Medicaid Provider SpendingClaims paid 2018–2024 · HHS public file
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Clinic

Walker Dialysis LLC

Walker Dialysis LLC was paid $8.39M by Medicaid between Jan 2018 and Nov 2024, across 19 billing codes. Its largest line is 90999, dialysis (unlisted procedure) — 99% of everything it billed.

33Billing provider infoWALKER DIALYSIS LLC
FREMONT, CA 94538
33aNPI1407130602assigned 10/06/2011
28Total paid$8.39M
24GClaims80,535
24DCodes billed19
24AFirst – last monthJan 2018 – Nov 2024
Compared with peers

Next to other End-Stage Renal Disease (ESRD) Treatment Clinic/Center providers in California

Rank by total paid#157 of 728
Median peer was paid$3.91M
This provider vs. median2.1×

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.

Auditor's notes

Automated statistical signals. Not evidence of fraud — how these are computed.

Entity ProliferationAuthorized official WEY, SAMUEL controls 20+ related entities in our dataset. Read more
Box 24A · Dates of service

Paid by month

$0$100K$200K$300K2018201920202021202220232024
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
20189,406$897K
201913,035$780K
202012,340$1.08M
20219,798$1.18M
202213,454$1.41M
202312,105$1.55M
2024incomplete10,397$1.49M
Box 24 · Service lines

What it billed for

CodeServiceShareClaimsBene. recordsPaid
90999 Dialysis (unlisted procedure)Unlisted dialysis procedure, inpatient or outpatient 99% 32,577 2,690 $8.31M
A4657 Syringe, with or without needle, each <1% 12,963 1,955 $56K
Q4081 Injection, epoetin alfa, 100 units (for esrd on dialysis) <1% 15,883 1,263 $15K
J1270 Injection, doxercalciferol, 1 mcg <1% 9,894 888 $4K
J1756 Injection, iron sucrose, 1 mg <1% 5,514 1,437 $4K
J0887 Injection, epoetin beta, 1 microgram, (for esrd on dialysis) <1% 1,027 624 $1K
90662 <1% 16 16 $516.33
90674 <1% 27 27 $355.59
83970 <1% 174 173 $235.80
G0499 Hepatitis b screening in non-pregnant, high risk individual includes hepatitis b surface antigen (hbsag), antibodies to hbsag (anti-hbs) and antibodies to hepatitis b core antigen (anti-hbc), and is followed by a neutralizing confirmatory test, when performed, only for an initially reactive hbsag result <1% 42 31 $28.27
85048 0% 298 276 $0.00
83540 0% 118 111 $0.00
7 more codes
85041 0% 301 $0.00
82108 0% 18 $0.00
83550 0% 48 $0.00
82306 Vitamin D; 25 hydroxy, includes fraction(s), if performed 0% 86 $0.00
82728 0% 118 $0.00
0250 0% 1,416 $0.00
82746 0% 15 $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 officialWEY, SAMUEL (VP, LICENSURE & CERTIFICATION)
Same official

Other billing entities under WEY, SAMUEL

Full network →
ProviderLocationPaid
Dva Healthcare Renal Care INCNorth Hollywood, CA$16.47M
Dva Healthcare Renal Care INCDelano, CA$16.43M
Dva Renal Healthcare INCLos Angeles, CA$15.51M
Dva Renal Healthcare INCSan Diego, CA$14.93M
Dva Renal Healthcare INCSan Diego, CA$13.67M
Dva Renal Healthcare INCOakland, CA$13.42M
Dva Renal Healthcare INCSan Diego, CA$13.25M
Dva Healthcare Renal Care INCYuma, AZ$12.88M
Dva Healthcare Renal Care INCBakersfield, CA$12.77M
Dva Renal Healthcare INCFullerton, CA$12.19M
Dva Healthcare Renal Care INCPomona, CA$11.96M
Dva Renal Healthcare INCAnaheim, CA$11.32M
Dva Renal Healthcare INCEscondido, CA$10.94M
Dva Healthcare Renal Care INCCosta Mesa, CA$10.08M
Dva Healthcare Renal Care INCInglewood, CA$9.46M
Dva Renal Healthcare INCVisalia, CA$9.22M
Dva Renal Healthcare INCSan Diego, CA$8.83M
Dva Healthcare Renal Care INCBakersfield, CA$8.56M
Dva Healthcare Renal Care INCInglewood, CA$7.78M
Dva Renal Healthcare INCPalm Springs, CA$7.48M

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