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PROVIDER PROFILE · NPI 1023077559

Alexander JohnsonM.D.

HospitalistDubuque, IAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 141302
Hospital
CCN 160058
Hospital
CCN 160117
Hospital
CCN 161343
Hospital
CCN 16T117
Inpatient rehabilitation facility
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
510
Unique beneficiaries
—
Total services
867
Distinct HCPCS
6
Medicare payment
$71K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 198 Hospitalist providers in IA — above median (cohort median 636).
PRESCRIBING · PART D · 2024
Total Rx claims
336
Beneficiaries
—
Total drug cost
$14K
Distinct drugs
15
Brand share
27.1%
Top prescribed drugs
Atorvastatin Calcium52 claims
Pantoprazole Sodium45 claims
Furosemide44 claims
Apixaban31 claims
Potassium Chloride23 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Alexander Johnson'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). 43 inbound referrers · 105 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Warren Spencer
Diagnostic Radiology · Cedar Rapids, IA
155306
Kirby Clark
Diagnostic Radiology · Waterloo, IA
120257
Roger Shafer
Psychiatry & Neurology · Dubuque, IA
5092
John Whalen
Nephrology · Dubuque, IA
47188
Salaheldin Abusin
Interventional Cardiology · Chicago, IL
47143
HUFFMAN, MAURICE40105
Terrence Norton
Psychiatry · Platteville, WI
3474
Stanley Mathew
Physical Medicine and Rehabilitation · Cedar Rapids, IA
34130
Stephen Pierotti
Orthopedic Surgery · Dubuque, IA
3170
Nicholas Sullivan
Diagnostic Radiology · West Des Moines, IA
2950
STATE UNIVERSITY OF IOWA2851
Elizabeth Brimeyer
Nurse Practitioner · Dubuque, IA
2843
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
THE FINLEY HOSPITAL4631,177
Kirby Clark
Diagnostic Radiology · Waterloo, IA
236549
Warren Spencer
Diagnostic Radiology · Cedar Rapids, IA
213466
Pinalkumar Patel
Hospitalist · Dekalb, IL
200496
Paramount Emergency Medical Service Inc
Ambulance Service Provider · Dubuque, IA
179449
Catherine Metz
Diagnostic Radiology · Iowa City, IA
160373
Timothy Martin
Cardiology · Dubuque, IA
150476
Lisa Tyler
Nurse Practitioner · Dubuque, IA
129252
Barry Waack
Family Practice · El Dorado Springs, MO
117255
THE FINLEY HOSPITAL115192
UNITED CLINICAL LABORATORIES, INC103269
Vallie Kaprelian
Emergency Medicine · Chippewa Falls, WI
98202
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.