Providers

303 DIAGNOSTICS, LLC

NPI 1750905485, organization, Aurora, CO, Clinical Medical Laboratory

3
Evidence tier
charged in a public enforcement record
  • Charged (indicted) per a Department of Justice release dated September 24, 2024, not adjudicated.
score 60 of 100, rank 3031, $0 at stake

Public list actions

Medicare revocation effective November 20, 2025, barred from re-enrolling until November 19, 2035
424.535(a)(19) affiliation that poses an undue risk, Part B Supplier - Independent Clinical Laboratory, CO

National provider registry

From the CMS NPPES Registry, refreshed daily.

Name303 DIAGNOSTICS, LLC
TypeOrganization
StatusActive
NPI issuedMay 28, 2020, last updated January 23, 2023
Practice location2953 S PEORIA ST STE 260, Aurora, CO 80014-5715, 720-756-1550
Mailing address107 PROSPECT ST STE 2, Schoharie, NY 12157-3204
Authorized officialJOHN GAUTEREAUX (Owner/Lab Director)
Specialties
Clinical Medical Laboratory (291U00000X, primary)

In this area

46 providers in Arapahoe County, CO carry an indicator in the public record, with $49.7M at stake between them. The most common is part of a provider network, on 29 of them, followed by more hours than a day holds on 15.

tierproviderat stakewhy
3HOME CARE OF DENVER, LLC
Englewood, CO, ranked 754
$1.5M
  • Part of provider network D1-00077, ranked 77 nationally.
  • Medicaid dollars per patient on code H0038 ($2077 per patient-month) sit in the top 5% of every provider billing that code.
  • and 1 more
3H-SHALOM HOME HEALTH CARE LLC
Aurora, CO, ranked 778
$2.4M
  • Part of provider network D1-00040, ranked 40 nationally.
  • Medicaid dollars per patient on code H0038 ($3274 per patient-month) sit in the top 5% of every provider billing that code.
3AMAZING CARE HOME HEALTH SERVICES, LLC
Aurora, CO, ranked 780
$2.2M
  • Part of provider network D1-00040, ranked 40 nationally.
  • Medicaid dollars per patient on code H0038 ($5037 per patient-month) sit in the top 5% of every provider billing that code.
3TEAMSELECT HOME CARE OF COLORADO, LLC
Aurora, CO, ranked 898
$9.4M
  • Part of provider network D1-00107, ranked 107 nationally.
3ATLAS HOME HEALTH, INC.
Aurora, CO, ranked 907
$8.1M
  • Part of provider network D1-00107, ranked 107 nationally.
3QUICKSPEX LLC
Aurora, CO, ranked 941
$3.2M
  • Charged (charged) per a state attorney general release dated June 23, 2026, not adjudicated.
  • Medicaid paid $3,191,372 in the last 12 observed months.
3ANGELS OF CARE PEDIATRIC HOME HEALTH COLORADO, LLC.
Aurora, CO, ranked 1067
$863K
  • Part of provider network D1-00068, ranked 68 nationally.
3SWEETWATER AURORA OPCO LLC
Aurora, CO, ranked 1124
$581K
  • Part of provider network D1-00087, ranked 87 nationally.
All 46 in CO

Recent enforcement in CO

All releases

Department of Justice and HHS-OIG releases for this state, newest first. Each opens in a new tab.

DOJIndictedJun 23, 2026
Colorado Man Charged In Medicaid Fraud Scheme Connected To Arapahoe County Adult Daycare
Omer offered three $500 kickback payments in exchange for referrals of Medicaid beneficiaries for adult daycare, and $10,000 in other kickback payments described as marketing expenses or office supply, to induce beneficiaries to attend Nadina Adult Daycare Center.
DOJCivil settlementNov 24, 2025
Southern Colorado Hospital and Doctors Agree to Pay $650,000 to Resolve Allegations That They Unlawfully Prescribed Opioids and Other Controlled Substances
Three physicians employed by Mt. San Rafael Hospital allegedly issued invalid prescriptions for controlled substances including opioids not for a legitimate medical purpose or outside the usual course of professional practice, and caused claims for those prescriptions to be submitted to Medicare and other federal health care programs.
DOJCivil settlementDec 3, 2024
$2 Million Resolves Kickback Allegations Relating to Denver Neuromonitoring Company
Assure paid remuneration to surgeons through joint venture companies to induce them to order intraoperative neuromonitoring services, resulting in claims submitted to federally funded healthcare programs.
DOJIndictedSep 24, 2024
Seven People Charged With Over $40 Million In Medicare And Medicaid Fraud
Defendants, through genetic testing laboratories they owned and operated, paid kickbacks and bribes to marketing companies for referrals for medically unnecessary genetic testing, resulting in more than $40 million in false and fraudulent claims paid by Medicare and Colorado Medicaid, and three defendants laundered the proceeds.

Referral packet

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