Physician

Judy Ju-Yi Chen, M.D.

According to 2025 Medicare claims, Judy Chen, M.D. (NPI: 1265875611) practices ophthalmology in the San Rafael, CA market, with the plurality of this provider's patient population coming from Marin, CA. This provider's primary affiliated billing organization is WEST COAST RETINA MEDICAL GROUP, INC. (NPI: 1053389064; TIN: 942275625) and primary practice location at 94925-1176.

Chen's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,079 traditional Medicare patients, billed 35,398 HCPCS/CPT codes, and received $2,872,699 in Medicare payments. The top billing code was J0178 (Injection, aflibercept, 1 mg). Part D data shows 304 prescription claims across 97 beneficiaries totaling $21,261 in drug costs, led by Prolensa (Bromfenac Sodium). Open Payments data shows 16 records totaling $3,500. 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 $23,331 to $2,872,699. In contrast, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $66,578 to $21,261. 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	34	103	$23,331
2017	101	374	$80,470
2018	869	5,922	$951,150
2019	1,053	10,384	$1,743,495
2020	728	6,801	$1,318,474
2021	1,007	8,846	$1,992,189
2022	914	10,137	$1,671,466
2023	962	23,621	$2,303,092
2024	1,079	35,398	$2,872,699

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	185	676	$66,578
2016	180	700	$51,408
2017	72	248	$22,053
2018	85	228	$21,576
2019	107	266	$19,646
2020	96	194	$14,025
2021	111	302	$27,128
2022	92	219	$22,993
2023	119	309	$27,751
2024	97	304	$21,261

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	250	2,184	$658
92004	New patient complete exam of visual system	120	120	$141
67028	Injection of drug into eye	404	1,529	$126
92014	Established patient complete exam of visual system	695	954	$120
92134	Imaging of retina	1,061	2,526	$40

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prolensa	Bromfenac Sodium	11	540	$3,726
Prednisolone Acetate	Prednisolone Acetate	61	3,387	$3,525
Bromfenac Sodium	Bromfenac Sodium	18	699	$2,717
Ketorolac Tromethamine	Ketorolac Tromethamine	21	904	$411
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	22	1,730	$269

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.	16	$3,500	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 Judy Ju-Yi Chen, M.D.?

Tedicare shows public-source Medicare data for Judy Ju-Yi Chen, M.D. (NPI 1265875611), 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 Judy Ju-Yi Chen, 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 Judy Ju-Yi Chen, M.D.?

Judy Ju-Yi Chen, M.D. is linked to WEST COAST RETINA MEDICAL GROUP, INC. (billing NPI 1053389064) in the available physician profile data.

Does Judy Ju-Yi Chen, M.D. have Open Payments data?

Judy Ju-Yi Chen, M.D. has 16 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.