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PROVIDER PROFILE · NPI 1346278108

Mark HarrisonMD

PRACTICERADIATION ONCOLOGY, PCSee all providers at this practice →
Infectious DiseaseSaint Joseph, MII
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
27
Beneficiaries
—
Total drug cost
$119
Distinct drugs
2
Brand share
0.0%
Top prescribed drugs
Atorvastatin Calcium16 claims
Losartan Potassium11 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
55
Unique beneficiaries
—
Total services
70
Distinct HCPCS
3
Medicare payment
$4K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 212 Infectious Disease providers in MI — bottom quintile (cohort median 386).
REFERRAL NETWORK

Where Mark Harrison'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). 34 inbound referrers · 83 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
LAKELAND HOSPITALS AT NILES AND ST JOSEPH, INC3721,590
NPI 120587243986186
Denis Gibbs
Diagnostic Radiology · Saint Joseph, MI
81188
Nathan Jordan
Diagnostic Radiology · St Joseph, MI
70187
Christopher Shier
Diagnostic Radiology · St Joseph, MI
57146
OTTMAR, MARK47119
Abhimanyu Beri
Clinical Cardiac Electrophysiology · Kankakee, IL
47108
Thomas Pow
Cardiology · Saint Joseph, MI
3673
Marc Headapohl
Emergency Medicine · Kalamazoo, MI
2872
Dilip Arora
Cardiology · Saint Joseph, MI
2886
COLOMA EMERGENCY AMBULANCE, INC.2769
Yu-Lam Chiu
Cardiology · Saint Joseph, MI
2565
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
LAKELAND HOSPITALS AT NILES AND ST JOSEPH, INC182894
Community Emergency Service
Ambulance Service Provider · Benton Harbor, MI
99254
Roman Hyszczak
Diagnostic Radiology · St Joseph, MI
94198
Polya Baghelai
Diagnostic Radiology · South Bend, IN
85157
Harpreet Judge
Diagnostic Radiology · Saint Joseph, MI
73157
LAKELAND HOSPITALS AT NILES AND ST JOSEPH, INC67154
Joel Vander Lugt
Interventional Radiology · Grand Rapids, MI
59124
Ryan Daily
Interventional Radiology · Grand Rapids, MI
57157
NPI 120587243951105
Hibajene Chisonga
Nurse Practitioner · South Bend, IN
4081
Christopher Shier
Diagnostic Radiology · St Joseph, MI
3978
Southwestern Michigan Community Ambulance Service
Ambulance Service Provider · Niles, MI
39126
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.