Physician

David Philip Simon, M.D.

According to 2025 Medicare claims, David Simon, M.D. (NPI: 1114913829) practices ophthalmology in the Napa, CA market, with the plurality of this provider's patient population coming from Napa, CA. This provider's primary affiliated billing organization is SIMON EYES, INC. (NPI: 1942821566; TIN: 845027773) and primary practice location at 94558-3423.

Simon's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 312 traditional Medicare patients, billed 2,406 HCPCS/CPT codes, and received $215,830 in Medicare payments. The top billing code was 92014 (Established patient complete exam of visual system). Part D data shows 468 prescription claims across 134 beneficiaries totaling $22,265 in drug costs, led by Prednisolone Acetate (Prednisolone Acetate). Open Payments data shows 8 records totaling $175. 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 moved sharply higher in recent years, from $15,364 to $215,830. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $4,492 and ending at $22,265. 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	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	37	180	$15,364
2021	135	1,174	$111,623
2022	210	1,505	$148,787
2023	257	1,932	$177,788
2024	312	2,406	$215,830

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	60	132	$4,492
2018	243	689	$26,094
2019	529	1,769	$100,443
2020	377	1,423	$80,520
2021	220	574	$24,449
2022	96	327	$25,718
2023	80	293	$13,822
2024	134	468	$22,265

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
92014	Established patient complete exam of visual system	274	600	$104
92083	Exam of visual field with extended testing	141	160	$57
92134	Imaging of retina	194	291	$34
92133	Imaging of optic nerve	155	172	$32
92020	Exam of the internal drainage system of eye	160	177	$25

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prednisolone Acetate	Prednisolone Acetate	72	2,457	$3,730
Latanoprost	Latanoprost	130	6,881	$1,450
Ketorolac Tromethamine	Ketorolac Tromethamine	53	1,445	$1,094
Doxycycline Monohydrate	Doxycycline Monohydrate	23	1,485	$914
Timolol Maleate	Timolol Maleate	58	4,550	$814

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.	8	$175	Alcon Vision LLC
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 David Philip Simon, M.D.?

Tedicare shows public-source Medicare data for David Philip Simon, M.D. (NPI 1114913829), 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 David Philip Simon, 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 David Philip Simon, M.D.?

David Philip Simon, M.D. is linked to SIMON EYES, INC. (billing NPI 1942821566) in the available physician profile data.

Does David Philip Simon, M.D. have Open Payments data?

David Philip Simon, M.D. has 8 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.