Top Providers of Service G6044 in California

Cocaine or metabolite

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 286,396 152,742 SAN DIEGO
PRECISION TOXICOLOGY, LLC Laboratories, Clinical Medical Laboratory 24,432 11,609 SAN DIEGO
ALCALA PHARMACEUTICAL INC. Laboratories, Clinical Medical Laboratory 12,035 2,219 SAN DIEGO
INSOURCE DIAGNOSTICS CORP Laboratories, Clinical Medical Laboratory 6,402 2,623 MONROVIA
CAP DIAGNOSTICS LLC Laboratories, Clinical Medical Laboratory 5,010 3,222 IRVINE
LEONARD SOLONIUK Pain Medicine 3,944 841 REDDING
NATIONAL LABS INC Laboratories, Clinical Medical Laboratory 3,821 2,668 HAYWARD
ERIC GRIGSBY Pain Medicine 2,800 825 NAPA
GENETIC TECHNOLOGICAL INNOVATIONS, LLC Laboratories, Clinical Medical Laboratory 2,774 1,349 IRVINE
INTEGRATED PATHOLOGY MEDICAL LABORATORY, INC. Laboratories, Clinical Medical Laboratory 2,573 959 LOS ALAMITOS
LCMS SOLUTIONS, INC. Laboratories, Clinical Medical Laboratory 1,976 1,213 LA JOLLA
SPECTRA CLINICAL LABORATORIES, INC Laboratories, Clinical Medical Laboratory 1,911 1,050 GARDENA
ASHOK PARMAR Pain Medicine 680 488 BAKERSFIELD
ROBERT LAJVARDI Family Medicine 632 184 LA MESA
THOMAS ANDREWS Psychiatry 588 347 REDDING
ADVANCE BIOMEDICAL Laboratories, Clinical Medical Laboratory 471 420 SANTA ANA
VINAY REDDY Physical Medicine & Rehabilitation 434 146 SACRAMENTO
YOGESH PATEL Pain Medicine 395 210 CARLSBAD
ACCATUR DIAGNOSTICS II LLC Laboratories, Clinical Medical Laboratory 348 292 IRVINE
NATHAN MILLER Pain Medicine 309 140 CARLSBAD
FRANK LI Pain Medicine 295 264 BEVERLY HILLS
AHMED ABOUESH Specialist 267 171 CHICO
UNILAB CORPORATION Laboratories, Clinical Medical Laboratory 266 244 WEST HILLS
LA GOOD SAMARITAN PATHOLOGY MEDICAL GROUP, INC. Laboratories, Clinical Medical Laboratory 248 242 LONG BEACH
THEODORE WORKMAN Not Specified 231 86 REDDING
MICHAEL SEBAHAR Pain Medicine 228 111 CARLSBAD
UNILAB CORPORATION Laboratories, Clinical Medical Laboratory 194 168 SACRAMENTO
PROOVE MEDICAL LABORATORIES, INC. Laboratories, Clinical Medical Laboratory 169 166 IRVINE
COOPERATIVE LABS, INC. Laboratories, Clinical Medical Laboratory 150 104 SANTA ANA
LABORATORY CORPORATION OF AMERICA Laboratories, Clinical Medical Laboratory 141 128 SAN DIEGO
VITAE DIAGNOSTICS INCORPORATED Laboratories, Clinical Medical Laboratory 132 93 TORRANCE
ORNELLA ADDONIZIO Psychiatry 109 71 REDDING
PACIFIC TOXICOLOGY LABORATORIES Laboratories, Clinical Medical Laboratory 100 93 CHATSWORTH
I2B LAB LLC Laboratories, Clinical Medical Laboratory 85 67 NEWPORT BEACH
DIAGNOSTIC LABORATORY SCIENCE, INC. Laboratories, Clinical Medical Laboratory 80 61 TORRANCE
RICHARD ZARRIELLO Psychiatry 66 54 REDDING
CENTRAL VALLEY DIAGNOSTIC LAB Laboratories, Clinical Medical Laboratory 65 61 MERCED
NAPA BIOMEDICAL SERVICES, INC. Laboratories, Clinical Medical Laboratory 59 57 NAPA
SHAHIN SADIK Specialist 51 51 PALMDALE
DAVID KING Nurse Practitioner, Adult Health 42 41 LONG BEACH
RAY DAMOURS Specialist 36 36 PALMDALE
KEVIN KOHAN Physical Medicine & Rehabilitation 36 36 PALMDALE
DANIEL ALVES Pain Medicine 28 28 PALMDALE
UB LABORATORIES, INC. Laboratories, Clinical Medical Laboratory 28 24 WESTMINSTER
NAVJEET BOPARAI Physical Medicine & Rehabilitation 24 22 PALO ALTO
MEDITEST LABORATORIES Laboratories, Clinical Medical Laboratory 23 12 IRVINE
DAVIDA RIXTER Pain Medicine 22 16 NAPA
MD TOX LABORATORY Laboratories, Clinical Medical Laboratory 22 21 IRVINE
KASRA AMIRDELFAN Pain Medicine 19 19 WALNUT CREEK
MATTHEW JOHNSON Physical Medicine & Rehabilitation 18 18 ORANGE
KENNETH KIM Pain Medicine 18 18 WALNUT CREEK
JEFF CHEN Physical Medicine & Rehabilitation 17 17 WALNUT CREEK
ARVINDER GILL Pain Medicine 16 15 PALMDALE
UNILAB CORPORATION Laboratories, Clinical Medical Laboratory 16 16 SAN JOSE
DOUGLAS GRANT Pain Medicine 14 14 WALNUT CREEK
NATIONAL TOXICOLOGY LABORATORIES, INC. Laboratories, Clinical Medical Laboratory 13 12 BAKERSFIELD
SPECTRA LABORATORIES INC Laboratories, Clinical Medical Laboratory 13 12 MILPITAS
FRANCIS RIEGLER Specialist 11 11 PALMDALE

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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