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PROVIDER PROFILE · NPI 1730166687

Mark BerntsenMD

PRACTICEGREELEY MEDICAL CLINICSee all providers at this practice →
Internal MedicineGreeley, COI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
24,903
Beneficiaries
—
Total drug cost
$2.1M
Distinct drugs
203
Brand share
17.4%
Top prescribed drugs
Levothyroxine Sodium1,362 claims
Amlodipine Besylate1,252 claims
Atorvastatin Calcium1,221 claims
Lisinopril1,107 claims
Losartan Potassium1,089 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,087
Unique beneficiaries
—
Total services
2,668
Distinct HCPCS
15
Medicare payment
$110K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,144 Internal Medicine providers in CO — top quintile (cohort median 528).
REFERRAL NETWORK

Where Mark Berntsen'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). 79 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Horizon Laboratory Llc
Clinical Laboratory · Loveland, CO
90311
Samuel Fuller
Diagnostic Radiology · Greeley, CO
73189
Lin-Wang Dong
Cardiology · Greeley, CO
70225
Jeremy Mccue
Diagnostic Radiology · Green Bay, WI
61158
Daniel Zenk
Internal Medicine · Greeley, CO
56128
CREWS, MICHAEL53117
Jaime Contreras
Diagnostic Radiology · Austin, TX
51106
Stanley Weinstein
Diagnostic Radiology · Fort Collins, CO
4787
Kevin Limbaugh
Diagnostic Radiology · Fort Collins, CO
47123
Andrew Mills
Diagnostic Radiology · Fort Collins, CO
46116
NPI 10038699344669
WELD LTC INVESTORS LLC44185
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
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.