Physician

John Hwang, MD

According to 2025 Medicare claims, John Hwang, MD (NPI: 1629235510) practices ophthalmology in the Anaheim-Santa Ana-Irvine, CA market, with the plurality of this provider's patient population coming from Orange, CA. This provider's primary affiliated billing organization is RETINA ASSOCIATES OF ORANGE COUNTY (NPI: 1114105384; TIN: 510665933) and primary practice location at 92653-3140.

Hwang's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 886 traditional Medicare patients, billed 30,678 HCPCS/CPT codes, and received $2,148,029 in Medicare payments. The top billing code was 92014 (Established patient complete exam of visual system). Part D data shows 514 prescription claims across 129 beneficiaries totaling $13,993 in drug costs, led by Prednisolone Acetate (Prednisolone Acetate). Open Payments data shows 4 records totaling $295. 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 $768,568 to $2,148,029. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $24,430 and ending at $13,993. 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	561	6,871	$768,568
2016	667	9,074	$1,084,145
2017	740	9,935	$1,234,755
2018	810	11,059	$1,442,100
2019	777	11,805	$1,562,958
2020	673	10,141	$1,512,139
2021	735	10,922	$1,639,256
2022	797	12,959	$1,770,872
2023	855	23,883	$1,969,019
2024	886	30,678	$2,148,029

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	116	416	$24,430
2016	135	345	$18,594
2017	110	321	$16,270
2018	139	439	$21,526
2019	119	442	$28,606
2020	100	338	$21,676
2021	112	478	$22,439
2022	104	371	$18,587
2023	112	506	$21,993
2024	129	514	$13,993

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	554	683	$103
67028	Injection of drug into eye	230	1,577	$99
92012	Established patient problem focused exam of visual system	327	824	$77
92134	Imaging of retina	861	2,578	$35
92202	Extended exam of the back part of the eye with optic nerve drawing	732	1,384	$13

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prednisolone Acetate	Prednisolone Acetate	230	7,546	$7,223
Ketorolac Tromethamine	Ketorolac Tromethamine	151	4,342	$2,098
Tobramycin-Dexamethasone	Tobramycin/Dexamethasone	27	619	$1,110
Brimonidine Tartrate	Brimonidine Tartrate	16	550	$1,005
Atropine Sulfate	Atropine Sulfate	18	910	$496

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	$295	Cardinal Health 110 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 John Hwang, MD?

Tedicare shows public-source Medicare data for John Hwang, MD (NPI 1629235510), 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 John Hwang, MD have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to John Hwang, MD?

John Hwang, MD is linked to RETINA ASSOCIATES OF ORANGE COUNTY (billing NPI 1114105384) in the available physician profile data.

Does John Hwang, MD have Open Payments data?

John Hwang, MD 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.