Physician

Mark Armando Prendes, M.D.

According to 2025 Medicare claims, Mark Prendes, M.D. (NPI: 1073874954) practices ophthalmology in the Sandusky, OH market, with the plurality of this provider's patient population coming from Erie, OH. This provider's primary affiliated billing organization is OPHTHALMOLOGY & OCULOPLASTIC SURGERY INC (NPI: 1073713400; TIN: 341770577) and primary practice location at 44870-5311. Prendes is affiliated with the Mercy Health Select, LLC (ACO ID: A1215), participating under the MSSP model.

Prendes' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 403 traditional Medicare patients, billed 943 HCPCS/CPT codes, and received $166,215 in Medicare payments. The top billing code was 15823 (Removal of excessive skin and fat of upper eyelid). Part D data shows 341 prescription claims across 225 beneficiaries totaling $3,467 in drug costs, led by Erythromycin (Erythromycin Base). Open Payments data shows 12 records totaling $351. 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 risen steadily, from $9,135 to $166,215. In contrast, Part D prescription costs have fallen sharply in recent years, from $13,896 to $3,467. 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	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	40	78	$9,135
2019	218	997	$58,955
2020	199	1,656	$58,087
2021	232	1,404	$68,184
2022	246	1,916	$68,757
2023	228	2,991	$80,509
2024	403	943	$166,215

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	90	274	$13,896
2016	104	299	$7,977
2017	85	156	$2,553
2018	19	22	$429
2019	50	83	$2,692
2020	42	75	$378,745
2021	40	75	$851,746
2022	45	73	$2,718
2023	53	89	$1,824
2024	225	341	$3,467

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
15823	Removal of excessive skin and fat of upper eyelid	87	87	$609
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	198	198	$115
99203	New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	56	56	$78
92083	Exam of visual field with extended testing	57	58	$45
92081	Exam of visual field with limited testing	72	74	$23

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Erythromycin	Erythromycin Base	167	2,339	$1,563
Neomycin-Polymyxin-Dexameth	Neomycin/Polymyxin B/Dexametha	81	1,390	$813
Valacyclovir	Valacyclovir Hcl	14	98	$138
Cephalexin	Cephalexin	21	179	$80

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.	12	$351	Amgen Inc.
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.	0	$0	N/R

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FAQ

What Medicare data is available for Mark Armando Prendes, M.D.?

Tedicare shows public-source Medicare data for Mark Armando Prendes, M.D. (NPI 1073874954), 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 Mark Armando Prendes, M.D. have ACO affiliation data?

Mark Armando Prendes, M.D. is shown with ACO affiliation data for Mercy Health Select, LLC (MSSP, ACO ID A1215).

What billing organization is linked to Mark Armando Prendes, M.D.?

Mark Armando Prendes, M.D. is linked to OPHTHALMOLOGY & OCULOPLASTIC SURGERY INC (billing NPI 1073713400) in the available physician profile data.

Does Mark Armando Prendes, M.D. have Open Payments data?

Mark Armando Prendes, M.D. has 12 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.