Physician

Gary J. Lau, M.D.

According to 2025 Medicare claims, Gary Lau, M.D. (NPI: 1427049568) practices ophthalmology in the Springfield, OH market, with the plurality of this provider's patient population coming from Clark, OH. This provider's primary affiliated billing organization is GOES PHYSICIANS INC (NPI: 1992878250; TIN: 311499979) and primary practice location at 45505-1371. Lau is affiliated with the Mercy Health Select, LLC (ACO ID: A1215), participating under the MSSP model.

Lau's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 933 traditional Medicare patients, billed 3,966 HCPCS/CPT codes, and received $465,183 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 3,492 prescription claims across 745 beneficiaries totaling $229,944 in drug costs, led by Lumigan (Bimatoprost). Open Payments data shows 6 records totaling $458. 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 declined steadily, from $626,066 to $465,183. Concurrently, Part D prescription costs have changed little. 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.

Part B Carrier Billing Trend. X-axis: year 2015-2024. Y-axis: Medicare payment, unit: USD. Field: Tot_Mdcr_Pymt_Amt. Source: Medicare Physician & Other Practitioners by Provider.0$397K$794K2015 Medicare payment: $626,066 (USD; Tot_Mdcr_Pymt_Amt)2016 Medicare payment: $653,157 (USD; Tot_Mdcr_Pymt_Amt)2017 Medicare payment: $793,784 (USD; Tot_Mdcr_Pymt_Amt)2018 Medicare payment: $771,976 (USD; Tot_Mdcr_Pymt_Amt)2019 Medicare payment: $637,244 (USD; Tot_Mdcr_Pymt_Amt)2020 Medicare payment: $388,623 (USD; Tot_Mdcr_Pymt_Amt)2021 Medicare payment: $317,774 (USD; Tot_Mdcr_Pymt_Amt)2022 Medicare payment: $360,060 (USD; Tot_Mdcr_Pymt_Amt)2023 Medicare payment: $455,947 (USD; Tot_Mdcr_Pymt_Amt)2024 Medicare payment: $465,183 (USD; Tot_Mdcr_Pymt_Amt)2015201620172018201920202021202220232024
YearPatientsClm LinesPayment
20151,5406,305$626,066
20161,7076,996$653,157
20171,7557,571$793,784
20181,5206,684$771,976
20191,3195,472$637,244
20207922,968$388,623
20211,0064,006$317,774
20229703,912$360,060
20231,0344,329$455,947
20249333,966$465,183

Part D Events Trend

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

Part D Events Trend. X-axis: year 2015-2024. Y-axis: Drug cost, unit: USD. Field: Tot_Drug_Cst. Source: Medicare Part D Prescribers by Provider.0$153K$306K2015 Drug cost: $304,701 (USD; Tot_Drug_Cst)2016 Drug cost: $305,646 (USD; Tot_Drug_Cst)2017 Drug cost: $294,312 (USD; Tot_Drug_Cst)2018 Drug cost: $281,134 (USD; Tot_Drug_Cst)2019 Drug cost: $243,673 (USD; Tot_Drug_Cst)2020 Drug cost: $209,444 (USD; Tot_Drug_Cst)2021 Drug cost: $196,208 (USD; Tot_Drug_Cst)2022 Drug cost: $225,944 (USD; Tot_Drug_Cst)2023 Drug cost: $249,673 (USD; Tot_Drug_Cst)2024 Drug cost: $229,944 (USD; Tot_Drug_Cst)2015201620172018201920202021202220232024
YearPatientsClaimsDrug Cost
20157513,268$304,701
20167603,407$305,646
20177863,606$294,312
20187003,314$281,134
20196793,115$243,673
20205352,635$209,444
20216382,768$196,208
20226553,028$225,944
20237433,571$249,673
20247453,492$229,944

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

No connected DME records

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.

CodeDescriptionPatientsClm LinesTotal Payment
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more315343$73
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more6821,063$58
92083Exam of visual field with extended testing239239$36
92134Imaging of retina225628$26
92133Imaging of optic nerve224225$20

Top 5 Part D drugs in 2024

By total drug costs.

DrugGenericClaimsTotal Day SupplyTotal Drug Cost
LumiganBimatoprost2579,853$95,352
RestasisCyclosporine271,455$27,433
LatanoprostLatanoprost1,44266,056$11,281
Travatan ZTravoprost11860$10,715
RhopressaNetarsudil Mesylate25815$9,117

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

CategoryDefinitionRecordsTotal Reported AmountTop Related Entity
General PaymentsReported payment or transfer-of-value amount.6$458Ocular Therapeutix, Inc.
Research PaymentsReported research-related payment or transfer-of-value amount.0$0N/R
Ownership / Investment InterestsReported value of ownership or investment interests.0$0N/R

FAQ

What Medicare data is available for Gary J. Lau, M.D.?

Tedicare shows public-source Medicare data for Gary J. Lau, M.D. (NPI 1427049568), 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 Gary J. Lau, M.D. have ACO affiliation data?

Gary J. Lau, M.D. is shown with ACO affiliation data for Mercy Health Select, LLC (MSSP, ACO ID A1215).

What billing organization is linked to Gary J. Lau, M.D.?

Gary J. Lau, M.D. is linked to GOES PHYSICIANS INC (billing NPI 1992878250) in the available physician profile data.

Does Gary J. Lau, M.D. have Open Payments data?

Gary J. Lau, M.D. has 6 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.