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Dr. Jay C. Andersen, M.D.

Hematology & Oncology (Hematology & Oncology Physician)

  • Medicare participating

At a glance

Years since graduation
30
In the NPI registry since
2005
Medicare patients seen, 2024
411

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 1996Medical school: University of Kansas School of Med (Kc/Wich/Sal)
  • 2005Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Hematology & Oncology Physician primary
    OR license MD25119

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Hematology & Oncology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
411
Services billed
102,012
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Injection, darbepoetin alfa, 1 microgram (non-esrd use)17,10025
Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use)12,75020
Injection, pembrolizumab, 1 mg7,00017
Injection, fosaprepitant, 1 mg4,80024
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml2,25522
Injection, dexamethasone sodium phosphate, 1 mg59434
Injection, palonosetron hcl, 25 mcg41028
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count397127
Injection, granisetron hydrochloride, 100 mcg38025
Insertion of needle into vein for collection of blood sample356119

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 3 companies reported 4 payments worth $78.10 in total to this clinician.

By company
Astellas Pharma US Inc$37.61
Novartis Pharmaceuticals Corporation$20.49
Aveo Pharmaceuticals, Inc.$20.00
By type
Food and Beverage$58.10
Education$20.00

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Jan 13, 2025Aveo Pharmaceuticals, Inc.
Jan 13, 2025
Education
FOTIVDA · Oncology · in-kind
$20.00

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Oregon →

Industry-funded research

Named as a principal investigator on 12 industry-funded studies in 2025, from 6 companies. The companies reported $1,839,898 in research payments for these studies, mostly to the institutions running them.

  • A Phase IIIb Study to Characterize the Effectiveness and Safety of Adjuvant Ribociclib in a Wide Patient Population With HR+ HER2- Early Breast Cancer (Adjuvant WIDER)
    Novartis Pharmaceuticals Corporation
  • A Phase III, Open-label, Randomised Study of Neoadjuvant Datopotamab Deruxtecan (Dato DXd) Plus Durvalumab Followed by Adjuvant Durvalumab With or Without Chemotherapy Versus Neoadjuvant Pembrolizumab Plus Chemotherap…
    AstraZeneca Pharmaceuticals LP
  • A Study of Imlunestrant Versus Standard Endocrine Therapy in Participants With Early Breast Cancer
    Eli Lilly and Company · Active, not recruiting · NCT05514054
  • CAMBRIA-2 A Phase III, Open-Label, Randomised Study to Assess the Efficacy and Safety of Camizestrant (AZD9833, a Next Generation, Oral Selective Estrogen Receptor Degrader) vs Standard Endocrine Therapy (Aromatase In…
    AstraZeneca Pharmaceuticals LP
  • Phase III Study of Trastuzumab Deruxtecan (T-DXd) with or without Pertuzumab versus Taxane Trastuzumab and Pertuzumab in HER2-positive First-line Metastatic Breast Cancer (DESTINY-Breast09)
    AstraZeneca Pharmaceuticals LP
  • A Phase 3 Open-label, Randomised Study of Datopotamab Deruxtecan?(DatoDXd) With or Without Durvalumab Versus Investigators Choice of Therapy in Patients With Stage I-III Triple-negative Breast Cancer Who Have Residual…
    AstraZeneca Pharmaceuticals LP
  • A Global, Phase 2 Study of ARX788 in HER2-positive Metastatic Breast Cancer Patients Who Were Previously Treated With T-DXd
    Janssen Research & Development, LLC
  • Endocrine Therapy With or Without Abemaciclib (LY2835219) Following Surgery in Participants With Breast Cancer
    Eli Lilly and Company · Active, not recruiting · NCT03155997
  • A Randomized, Double-Blind, Phase III Study of Pembrolizumab versus Placebo in Combination with Neoadjuvant Chemotherapy and Adjuvant Endocrine Therapy for the Treatment of High-Risk Early-Stage Estrogen Receptor-Posi…
    Merck Sharp & Dohme LLC
  • A Phase III, Randomized, Double-blind Study to Evaluate Pembrolizumab plus Chemotherapy vs Placebo plus Chemotherapy as Neoadjuvant Therapy and Pembrolizumab vs Placebo as Adjuvant Therapy for Triple Negative Breast C…
    Merck Sharp & Dohme LLC

From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.

Other Hematology & Oncology clinicians in Portland

Sources

NPI registry (CMS NPPES, November 2026; record last updated December 22, 2011), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1922001023. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.