Physician

Benjamin John Ernst, M.D.

According to 2025 Medicare claims, Benjamin Ernst, M.D. (NPI: 1518162247) practices ophthalmology in the Fond du Lac, WI market, with the plurality of this provider's patient population coming from Fond Du Lac, WI. This provider's primary affiliated billing organization is NORTHEAST WISCONSIN RETINA ASSOCIATES SC (NPI: 1437164175; TIN: 391842462) and primary practice location at 54304-5279.

Ernst's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 423 traditional Medicare patients, billed 11,190 HCPCS/CPT codes, and received $1,072,149 in Medicare payments. The top billing code was J0178 (Injection, aflibercept, 1 mg). Part D data shows 122 prescription claims across 48 beneficiaries totaling $5,050 in drug costs, led by Prednisolone Acetate (Prednisolone Acetate). Open Payments data shows 1 records. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has changed little. Concurrently, Part D prescription costs have moved from a higher plateau to a lower plateau, from $24,853 to $5,050. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	522	5,644	$777,991
2016	545	6,931	$912,520
2017	589	7,986	$1,034,365
2018	559	8,208	$986,410
2019	505	8,091	$1,055,869
2020	480	7,005	$1,023,216
2021	508	7,357	$1,182,810
2022	476	6,604	$1,113,481
2023	410	7,378	$999,705
2024	423	11,190	$1,072,149

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	59	213	$24,853
2016	57	228	$19,495
2017	56	186	$12,083
2018	54	189	$16,570
2019	57	190	$10,564
2020	45	155	$8,816
2021	60	167	$8,621
2022	51	154	$10,271
2023	42	126	$6,421
2024	48	122	$5,050

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

No connected DME records

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
J0178	Injection, aflibercept, 1 mg	80	956	$653
67028	Injection of drug into eye	227	1,152	$86
92012	Established patient problem focused exam of visual system	188	334	$60
J9035	Injection, bevacizumab, 10 mg	156	764	$55
92134	Imaging of retina	392	1,400	$29

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prednisolone Acetate	Prednisolone Acetate	39	2,231	$2,256
Ketorolac Tromethamine	Ketorolac Tromethamine	22	1,121	$684
Timolol Maleate	Timolol Maleate	13	1,265	$187
Latanoprost	Latanoprost	13	547	$74

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	0	$0	N/R
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	1	$15,055	US Retina LLC

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FAQ

What Medicare data is available for Benjamin John Ernst, M.D.?

Tedicare shows public-source Medicare data for Benjamin John Ernst, M.D. (NPI 1518162247), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Benjamin John Ernst, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Benjamin John Ernst, M.D.?

Benjamin John Ernst, M.D. is linked to NORTHEAST WISCONSIN RETINA ASSOCIATES SC (billing NPI 1437164175) in the available physician profile data.

Does Benjamin John Ernst, M.D. have Open Payments data?

Benjamin John Ernst, M.D. has 1 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.