PROVIDER PROFILE · NPI 1780620526

Quest Diagnostics Nichols Institute

Clinical LaboratorySan Juan Capistrano, CAO

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

121,543

Unique beneficiaries

—

Total services

265,188

Distinct HCPCS

376

Medicare payment

$6.5M

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Quest Diagnostics Nichols Institute's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 1,189 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA	4,062	7,371
Unilab Corporation Clinical Laboratory · West Hills, CA	3,396	6,599
SUTTER GOULD MEDICAL FOUNDATION	2,240	11,853
Victor Lee Pathology · Oceanside, CA	2,177	6,586
Jon Keller Pathology · Palo Alto, CA	1,736	8,010
ST JUDE HOSPITAL INC	905	2,478
Sutter Valley Medical Foundation Clinical Laboratory · Yuba City, CA	648	2,749
SUTTER EAST BAY HOSPITALS	406	1,423
NPI 1124130653	363	459
REGENTS OF THE UNIV OF CALIFORNIA	361	633
POMONA VALLEY HOSPITAL MEDICAL CENTER	282	879
ALAMEDA HEALTH SYSTEM	267	962

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history