PROVIDER PROFILE · NPI 1801075189

Andrew KnollM.D.

Diagnostic RadiologyOrange, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,807

Unique beneficiaries

—

Total services

6,336

Distinct HCPCS

Medicare payment

$163K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — top quintile (cohort median 2,975).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

84.6

Quality

85.6

Cost

74.9

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.40%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Andrew Knoll'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). 82 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	331	658
Peter Piampiano Diagnostic Radiology · Knoxville, TN	172	346
Kirk Ohanian Diagnostic Radiology · Fort Worth, TX	124	247
Richard Cho Interventional Radiology · Orange, CA	116	177
Hieu Truong Diagnostic Radiology · Orange, CA	104	176
Mark Masotto Diagnostic Radiology · Orange, CA	101	167
Dan Vu Diagnostic Radiology · Orange, CA	98	163
Kenneth Meng Diagnostic Radiology · Orange, CA	87	168
David Karlin Diagnostic Radiology · Orange, CA	72	104
Elizabeth Cambray-Forker Diagnostic Radiology · Orange, CA	64	117
Daniel Gromis Emergency Medicine · Costa Mesa, CA	57	90
Kevin Pham Nephrology · Orange, CA	50	218

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