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PROVIDER PROFILE · NPI 1184636235

Tony KastoonM.D.

EndocrinologySan Bernardino, CAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 050099
Hospital
CCN 050382
Hospital
CCN 051312
Hospital
QUALITY · MIPS · 2024
Final MIPS score
84.1
Quality
57.9
Cost
75.1
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.38%
Group
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
548
Unique beneficiaries
—
Total services
1,127
Distinct HCPCS
6
Medicare payment
$93K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 633 Endocrinology providers in CA — above median (cohort median 1,164).
PRESCRIBING · PART D · 2024
Total Rx claims
10,429
Beneficiaries
—
Total drug cost
$4.4M
Distinct drugs
85
Brand share
64.6%
Top prescribed drugs
Levothyroxine Sodium1,042 claims
Semaglutide847 claims
Metformin Hcl549 claims
Tirzepatide376 claims
Empagliflozin330 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$5K
Payment records
294
By payment type
Food and Beverage$5K
REFERRAL NETWORK

Where Tony Kastoon'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). 15 inbound referrers · 22 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Bashar Saad
Endocrinology · San Dimas, CA
168435
Unilab Corporation
Clinical Laboratory · West Hills, CA
69177
EMANATE HEALTH MEDICAL CENTER2942
Sami Nazzal
Interventional Cardiology · San Bernardino, CA
2596
Charles Brown
Diagnostic Radiology · Long Beach, CA
2449
Scott Yochim
Diagnostic Radiology · Bozeman, MT
2339
PFISTERER, WILLIAM2054
BLOCK, JOEL1924
SEVENTH-DAY ADVENTISTS LOMA LINDA UNIVERSITY MEDICAL CENTER1937
PARK, SUSIE1632
Glenn Wedeen
Diagnostic Radiology · Victorville, CA
1439
David Underwood
Diagnostic Radiology · Covina, CA
1435
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Bashar Saad
Endocrinology · San Dimas, CA
181437
DIGNITY HEALTH96220
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
82148
Unilab Corporation
Clinical Laboratory · West Hills, CA
48122
SAN ANTONIO REGIONAL HOSPITAL39153
Rambod Amani-Yazdi M.D
Endocrinology · San Dimas, CA
3385
SEVENTH-DAY ADVENTISTS LOMA LINDA UNIVERSITY MEDICAL CENTER2342
Kevin O'reilly
Podiatry · San Bernardino, CA
2164
Sami Nazzal
Interventional Cardiology · San Bernardino, CA
2082
Rescue Services International, Ltd
Ambulance Service Provider · Irwindale, CA
1621
BLOCK, JOEL1626
Jaspreet Saluja
Pulmonary Disease · San Bernardino, CA
1575
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.