Physician

David Gregory Kornguth, M.D.

According to 2025 Medicare claims, David Kornguth, M.D. (NPI: 1801820394) practices radiation oncology in the San Francisco-San Mateo-Redwood City, CA market, with the plurality of this provider's patient population coming from San Francisco, CA. This provider's primary affiliated billing organization is GOLDEN GATE UROLOGY INC (NPI: 1063640738; TIN: 264439142) and primary practice location at 94103-2413.

Kornguth's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 208 traditional Medicare patients, billed 8,235 HCPCS/CPT codes, and received $2,220,958 in Medicare payments. The top billing code was G6015 (Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session). Part D data shows 909 prescription claims across 248 beneficiaries totaling $523,722 in drug costs, led by Xtandi (Enzalutamide). Open Payments data shows 31 records totaling $874. 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 risen steadily, from $12,535 to $523,722. 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	182	11,598	$2,685,037
2016	164	10,628	$2,293,925
2017	171	9,134	$1,956,884
2018	180	10,554	$2,501,770
2019	199	10,683	$2,837,952
2020	173	9,559	$2,442,500
2021	195	8,647	$2,350,030
2022	175	9,763	$2,525,453
2023	211	10,326	$2,649,211
2024	208	8,235	$2,220,958

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	96	361	$12,535
2016	91	345	$20,761
2017	78	310	$18,576
2018	150	604	$18,851
2019	165	674	$14,678
2020	196	787	$10,911
2021	209	887	$33,519
2022	221	929	$178,690
2023	226	1,102	$372,377
2024	248	909	$523,722

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
G6015	Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session	74	2,446	$393
99205	New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	82	82	$189
77014	Ct guidance for insertion of radiation therapy fields	73	2,422	$121
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	158	288	$108
77336	Continuing radiation therapy consultation per week	72	500	$97

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Xtandi	Enzalutamide	14	420	$199,103
Orgovyx	Relugolix	38	1,130	$102,384
Tamsulosin Hcl	Tamsulosin Hcl	400	23,936	$5,011
Bicalutamide	Bicalutamide	89	2,788	$1,667
Silodosin	Silodosin	24	720	$975

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.	31	$874	Janssen Biotech, 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 David Gregory Kornguth, M.D.?

Tedicare shows public-source Medicare data for David Gregory Kornguth, M.D. (NPI 1801820394), 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 David Gregory Kornguth, 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 David Gregory Kornguth, M.D.?

David Gregory Kornguth, M.D. is linked to GOLDEN GATE UROLOGY INC (billing NPI 1063640738) in the available physician profile data.

Does David Gregory Kornguth, M.D. have Open Payments data?

David Gregory Kornguth, M.D. has 31 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.