Physician

Clement K. Chan, M.D.

According to 2025 Medicare claims, Clement Chan, M.D. (NPI: 1336131408) practices ophthalmology in the Riverside-San Bernardino-Ontario, CA market, with the plurality of this provider's patient population coming from Riverside, CA. This provider's primary affiliated billing organization is PACIFIC EYE INSTITUTE, A MEDICAL GROUP, INC. (NPI: 1962422709; TIN: 330303507) and primary practice location at 92211-6080.

Chan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 828 traditional Medicare patients, billed 39,169 HCPCS/CPT codes, and received $2,958,426 in Medicare payments. The top billing code was J0178 (Injection, aflibercept, 1 mg). Part D data shows 1,071 prescription claims across 166 beneficiaries totaling $57,698 in drug costs, led by Prolensa (Bromfenac Sodium). Open Payments data shows 28 records totaling $3,282. 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 did not follow a clear longitudinal pattern. 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	749	9,347	$2,029,554
2016	735	8,512	$2,034,495
2017	785	9,381	$2,147,095
2018	790	10,135	$2,225,567
2019	800	11,268	$2,536,471
2020	721	12,053	$2,681,504
2021	783	12,660	$2,685,522
2022	872	15,896	$2,813,132
2023	832	31,541	$2,998,530
2024	828	39,169	$2,958,426

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	277	1,343	$89,901
2016	272	1,518	$86,268
2017	222	1,062	$56,022
2018	222	1,129	$62,357
2019	183	1,018	$71,929
2020	167	958	$68,279
2021	172	922	$71,566
2022	149	926	$57,635
2023	166	1,016	$70,762
2024	166	1,071	$57,698

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	195	2,115	$656
92014	Established patient complete exam of visual system	436	712	$104
67028	Injection of drug into eye	350	1,774	$96
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	573	1,448	$66
92134	Imaging of retina	810	2,567	$33

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prolensa	Bromfenac Sodium	30	1,695	$13,082
Prednisolone Acetate	Prednisolone Acetate	190	7,959	$8,867
Bromfenac Sodium	Bromfenac Sodium	15	918	$5,857
Rhopressa	Netarsudil Mesylate	14	579	$4,113
Ketorolac Tromethamine	Ketorolac Tromethamine	170	6,793	$3,616

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.	26	$909	Genentech USA, Inc.
Research Payments	Reported research-related payment or transfer-of-value amount.	2	$2,373	Genentech, Inc.
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 Clement K. Chan, M.D.?

Tedicare shows public-source Medicare data for Clement K. Chan, M.D. (NPI 1336131408), 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 Clement K. Chan, 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 Clement K. Chan, M.D.?

Clement K. Chan, M.D. is linked to PACIFIC EYE INSTITUTE, A MEDICAL GROUP, INC. (billing NPI 1962422709) in the available physician profile data.

Does Clement K. Chan, M.D. have Open Payments data?

Clement K. Chan, M.D. has 28 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.