This database was last updated in December 2017. It should only be used as a historical snapshot. More recent data is available via the Centers for Medicare and Medicaid Services’ lookup tool.

Top Providers of Service G6045 in California

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A provider may appear on this list twice if he or she performed this service in more than one setting (i.e. office and facility).


Provider Times this Service Performed Patients City
MILLENNIUM HEALTH, LLC Laboratories, Clinical Medical Laboratory 307,187 161,754 SAN DIEGO
INSOURCE DIAGNOSTICS CORP Laboratories, Clinical Medical Laboratory 8,638 3,883 MONROVIA
VITAE DIAGNOSTICS INCORPORATED Laboratories, Clinical Medical Laboratory 6,495 3,787 TORRANCE
ALCALA PHARMACEUTICAL INC. Laboratories, Clinical Medical Laboratory 4,530 1,566 SAN DIEGO
PHAMATECH INCORPORATED Laboratories, Clinical Medical Laboratory 4,390 1,752 SAN DIEGO
PACIFIC TOXICOLOGY LABORATORIES Laboratories, Clinical Medical Laboratory 4,254 3,073 CHATSWORTH
NATIONAL LABS INC Laboratories, Clinical Medical Laboratory 3,639 2,670 HAYWARD
ERIC GRIGSBY Pain Medicine 2,792 823 NAPA
SPECTRA CLINICAL LABORATORIES, INC Laboratories, Clinical Medical Laboratory 2,059 1,145 GARDENA
LEONARD SOLONIUK Pain Medicine 1,974 841 REDDING
INTEGRATED PATHOLOGY MEDICAL LABORATORY, INC. Laboratories, Clinical Medical Laboratory 1,290 961 LOS ALAMITOS
GENESIS MOLECULAR DIAGNOSTICS LLC Laboratories, Clinical Medical Laboratory 631 610 TORRANCE
THOMAS ANDREWS Psychiatry 587 347 REDDING
YOGESH PATEL Pain Medicine 525 263 CARLSBAD
ADVANCE BIOMEDICAL Laboratories, Clinical Medical Laboratory 471 420 SANTA ANA
ROBERT LAJVARDI Family Medicine 458 169 LA MESA
VINAY REDDY Physical Medicine & Rehabilitation 434 146 SACRAMENTO
NATHAN MILLER Pain Medicine 379 171 CARLSBAD
FRANK LI Pain Medicine 302 270 BEVERLY HILLS
MICHAEL SEBAHAR Pain Medicine 288 132 CARLSBAD
UB LABORATORIES, INC. Laboratories, Clinical Medical Laboratory 276 183 WESTMINSTER
LA GOOD SAMARITAN PATHOLOGY MEDICAL GROUP, INC. Laboratories, Clinical Medical Laboratory 242 237 LONG BEACH
COOPERATIVE LABS, INC. Laboratories, Clinical Medical Laboratory 150 104 SANTA ANA
KASRA AMIRDELFAN Pain Medicine 139 128 WALNUT CREEK
NAVJEET BOPARAI Physical Medicine & Rehabilitation 134 105 PALO ALTO
CTON CORPORATION Laboratories, Clinical Medical Laboratory 133 54 TORRANCE
MATTHEW JOHNSON Physical Medicine & Rehabilitation 126 107 ORANGE
THEODORE WORKMAN Not Specified 116 86 REDDING
ORNELLA ADDONIZIO Psychiatry 108 70 REDDING
KENNETH KIM Pain Medicine 103 93 WALNUT CREEK
JEFF CHEN Physical Medicine & Rehabilitation 93 85 WALNUT CREEK
LCMS SOLUTIONS, INC. Laboratories, Clinical Medical Laboratory 84 82 LA JOLLA
DOUGLAS GRANT Pain Medicine 83 73 WALNUT CREEK
DIAGNOSTIC LABORATORY SCIENCE, INC. Laboratories, Clinical Medical Laboratory 80 61 TORRANCE
RICHARD ZARRIELLO Psychiatry 66 54 REDDING
CARL FIESER Pain Medicine 64 55 WALNUT CREEK
NAPA BIOMEDICAL SERVICES, INC. Laboratories, Clinical Medical Laboratory 59 57 NAPA
I2B LAB LLC Laboratories, Clinical Medical Laboratory 49 48 NEWPORT BEACH
ACCATUR DIAGNOSTICS II LLC Laboratories, Clinical Medical Laboratory 44 44 IRVINE
LAWRENCE WEIL Pain Medicine 35 29 WALNUT CREEK
ELEMENT 7 LABS LLC Laboratories, Clinical Medical Laboratory 32 32 COSTA MESA
QUEST DIAGNOSTICS NICHOLS INSTITUTE Laboratories, Clinical Medical Laboratory 26 26 SAN JUAN CAPISTRANO
NEESHA DAVE Physical Medicine & Rehabilitation 25 21 WALNUT CREEK
DAVIDA RIXTER Pain Medicine 22 16 NAPA
CAP DIAGNOSTICS LLC Laboratories, Clinical Medical Laboratory 16 14 IRVINE
RICHARD GRACER Interventional Pain Medicine 14 13 SAN RAMON

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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