What is Nicolaas De Wette's specialty?

Nicolaas De Wette (NPI 1689677692) is a Medicare-billing provider whose primary specialty is Radiation Oncology in Portland, OR.

Where does Nicolaas De Wette practice?

Nicolaas De Wette practices in Portland, OR, based on the location reported in the CMS Medicare provider datasets for NPI 1689677692.

How much does Medicare pay Nicolaas De Wette?

Nicolaas De Wette (NPI 1689677692) received approximately $70K in total Medicare Part B payments, serving 55 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1689677692

Nicolaas De WetteM.D.

Radiation OncologyPortland, ORI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$5K

Peer benchmark

Total Medicare services vs. 81 Radiation Oncology providers in OR — below median (cohort median 1,033).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$238

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Tamsulosin Hcl25 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Nicolaas De Wette's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Gregory Patton Radiation Oncology · Portland, OR	39	1,669
Daniel Kocarnik Diagnostic Radiology · Portland, OR	32	98
Christopher Altenhofen Diagnostic Radiology · Portland, OR	27	50
Tony Ho Medical Oncology · Portland, OR	22	496
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA	18	72
PROVIDENCE HEALTH & SERVICES OREGON	17	95
Ian Schnadig Hematology-Oncology · Tualatin, OR	13	82
LEGACY MERIDIAN PARK HOSPITAL	12	61
William Winter Gynecological Oncology · Tigard, OR	11	307

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events