What is Curtis Louwagie's specialty?

Curtis Louwagie (NPI 1689688897) is a Medicare-billing provider whose primary specialty is Ophthalmology in Marshall, MN.

Where does Curtis Louwagie practice?

Curtis Louwagie practices in Marshall, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1689688897.

How much does Medicare pay Curtis Louwagie?

Curtis Louwagie (NPI 1689688897) received approximately $335K in total Medicare Part B payments, serving 190 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1689688897

Curtis LouwagieM.D.

OphthalmologyMarshall, MNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

489

Unique beneficiaries

—

Total services

4,185

Distinct HCPCS

Medicare payment

$309K

Peer benchmark

Total Medicare services vs. 303 Ophthalmology providers in MN — top quintile (cohort median 1,199).

PRESCRIBING · PART D · 2024

Total Rx claims

1,185

Beneficiaries

—

Total drug cost

$63K

Distinct drugs

Brand share

31.0%

Top prescribed drugs

Latanoprost314 claims

Ketorolac Tromethamine197 claims

Dorzolamide Hcl/Timolol Maleat183 claims

Prednisolone Acetate120 claims

Timolol Maleate95 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Charitable Contribution$1K

Top paying entities

Charitable Contribution$1K

REFERRAL NETWORK

Where Curtis Louwagie'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). 22 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SANFORD HEALTH NETWORK	31	85
Kenneth Ristau Optometry · Marshall, MN	26	63
EAKES, MARK	25	126
Nancy Hemmingson Optometry · Marshall, MN	23	33
Darrell Carter Family Practice · Granite Falls, MN	22	154
SANFORD HEALTH NETWORK	21	45
Nancy Hallo Diagnostic Radiology · Kent, OH	20	28
Timothy Michals Pediatric Medicine · Marshall, MN	19	60
Vikram Chatrath Orthopedic Surgery · Bossier City, LA	18	35
Steven Meister Family Practice · Marshall, MN	18	84
SEWALL, BARRY	18	39
Lucy Brink Nurse Practitioner · Willmar, MN	15	41

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events