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PROVIDER PROFILE · NPI 1407880883

Michael KorthalsO.D.

OptometryMason City, IAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
454
Beneficiaries
—
Total drug cost
$92K
Distinct drugs
8
Brand share
54.4%
Top prescribed drugs
Latanoprost178 claims
Bimatoprost103 claims
Dorzolamide Hcl/Timolol Maleat41 claims
Brimonidine Tartrate26 claims
Brimonidine Tartrate/Timolol26 claims
QUALITY · MIPS · 2024
Final MIPS score
67.1
Quality
34.1
Cost
0.0
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
-0.95%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$13
Payment records
1
By payment type
Food and Beverage$13
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,544
Unique beneficiaries
—
Total services
3,014
Distinct HCPCS
14
Medicare payment
$132K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 479 Optometry providers in IA — top quintile (cohort median 556).
REFERRAL NETWORK

Where Michael Korthals'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). 7 inbound referrers · 16 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MERCY HEALTH SERVICES-IOWA CORP190495
MAYO CLINIC HEALTH SYSTEM-SOUTHEAST MINNESOTA REGION2979
Gary Swenson
Diagnostic Radiology · Mason City, IA
2123
CROSS, TIMOTHY1627
NPI 11049331421643
Travis Petree
Internal Medicine · Minot, ND
1215
Byron Beasley
Cardiology · Mason City, IA
1119
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MERCY HEALTH SERVICES-IOWA CORP199545
MAYO CLINIC HEALTH SYSTEM-SOUTHEAST MINNESOTA REGION3483
ISAAK, BRADLEY2476
Mason City Ambulatory Surgery Center , Llc
Ambulatory Surgical Center · Mason City, IA
2238
Gary Swenson
Diagnostic Radiology · Mason City, IA
1823
NPI 11049331421739
Anita Eshelman-Peters
Family Practice · Albert Lea, MN
1661
Samuel Congello
Interventional Cardiology · Mason City, IA
1545
Patrick Dunlay
Internal Medicine · Mason City, IA
1563
Joseph Ocel
Diagnostic Radiology · Mason City, IA
1418
Scott Nelson
Chiropractic · Mason City, IA
1224
Alireza Yarahmadi
Neurology · Mason City, IA
1230
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.