Physician

Stephen Lewis Dalton, M.D.

According to 2025 Medicare claims, Stephen Dalton, M.D. (NPI: 1053318824) practices dermatology 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 NOVATO DERMATOLOGY ASSOCIATES A MEDICAL CORPORATION (NPI: 1003960063; TIN: 47-0861536) and primary practice location at 94947-4367.

Dalton's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,316 traditional Medicare patients, billed 12,830 HCPCS/CPT codes, and received $698,742 in Medicare payments. The top billing code was 17110 (Destruction of skin growth, 1-14 growths). Part D data shows 1,840 prescription claims across 682 beneficiaries totaling $595,819 in drug costs, led by Skyrizi Pen (Risankizumab-Rzaa). Open Payments data shows 1 records totaling $14. 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 sharply higher in recent years, from $96,882 to $595,819. 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	1,143	13,206	$594,801
2016	1,159	14,575	$629,707
2017	1,266	14,917	$644,694
2018	1,339	15,058	$657,464
2019	1,276	14,196	$668,839
2020	1,113	12,112	$536,576
2021	1,403	13,598	$694,491
2022	1,305	13,664	$691,070
2023	1,260	12,143	$650,863
2024	1,316	12,830	$698,742

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	391	1,031	$96,882
2016	423	1,105	$82,895
2017	491	1,282	$83,695
2018	519	1,285	$129,103
2019	574	1,462	$200,016
2020	527	1,328	$374,862
2021	650	1,618	$263,323
2022	664	1,641	$310,028
2023	631	1,626	$684,636
2024	682	1,840	$595,819

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
17110	Destruction of skin growth, 1-14 growths	621	876	$109
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	590	731	$104
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	723	1,229	$81
17000	Destruction of precancer skin growth, 1 growth	703	1,133	$47
88305	Pathology examination of tissue using a microscope, intermediate complexity	569	1,211	$34

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Skyrizi Pen	Risankizumab-Rzaa	18	1,400	$393,206
Otezla	Apremilast	11	330	$53,137
Opzelura	Ruxolitinib Phosphate	13	510	$33,429
Fluocinonide	Fluocinonide	182	5,167	$7,463
Halobetasol Propionate	Halobetasol Propionate	80	2,316	$4,164

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.	1	$14	Boehringer Ingelheim Pharmaceuticals, 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 Stephen Lewis Dalton, M.D.?

Tedicare shows public-source Medicare data for Stephen Lewis Dalton, M.D. (NPI 1053318824), 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 Stephen Lewis Dalton, 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 Stephen Lewis Dalton, M.D.?

Stephen Lewis Dalton, M.D. is linked to NOVATO DERMATOLOGY ASSOCIATES A MEDICAL CORPORATION (billing NPI 1003960063) in the available physician profile data.

Does Stephen Lewis Dalton, M.D. have Open Payments data?

Stephen Lewis Dalton, M.D. has 1 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.