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PROVIDER PROFILE · NPI 1023080686

David UnderwoodM.D

PRACTICESANFORD THERAPY INCSee all providers at this practice →
Diagnostic RadiologyCovina, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 050245
Hospital
CCN 050300
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,090
Unique beneficiaries
—
Total services
1,218
Distinct HCPCS
32
Medicare payment
$29K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — below median (cohort median 2,975).
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
Total received
$173
Payment records
8
By payment type
Food and Beverage$173
REFERRAL NETWORK

Where David Underwood'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). 102 inbound referrers · 264 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Scott Yochim
Diagnostic Radiology · Bozeman, MT
204522
EMANATE HEALTH MEDICAL CENTER198363
PFISTERER, WILLIAM180464
PARK, SUSIE173401
Charles Brown
Diagnostic Radiology · Long Beach, CA
161403
SCHAEFER AMBULANCE SERVICE, INC147321
Unilab Corporation
Clinical Laboratory · West Hills, CA
143286
Jonathan Tye
Cardiology · West Covina, CA
76200
Patrick Cichon
Emergency Medicine · Huntington Beach, CA
75153
Claudio Gallego
Internal Medicine · San Dimas, CA
70238
Krishna Mohan
Nephrology · Covina, CA
69455
Uday Gadgil
Cardiology · Covina, CA
67151
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
EMANATE HEALTH MEDICAL CENTER7451,945
Scott Yochim
Diagnostic Radiology · Bozeman, MT
243652
Rescue Services International, Ltd
Ambulance Service Provider · Irwindale, CA
239518
EMANATE HEALTH FOOTHILL PRESBYTERIAN HOSPITAL213354
YOON, JAE209485
PARK, SUSIE207555
EMANATE HEALTH MEDICAL CENTER203359
Charles Brown
Diagnostic Radiology · Long Beach, CA
195432
David Lin
Diagnostic Radiology · Omaha, NE
177377
Jimmy Ton
Diagnostic Radiology · Sacramento, CA
175476
SCHAEFER AMBULANCE SERVICE, INC154310
PFISTERER, WILLIAM137357
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.