Physician

Aaron Jacob Parnes, M.D.

According to 2025 Medicare claims, Aaron Parnes, M.D. (NPI: 1780888586) practices ophthalmology in the Portland-South Portland, ME market, with the plurality of this provider's patient population coming from Cumberland, ME. This provider's primary affiliated billing organization is EYECARE MEDICAL GROUP (NPI: 1467557280; TIN: 01-0358257) and primary practice location at 04102-2624. Parnes is affiliated with the MaineHealth Accountable Care Organization (ACO ID: A1290), participating under the MSSP model.

Parnes' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 630 traditional Medicare patients, billed 79,308 HCPCS/CPT codes, and received $2,865,247 in Medicare payments. The top billing code was 67028 (Injection of drug into eye). Part D data shows 803 prescription claims across 237 beneficiaries totaling $49,169 in drug costs, led by Simbrinza (Brinzolamide/Brimonidine Tart). Open Payments data shows 4 records totaling $95. 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 $1,261,059 to $2,865,247. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $28,161 and ending at $49,169. 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	574	6,114	$1,261,059
2016	651	7,414	$1,755,907
2017	742	8,156	$1,885,383
2018	680	8,522	$1,967,844
2019	676	10,041	$2,132,401
2020	703	8,915	$1,960,981
2021	600	8,904	$2,040,357
2022	660	11,726	$2,119,106
2023	684	43,289	$2,469,541
2024	630	79,308	$2,865,247

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	76	197	$28,161
2016	111	309	$47,514
2017	156	476	$65,787
2018	178	554	$67,944
2019	179	535	$66,495
2020	186	620	$80,062
2021	194	583	$57,052
2022	223	615	$48,070
2023	239	807	$74,278
2024	237	803	$49,169

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
67028	Injection of drug into eye	343	1,440	$104
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	158	194	$70
92134	Imaging of retina	607	1,992	$33
J2777	Injection, faricimab-svoa, 0.1 mg	231	72,540	$27
92202	Extended exam of the back part of the eye with optic nerve drawing	129	132	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Simbrinza	Brinzolamide/Brimonidine Tart	41	2,608	$8,107
Prednisolone Acetate	Prednisolone Acetate	247	7,996	$6,435
Brinzolamide	Brinzolamide	49	3,488	$5,573
Brimonidine Tartrate	Brimonidine Tartrate	87	4,953	$2,171
Brimonidine Tartrate-Timolol	Brimonidine Tartrate/Timolol	12	994	$2,060

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.	4	$95	Genentech USA, 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 Aaron Jacob Parnes, M.D.?

Tedicare shows public-source Medicare data for Aaron Jacob Parnes, M.D. (NPI 1780888586), 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 Aaron Jacob Parnes, M.D. have ACO affiliation data?

Aaron Jacob Parnes, M.D. is shown with ACO affiliation data for MaineHealth Accountable Care Organization (MSSP, ACO ID A1290).

What billing organization is linked to Aaron Jacob Parnes, M.D.?

Aaron Jacob Parnes, M.D. is linked to EYECARE MEDICAL GROUP (billing NPI 1467557280) in the available physician profile data.

Does Aaron Jacob Parnes, M.D. have Open Payments data?

Aaron Jacob Parnes, M.D. has 4 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.