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PROVIDER PROFILE · NPI 1437241221

Nicholas WalkerM.D.

Interventional CardiologyCoralville, IAI
CROSS-REFERENCE

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REFERRAL NETWORK

Where Nicholas Walker'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). 59 inbound referrers · 112 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
STATE UNIVERSITY OF IOWA230779
JEFFERSON COUNTY HOSPITAL2121,377
NPI 130689137971136
John Mehegan
Cardiology · Iowa City, IA
71216
Scott Truhlar
Diagnostic Radiology · Coralville, IA
63121
Jared Nelson
Diagnostic Radiology · Coralville, IA
58101
Colin O'brien
Diagnostic Radiology · Coralville, IA
4989
Daniel Wing
Emergency Medicine · Iowa City, IA
4084
Donald Brown
Internal Medicine · Iowa City, IA
4097
Michael Greiner
Family Practice · Fairfield, IA
33101
Kirk Gieswein
Emergency Medicine · Coralville, IA
3261
Donal Hill
Family Practice · Fairfield, IA
32184
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MERCY HOSPITAL, IOWA CITY, IOWA4251,379
STATE UNIVERSITY OF IOWA163520
JEFFERSON COUNTY HOSPITAL158930
WIESE, JAMES109252
Dean Mcnaughton
Diagnostic Radiology · Coralville, IA
84186
James Hopson
Clinical Cardiac Electrophysiology · Iowa City, IA
83291
Linda Lee
Cardiology · Iowa City, IA
82244
Stephan Schomer
Cardiology · Washington, IA
77199
Shane Kraske
Diagnostic Radiology · Coralville, IA
69156
FORT MADISON COMMUNITY HOSPITAL67288
Kimberly Delcour
Cardiology · Iowa City, IA
63138
Scott Truhlar
Diagnostic Radiology · Coralville, IA
63112
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.
PRESCRIBING · PART D · 2024
Total Rx claims
3,806
Beneficiaries
—
Total drug cost
$427K
Distinct drugs
39
Brand share
19.7%
Top prescribed drugs
Metoprolol Succinate499 claims
Atorvastatin Calcium360 claims
Lisinopril274 claims
Amlodipine Besylate260 claims
Losartan Potassium252 claims
QUALITY · MIPS · 2024
Final MIPS score
80.0
Quality
75.7
Cost
72.3
Improvement activities
40.0
Promoting interop.
78.0
Payment adjustment
0.21%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$100
Payment records
4
By payment type
Food and Beverage$100
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,287
Unique beneficiaries
—
Total services
1,381
Distinct HCPCS
17
Medicare payment
$90K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 47 Interventional Cardiology providers in IA — below median (cohort median 2,586).