in an office

4%

of this provider's 341,942 patients got this service
1.6
UNILAB CORPORATION

SACRAMENTO, Calif. 95834

Laboratories, Clinical Medical Laboratory

4%

of this provider's 303,766 patients got this service
23,827

Performed in an office

4%

of this provider's 303,766 patients got this service
1.9
CLINICAL PATHOLOGY LABORATORIES, INC.

AUSTIN, Tex. 78754

Laboratories, Clinical Medical Laboratory

4%

of this provider's 462,305 patients got this service
23,769

Performed in an office

4%

of this provider's 462,305 patients got this service
1.4
QUEST DIAGNOSTICS INCORPORATED MD

BALTIMORE, Md. 21227

Laboratories, Clinical Medical Laboratory

5%

of this provider's 276,799 patients got this service
23,480

Performed in an office

5%

of this provider's 276,799 patients got this service
1.7
LABONE LLC

LENEXA, Kan. 66219

Laboratories, Clinical Medical Laboratory

4%

of this provider's 328,938 patients got this service
22,790

Performed in an office

4%

of this provider's 328,938 patients got this service
1.6
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

HOUSTON, Tex. 77072

Laboratories, Clinical Medical Laboratory

6%

of this provider's 226,856 patients got this service
20,431

Performed in an office

6%

of this provider's 226,856 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA

HOUSTON, Tex. 77040

Laboratories, Clinical Medical Laboratory

4%

of this provider's 260,159 patients got this service
19,732

Performed in an office

4%

of this provider's 260,159 patients got this service
1.7
MEMPHIS PATHOLOGY LABORATORY

MEMPHIS, Tenn. 38134

Laboratories, Clinical Medical Laboratory

6%

of this provider's 198,240 patients got this service
19,584

Performed in an office

6%

of this provider's 198,240 patients got this service
1.6
LABORATORY CORPORATION OF AMERICA

PHOENIX, Ariz. 85040

Laboratories, Clinical Medical Laboratory

4%

of this provider's 265,813 patients got this service
18,958

Performed in an office

4%

of this provider's 265,813 patients got this service
1.6
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

MIRAMAR, Fla. 33025

Laboratories, Clinical Medical Laboratory

5%

of this provider's 239,663 patients got this service
18,106

Performed in an office

5%

of this provider's 239,663 patients got this service
1.5
QUEST DIAGNOSTICS LLC IL

WOOD DALE, Ill. 60191

Laboratories, Clinical Medical Laboratory

4%

of this provider's 332,457 patients got this service
17,884

Performed in an office

4%

of this provider's 332,457 patients got this service
1.4
QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

SYOSSET, N.Y. 11791

Laboratories, Clinical Medical Laboratory

8%

of this provider's 128,531 patients got this service
16,334

Performed in an office

8%

of this provider's 128,531 patients got this service
1.6

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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