Medicaid Provider SpendingClaims paid 2018–2024 · HHS public file
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Redwood Lab Services, LLC

Redwood Lab Services, LLC was paid $75K by Medicaid between Apr 2018 and Dec 2021, across 61 billing codes. Its largest line is G0483, Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (any type, single or tandem and excluding immunoassays (e.g., ia, eia, elisa, emit, fpia) and enzymatic methods (e.g., alcohol dehydrogenase)), (2) stable isotope or other universally recognized internal standards in all samples (e.g., to control for matrix effects, interferences and variations in signal strength), and (3) method or drug-specific calibration and matrix-matched quality control material (e.g., to control for instrument variations and mass spectral drift); qualitative or quantitative, all sources, includes specimen validity testing, per day; 22 or more drug class(es), including metabolite(s) if performed — 35% of everything it billed.

33Billing provider infoREDWOOD LAB SERVICES, LLC
HOUSTON, TX 77074
33aNPI1699218172assigned 11/30/2016
28Total paid$75K
24GClaims20,078
24DCodes billed61
24AFirst – last monthApr 2018 – Dec 2021
Compared with peers

Next to other Clinical Medical Laboratory providers in Texas

Rank by total paid#160 of 436
Median peer was paid$17K
This provider vs. median4.3×

Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.

Box 24A · Dates of service

Paid by month

$0$5.0K$10K2018201920202021202220232024
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
YearClaimsPaid
20181,648$4K
20191,883$22K
202010,873$16K
20215,674$33K
Box 24 · Service lines

What it billed for

CodeServiceShareClaimsBene. recordsPaid
G0483 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (any type, single or tandem and excluding immunoassays (e.g., ia, eia, elisa, emit, fpia) and enzymatic methods (e.g., alcohol dehydrogenase)), (2) stable isotope or other universally recognized internal standards in all samples (e.g., to control for matrix effects, interferences and variations in signal strength), and (3) method or drug-specific calibration and matrix-matched quality control material (e.g., to control for instrument variations and mass spectral drift); qualitative or quantitative, all sources, includes specimen validity testing, per day; 22 or more drug class(es), including metabolite(s) if performed 35% 3,988 3,895 $26K
81162 26% 128 127 $20K
87798 Infectious agent detection by nucleic acid; not otherwise specified, amplified probe, each organism 9.8% 175 165 $7K
81321 7.7% 127 127 $6K
80307 Drug test(s), presumptive, any number of drug classes; immunoassay 5.5% 2,807 2,754 $4K
87631 4.9% 176 166 $4K
87481 2.3% 194 182 $2K
81408 <1% 1,183 990 $600.00
81439 <1% 554 553 $600.00
87551 <1% 176 166 $461.92
87556 <1% 176 166 $399.21
87486 <1% 195 183 $397.40
49 more codes
87491 Infectious agent detection by nucleic acid; Chlamydia trachomatis, amplified probe <1% 176 $365.56
87641 <1% 176 $336.08
87561 <1% 176 $336.08
87498 <1% 176 $336.08
87500 <1% 176 $336.08
87640 <1% 176 $336.08
87496 <1% 176 $336.08
87532 <1% 176 $336.08
87541 <1% 176 $336.08
87581 <1% 176 $336.08
87653 <1% 175 $320.75
87651 Infectious agent detection by nucleic acid; Streptococcus, group A, amplified probe <1% 175 $320.75
81403 <1% 842 $55.60
81402 <1% 143 $45.00
81445 0% 89 $0.00
81335 0% 38 $0.00
81406 0% 1,092 $0.00
81405 0% 864 $0.00
81241 0% 103 $0.00
81328 0% 98 $0.00
81256 0% 94 $0.00
81404 0% 946 $0.00
81401 0% 105 $0.00
81479 Unlisted molecular pathology procedure 0% 29 $0.00
81291 0% 103 $0.00
81317 0% 127 $0.00
81286 0% 582 $0.00
81232 0% 98 $0.00
81355 0% 105 $0.00
81292 0% 90 $0.00
81407 0% 764 $0.00
81302 0% 111 $0.00
81227 0% 103 $0.00
81283 0% 94 $0.00
81223 0% 111 $0.00
81330 0% 111 $0.00
81345 0% 111 $0.00
81231 0% 98 $0.00
81350 0% 98 $0.00
81240 0% 103 $0.00
81400 0% 98 $0.00
81298 0% 91 $0.00
81295 0% 91 $0.00
81201 0% 126 $0.00
81332 0% 111 $0.00
81226 0% 103 $0.00
81225 0% 103 $0.00
81230 0% 98 $0.00
81432 0% 16 $0.00

Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.

From NPPES

Who's on the registration

Authorized officialHARPER, CHAD (CEO)
Same official

Other billing entities under HARPER, CHAD

Full network →
ProviderLocationPaid
Elite Clinical Laboratory, INCHouston, TX$367K
Elite Bio Reference Laboratory LLCTampa, FL$167K

Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.