Physician

Robert W Nash, M.D.

According to 2025 Medicare claims, Robert Nash, M.D. (NPI: 1649279456) practices ophthalmology in the Seattle-Bellevue-Kent, WA market, with the plurality of this provider's patient population coming from King, WA. This provider's primary affiliated billing organization is PACIFIC NORTHWEST RETINA PLLC (NPI: 1558940387; TIN: 853763379) and primary practice location at 98104-3304.

Nash's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 688 traditional Medicare patients, billed 33,747 HCPCS/CPT codes, and received $1,979,145 in Medicare payments. The top billing code was 67028 (Injection of drug into eye). Part D data shows 518 prescription claims across 147 beneficiaries totaling $29,339 in drug costs, led by Prednisolone Acetate (Prednisolone Acetate). Open Payments data shows 2 records totaling $44. 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 have moved up and down with repeated peaks and valleys, starting at $44,048 and ending at $29,339. 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	919	8,501	$1,803,540
2016	948	10,023	$1,793,042
2017	1,024	11,174	$2,165,196
2018	986	11,984	$2,277,249
2019	1,028	12,426	$2,495,317
2020	873	10,130	$2,110,453
2021	858	9,639	$2,064,051
2022	912	9,087	$1,831,111
2023	834	16,604	$1,920,938
2024	688	33,747	$1,979,145

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	195	692	$44,048
2016	180	583	$28,034
2017	188	670	$36,012
2018	175	643	$42,010
2019	200	708	$59,444
2020	201	799	$75,648
2021	214	684	$61,824
2022	218	781	$56,375
2023	154	610	$35,471
2024	147	518	$29,339

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
67028	Injection of drug into eye	226	950	$103
92014	Established patient complete exam of visual system	481	598	$94
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	142	174	$91
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	326	534	$68
92134	Imaging of retina	672	1,753	$32

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prednisolone Acetate	Prednisolone Acetate	104	4,252	$3,866
Difluprednate	Difluprednate	30	834	$3,069
Combigan	Brimonidine Tartrate/Timolol	11	300	$2,129
Bromfenac Sodium	Bromfenac Sodium	12	251	$1,999
Ketorolac Tromethamine	Ketorolac Tromethamine	61	2,777	$1,785

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.	2	$44	Genentech USA, Inc.
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 Robert W. Nash, M.D.?

Tedicare shows public-source Medicare data for Robert W. Nash, M.D. (NPI 1649279456), 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 Robert W. Nash, 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 Robert W. Nash, M.D.?

Robert W. Nash, M.D. is linked to PACIFIC NORTHWEST RETINA PLLC (billing NPI 1558940387) in the available physician profile data.

Does Robert W. Nash, M.D. have Open Payments data?

Robert W. Nash, 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.