Physician

Nicklas B Oldenburg, M.D.

According to 2025 Medicare claims, Nicklas Oldenburg, M.D. (NPI: 1801899760) practices radiation oncology in the Providence-Warwick, RI-MA market, with the plurality of this provider's patient population coming from Providence, RI. This provider's primary affiliated billing organization is BROWN UROLOGY, INC. (NPI: 1467973099; TIN: 821512459) and primary practice location at 02904-5707.

Oldenburg's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 288 traditional Medicare patients, billed 2,951 HCPCS/CPT codes, and received $533,758 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 230 prescription claims across 83 beneficiaries totaling $3,260 in drug costs, led by Tamsulosin Hcl (Tamsulosin Hcl). No Open Payments records. 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 moved up and down with repeated peaks and valleys, starting at $798,596 and ending at $533,758. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $2,936 and ending at $3,260. 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	394	4,798	$798,596
2016	250	2,575	$398,841
2017	267	2,241	$406,028
2018	321	3,818	$619,801
2019	345	4,077	$706,170
2020	310	3,641	$625,813
2021	365	3,789	$712,960
2022	363	3,166	$587,106
2023	294	2,402	$434,530
2024	288	2,951	$533,758

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	28	122	$2,936
2016	33	122	$2,532
2017	22	91	$2,070
2018	29	98	$1,155
2019	37	122	$1,246
2020	37	118	$1,587
2021	44	129	$2,444
2022	50	135	$1,866
2023	54	156	$2,995
2024	83	230	$3,260

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	68	736	$283
99205	New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	60	60	$173
77014	Ct guidance for insertion of radiation therapy fields	90	773	$93
77336	Continuing radiation therapy consultation per week	64	226	$71
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	150	164	$64

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Tamsulosin Hcl	Tamsulosin Hcl	201	13,909	$2,823

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Nicklas B. Oldenburg, M.D.?

Tedicare shows public-source Medicare data for Nicklas B. Oldenburg, M.D. (NPI 1801899760), 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 Nicklas B. Oldenburg, 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 Nicklas B. Oldenburg, M.D.?

Nicklas B. Oldenburg, M.D. is linked to BROWN UROLOGY, INC. (billing NPI 1467973099) in the available physician profile data.

Does Nicklas B. Oldenburg, M.D. have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests 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.