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PROVIDER PROFILE · NPI 1194715193

Byung AhnMD

PRACTICEB DON AHN MD INCSee all providers at this practice →
CardiologyUpland, CAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 050099
Hospital
CCN 050146
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,584
Unique beneficiaries
—
Total services
2,228
Distinct HCPCS
23
Medicare payment
$195K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,869 Cardiology providers in CA — above median (cohort median 2,371).
PRESCRIBING · PART D · 2024
Total Rx claims
6,923
Beneficiaries
—
Total drug cost
$1.8M
Distinct drugs
60
Brand share
29.9%
Top prescribed drugs
Metoprolol Succinate758 claims
Apixaban581 claims
Atorvastatin Calcium511 claims
Carvedilol459 claims
Losartan Potassium428 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$967
Payment records
49
By payment type
Food and Beverage$967
REFERRAL NETWORK

Where Byung Ahn'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). 31 inbound referrers · 92 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
CANIZALES, CARLOS65183
John Goffigan
Diagnostic Radiology · Edina, MN
5790
Unilab Corporation
Clinical Laboratory · West Hills, CA
53117
AKAMINE, JAMES48120
PALENCHAR, BARTHOLOMEW3661
Christopher Tsai
Urology · Upland, CA
2964
Stuart Berry
Diagnostic Radiology · Rancho Cucamonga, CA
2978
Hossein Dehghani
Interventional Cardiology · Glendale, CA
2792
Bipin Patadia
Cardiology · Upland, CA
2650
Tuan Pham
Cardiology · Rancho Cucamonga, CA
2570
Michael Chai
Internal Medicine · Upland, CA
24162
Irene Enzensperger
General Practice · Upland, CA
2393
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SAN ANTONIO REGIONAL HOSPITAL4421,154
American Medical Response Of Inland Empire
Ambulance Service Provider · Redlands, CA
131242
AKAMINE, JAMES103229
SCHULTZ, CARL94202
CANIZALES, CARLOS93237
David Dang
Diagnostic Radiology · Upland, CA
93241
Peter Yoo
Diagnostic Radiology · Upland, CA
92227
PALENCHAR, BARTHOLOMEW83151
Stuart Berry
Diagnostic Radiology · Rancho Cucamonga, CA
81157
John Goffigan
Diagnostic Radiology · Edina, MN
76171
Suneet Pramanik
Diagnostic Radiology · Los Angeles, CA
76162
Unilab Corporation
Clinical Laboratory · West Hills, CA
4780
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.