Physician

Dan Siapco, M.D.

According to 2025 Medicare claims, Dan Siapco, M.D. (NPI: 1881631273) practices ophthalmology in the Mount Vernon-Anacortes, WA market, with the plurality of this provider's patient population coming from Skagit, WA. This provider's primary affiliated billing organization is NORTH CASCADE EYE ASSOCIATES PS (NPI: 1093750481; TIN: 331011052) and primary practice location at 98274-8752. Siapco is affiliated with the PSW ACO (ACO ID: A5323), participating under the MSSP model.

Siapco's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,235 traditional Medicare patients, billed 2,961 HCPCS/CPT codes, and received $379,751 in Medicare payments. The top billing code was 66984 (Removal of cataract with insertion of prosthetic lens). Part D data shows 1,495 prescription claims across 489 beneficiaries totaling $275,786 in drug costs, led by Restasis (Cyclosporine). DME data shows 11 claims. Open Payments data shows 2 records totaling $63. 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs have changed little. In contrast, DME billing represents a smaller volume and changed little.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,122	4,024	$404,599
2016	1,269	4,825	$470,000
2017	1,361	4,396	$474,448
2018	1,570	4,650	$576,998
2019	1,615	4,866	$593,830
2020	1,244	3,321	$356,438
2021	1,410	3,870	$425,441
2022	1,167	2,926	$338,739
2023	1,231	3,053	$374,868
2024	1,235	2,961	$379,751

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	462	2,226	$285,187
2016	509	2,511	$340,672
2017	453	2,066	$294,716
2018	485	2,280	$305,420
2019	420	1,541	$300,801
2020	417	1,607	$310,405
2021	509	1,779	$397,164
2022	505	1,684	$319,415
2023	508	1,616	$342,179
2024	489	1,495	$275,786

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	12	12	$619
2016	N/R	N/R	N/R
2017	11	11	$581
2018	11	11	$462
2019	15	15	$796
2020	40	42	$3,141
2021	87	88	$5,760
2022	31	31	$1,988
2023	38	38	$2,972
2024	11	11	$692

* / # = 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
66984	Removal of cataract with insertion of prosthetic lens	292	495	$398
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	286	322	$84
92014	Established patient complete exam of visual system	686	695	$82
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	276	394	$62
92133	Imaging of optic nerve	224	241	$25

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Restasis	Cyclosporine	95	5,940	$117,659
Cyclosporine	Cyclosporine	67	5,055	$43,657
Lumigan	Bimatoprost	73	4,125	$38,808
Combigan	Brimonidine Tartrate/Timolol	27	1,228	$7,036
Simbrinza	Brinzolamide/Brimonidine Tart	31	1,164	$6,601

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
V2020	Frames, purchases	N	11	11	$692

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	2	$63	Rayner Intraocular Lenses Limited
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

Explore More Providers

FAQ

What Medicare data is available for Dan Siapco, M.D.?

Tedicare shows public-source Medicare data for Dan Siapco, M.D. (NPI 1881631273), 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 Dan Siapco, M.D. have ACO affiliation data?

Dan Siapco, M.D. is shown with ACO affiliation data for PSW ACO (MSSP, ACO ID A5323).

What billing organization is linked to Dan Siapco, M.D.?

Dan Siapco, M.D. is linked to NORTH CASCADE EYE ASSOCIATES PS (billing NPI 1093750481) in the available physician profile data.

Does Dan Siapco, M.D. have Open Payments data?

Dan Siapco, M.D. has 2 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.