Physician

John C Shin, M.D.

According to 2025 Medicare claims, John Shin, M.D. (NPI: 1114920477) 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 MARIN OPHTHALMIC CONSULTANTS, A MEDICAL CORPORATION (NPI: 1447253919; TIN: 942778154) and primary practice location at 94901-2850.

Shin's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 2,734 traditional Medicare patients, billed 5,460 HCPCS/CPT codes, and received $517,996 in Medicare payments. The top billing code was 92014 (Established patient complete exam of visual system). Part D data shows 2,079 prescription claims across 545 beneficiaries totaling $266,185 in drug costs, led by Lumigan (Bimatoprost). Open Payments data shows 4 records totaling $84. 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 $759,365 to $517,996. 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.

Year	Patients	Clm Lines	Payment
2015	3,334	7,287	$759,365
2016	3,235	7,050	$664,705
2017	3,048	6,864	$660,280
2018	3,170	6,867	$697,146
2019	3,056	6,451	$622,110
2020	2,276	4,323	$416,161
2021	2,724	5,453	$519,834
2022	2,777	5,462	$489,574
2023	2,782	5,438	$506,648
2024	2,734	5,460	$517,996

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	682	3,099	$289,334
2016	695	3,149	$328,633
2017	706	3,198	$366,091
2018	742	3,302	$386,895
2019	683	3,017	$394,762
2020	584	2,426	$315,051
2021	646	2,329	$325,897
2022	630	2,422	$353,921
2023	622	2,215	$304,549
2024	545	2,079	$266,185

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	1,163	1,200	$104
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	1,335	1,798	$73
92083	Exam of visual field with extended testing	378	382	$56
92134	Imaging of retina	331	337	$36
92133	Imaging of optic nerve	502	505	$30

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Lumigan	Bimatoprost	151	9,057	$84,514
Restasis	Cyclosporine	28	1,380	$28,658
Xiidra	Lifitegrast	15	990	$21,789
Timolol Maleate	Timolol Maleate	195	13,520	$14,839
Alphagan P	Brimonidine Tartrate	22	1,230	$12,823

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	$84	Alcon Vision 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 C. Shin, M.D.?

Tedicare shows public-source Medicare data for John C. Shin, M.D. (NPI 1114920477), 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 C. Shin, 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 John C. Shin, M.D.?

John C. Shin, M.D. is linked to MARIN OPHTHALMIC CONSULTANTS, A MEDICAL CORPORATION (billing NPI 1447253919) in the available physician profile data.

Does John C. Shin, M.D. have Open Payments data?

John C. Shin, 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.