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PROVIDER PROFILE · NPI 1285694802

John WhalenM.D.

PRACTICEDUBUQUE INTERNAL MEDICINE PCSee all providers at this practice →
NephrologyDubuque, IAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (13)

CCN 162313
Dialysis facility
CCN 162500
Dialysis facility
CCN 162511
Dialysis facility
CCN 522534
Dialysis facility
CCN 522620
Dialysis facility
CCN 161514
Hospice
CCN 160080
Hospital
CCN 160117
Hospital
CCN 161343
Hospital
CCN 521312
Hospital
CCN 521354
Hospital
CCN 165559
Nursing home
CCN 165565
Nursing home
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,930
Unique beneficiaries
—
Total services
11,365
Distinct HCPCS
28
Medicare payment
$316K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 64 Nephrology providers in IA — top quintile (cohort median 1,817).
PRESCRIBING · PART D · 2024
Total Rx claims
7,559
Beneficiaries
—
Total drug cost
$623K
Distinct drugs
106
Brand share
15.0%
Top prescribed drugs
Calcitriol642 claims
Furosemide579 claims
Losartan Potassium311 claims
Amlodipine Besylate302 claims
Lisinopril281 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$16
Payment records
1
By payment type
Food and Beverage$16
REFERRAL NETWORK

Where John Whalen'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). 74 inbound referrers · 154 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MERCY MEDICAL CENTER-CLINTON, INC1071,216
DUBUQUE INTERNAL MEDICINE PC1001,504
Warren Spencer
Diagnostic Radiology · Cedar Rapids, IA
76557
Kirby Clark
Diagnostic Radiology · Waterloo, IA
73407
STATE UNIVERSITY OF IOWA71541
Alexander Johnson
Hospitalist · Dubuque, IA
47294
MERCY MEDICAL CENTER-CLINTON, INC.46811
HALLMAN, JEFFREY40163
Suheil Barakat
Internal Medicine · Clinton, IA
39242
Ronald Iverson
Endocrinology · Dubuque, IA
38296
Alex Horchak
Urology · Dubuque, IA
33131
Saadi Albaghdadi
Cardiology · Clinton, IA
32275
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
THE FINLEY HOSPITAL2141,888
UNITED CLINICAL LABORATORIES, INC1931,614
David Ringold
Nephrology · Dubuque, IA
1922,676
Eurofins Ascend Clinical, Llc
Clinical Laboratory · Sunnyvale, CA
1712,787
MERCY MEDICAL CENTER-DUBUQUE126605
DUBUQUE INTERNAL MEDICINE PC1142,453
MERCY MEDICAL CENTER-CLINTON, INC1071,553
DELAWARE COUNTY MEMORIAL HOSPITAL931,215
Southwest Health Center, Inc
Ambulance Service Provider · Platteville, WI
872,206
Timothy Martin
Cardiology · Dubuque, IA
81617
Kirby Clark
Diagnostic Radiology · Waterloo, IA
76435
STATE UNIVERSITY OF IOWA75578
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.