Expertise in
23
conditions

Dr. Donald Northfelt

Oncology
Mayo Clinic Hospital In Arizona
5777 E Mayo Blvd, 
Phoenix, AZ 
Offers Telehealth
Expertise in
23
conditions
Mayo Clinic Hospital In Arizona
5777 E Mayo Blvd, 
Phoenix, AZ 

Overview

Donald Northfelt is an Oncologist in Phoenix, Arizona. Dr. Northfelt is highly rated in 23 conditions, according to our data. His top areas of expertise are Breast Cancer, HER-2 Positive Breast Cancer, Angiosarcoma, Inflammatory Breast Cancer, and Bone Marrow Aspiration.

His clinical research consists of co-authoring 115 peer reviewed articles and participating in 23 clinical trials. MediFind looks at clinical research from the past 15 years.

Specialties

Oncology

Licenses

Internal Medicine in CO

Hospital Affiliations

Mayo Clinic Hospital
Phoenix Indian Medical Center

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health Net

Accepted plan types not found. Please verify directly with the provider.

Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Moda Health
  • EPO
  • PPO
Oscar
  • EPO
  • HMO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Sanford Health
  • HMO
  • PPO
SelectHealth
  • HMO
  • POS
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
VibrantRx
  • MEDICARE PDP
  • OTHER MEDICARE
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 15 Less Insurance Carriers -

Locations

Mayo Clinic Hospital In Arizona
5777 E Mayo Blvd, Phoenix, AZ 85054

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

21 Clinical Trials

A Randomized, Open Label, Phase III Trial to Evaluate the Efficacy and Safety of Palbociclib + Anti-HER2 Therapy + Endocrine Therapy vs. Anti-HER2 Therapy + Endocrine Therapy After Induction Treatment for Hormone Receptor Positive (HR+)/HER2-Positive Metastatic Breast Cancer
A Randomized, Open Label, Phase III Trial to Evaluate the Efficacy and Safety of Palbociclib + Anti-HER2 Therapy + Endocrine Therapy vs. Anti-HER2 Therapy + Endocrine Therapy After Induction Treatment for Hormone Receptor Positive (HR+)/HER2-Positive Metastatic Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: February 12, 2026
Intervention Type: Drug
Study Drugs: Palbociclib, Trastuzumab, Pertuzumab, Letrozole, Anastrozole, Exemestane, Fulvestrant
Study Phase: Phase 3
BYLieve: A Phase II, Multicenter, Open-label, Three-cohort, Non- Comparative Study to Assess the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole in Patients With PIK3CA Mutant, Hormone Receptor (HR) Positive, HER2-negative Advanced Breast Cancer (aBC), Who Have Progressed on or After Prior Treatments
BYLieve: A Phase II, Multicenter, Open-label, Three-cohort, Non- Comparative Study to Assess the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole in Patients With PIK3CA Mutant, Hormone Receptor (HR) Positive, HER2-negative Advanced Breast Cancer (aBC), Who Have Progressed on or After Prior Treatments
Enrollment Status: Completed
Publish Date: January 13, 2026
Intervention Type: Drug
Study Drugs: Alpelisib, Fulvestrant, Letrozole, Goserelin, Leuprolide
Study Phase: Phase 2
A Phase II Trial of Neoadjuvant PD 0332991, a Cyclin-Dependent Kinase (Cdk) 4/6 Inhibitor, in Combination With Anastrozole in Women With Clinical Stage 2 or 3 Estrogen Receptor Positive and HER2 Negative Breast Cancer
A Phase II Trial of Neoadjuvant PD 0332991, a Cyclin-Dependent Kinase (Cdk) 4/6 Inhibitor, in Combination With Anastrozole in Women With Clinical Stage 2 or 3 Estrogen Receptor Positive and HER2 Negative Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: December 09, 2025
Intervention Type: Procedure, Drug
Study Drugs: PD0332991, Anastrozole, Goserelin
Study Phase: Phase 2
Window Trial of Abemaciclib for Surgically Resectable, Chemotherapy-Resistant, Triple Negative Breast Cancer (a BEAUTY Study*)
Window Trial of Abemaciclib for Surgically Resectable, Chemotherapy-Resistant, Triple Negative Breast Cancer (a BEAUTY Study*)
Enrollment Status: Terminated
Publish Date: November 12, 2025
Intervention Type: Procedure, Drug
Study Drug: Abemaciclib
Study Phase: Phase 2
Randomized Phase 2 Study of Neoadjuvant Chemotherapy, Carboplatin and Paclitaxel, With or Without Atezolizumab in Triple Negative Breast Cancer (TNBC)
Randomized Phase 2 Study of Neoadjuvant Chemotherapy, Carboplatin and Paclitaxel, With or Without Atezolizumab in Triple Negative Breast Cancer (TNBC)
Enrollment Status: Active_not_recruiting
Publish Date: October 16, 2025
Intervention Type: Procedure, Drug
Study Drugs: carboplatin, paclitaxel, atezolizumab
Study Phase: Phase 2
A Phase 1/2 Trial of ABT-888, an Inhibitor of Poly(ADP-ribose) Polymerase (PARP), and Topotecan (TPT) in Patients With Solid Tumors (Phase 1) and Relapsed Ovarian Cancer or Primary Peritoneal Cancer (Phase 2) After Prior Platinum Containing First-Line Chemotherapy
A Phase 1/2 Trial of ABT-888, an Inhibitor of Poly(ADP-ribose) Polymerase (PARP), and Topotecan (TPT) in Patients With Solid Tumors (Phase 1) and Relapsed Ovarian Cancer or Primary Peritoneal Cancer (Phase 2) After Prior Platinum Containing First-Line Chemotherapy
Enrollment Status: Active_not_recruiting
Publish Date: September 15, 2025
Intervention Type: Other, Drug
Study Drugs: Topotecan Hydrochloride, Veliparib
Study Phase: Phase 1/Phase 2
Phase II Trial to Evaluate the Efficacy of the FASN Inhibitor, TVB-2640, in Combination With Trastuzumab Plus Paclitaxel or Endocrine Therapy in Patients With HER2+ Metastatic Breast Cancer Resistant to Trastuzumab-Based Therapy
Phase II Trial to Evaluate the Efficacy of the FASN Inhibitor, TVB-2640, in Combination With Trastuzumab Plus Paclitaxel or Endocrine Therapy in Patients With HER2+ Metastatic Breast Cancer Resistant to Trastuzumab-Based Therapy
Enrollment Status: Active_not_recruiting
Publish Date: July 16, 2025
Intervention Type: Procedure, Drug, Biological
Study Drugs: FASN Inhibitor TVB-2640, Paclitaxel, Trastuzumab
Study Phase: Phase 2
A Randomized, Open-Label, Phase 3 Study of Abemaciclib Combined With Standard Adjuvant Endocrine Therapy Versus Standard Adjuvant Endocrine Therapy Alone in Patients With High Risk, Node Positive, Early Stage, Hormone Receptor Positive, Human Epidermal Receptor 2 Negative, Breast Cancer
A Randomized, Open-Label, Phase 3 Study of Abemaciclib Combined With Standard Adjuvant Endocrine Therapy Versus Standard Adjuvant Endocrine Therapy Alone in Patients With High Risk, Node Positive, Early Stage, Hormone Receptor Positive, Human Epidermal Receptor 2 Negative, Breast Cancer
Enrollment Status: Active_not_recruiting
Publish Date: April 20, 2025
Intervention Type: Drug
Study Drugs: Abemaciclib, Standard Adjuvant Endocrine Therapy
Study Phase: Phase 3
Prospective Study to Evaluate the Role of Tumor Sequencing in Women Receiving Palbociclib for Advanced Hormone Receptor (HR)-Positive, Breast Cancer (PROMISE)
Prospective Study to Evaluate the Role of Tumor Sequencing in Women Receiving Palbociclib for Advanced Hormone Receptor (HR)-Positive, Breast Cancer (PROMISE)
Enrollment Status: Active_not_recruiting
Publish Date: March 06, 2025
Intervention Type: Procedure, Other
A Phase III Randomized Double-blind, Placebo Controlled Study of Alpelisib in Combination With Fulvestrant for Men and Postmenopausal Women With Hormone Receptor Positive, HER2-negative Advanced Breast Cancer Which Progressed on or After Aromatase Inhibitor Treatment
A Phase III Randomized Double-blind, Placebo Controlled Study of Alpelisib in Combination With Fulvestrant for Men and Postmenopausal Women With Hormone Receptor Positive, HER2-negative Advanced Breast Cancer Which Progressed on or After Aromatase Inhibitor Treatment
Enrollment Status: Completed
Publish Date: February 13, 2025
Intervention Type: Drug
Study Drugs: Fulvestrant, Alpelisib
Study Phase: Phase 3
View 9 Less Clinical Trials

115 Total Publications

Erratum: Prospective Study of Supplemental Screening With Contrast-Enhanced Mammography in Women With Elevated Risk of Breast Cancer: Results of the Prevalence Round.
Erratum: Prospective Study of Supplemental Screening With Contrast-Enhanced Mammography in Women With Elevated Risk of Breast Cancer: Results of the Prevalence Round.
Journal: Journal of clinical oncology : official journal of the American Society of Clinical Oncology
Published: September 02, 2025
Similar Doctors
Expertise in
21
conditions
Dr. Tanios Bekaii
Oncology
Expertise in
21
conditions
Dr. Tanios Bekaii
Oncology

AZ - Cancer

5777 E Mayo Blvd, 
Phoenix, AZ 
 (10.7 miles away)
480-933-6836
Languages Spoken:
English
See accepted insurances

Tanios Bekaii is an Oncologist in Phoenix, Arizona. Dr. Bekaii is highly rated in 21 conditions, according to our data. His top areas of expertise are Colorectal Cancer, Pancreatic Cancer, Cholangiocarcinoma (Bile Duct Cancer), Pancreatic Ductal Adenocarcinoma, and Pancreatectomy.

Expertise in
32
conditions
Dr. Allison Rosenthal
Hematology | Oncology
Expertise in
32
conditions
Dr. Allison Rosenthal
Hematology | Oncology

AZ - Cancer

5777 E Mayo Blvd, 
Phoenix, AZ 
 (10.7 miles away)
480-933-6836
Experience:
17+ years
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Allison Rosenthal is a Hematologist and an Oncologist in Phoenix, Arizona. Dr. Rosenthal has been practicing medicine for over 17 years is highly rated in 32 conditions, according to our data. Her top areas of expertise are Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), B-Cell Lymphoma, Bone Marrow Transplant, and Bone Marrow Aspiration.

Expertise in
19
conditions
Dr. Mitesh Borad
Oncology
Expertise in
19
conditions
Dr. Mitesh Borad
Oncology

AZ - Cancer

5777 E Mayo Blvd, 
Phoenix, AZ 
 (10.7 miles away)
480-933-6836
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Mitesh Borad is an Oncologist in Phoenix, Arizona. Dr. Borad is highly rated in 19 conditions, according to our data. His top areas of expertise are Cholangiocarcinoma (Bile Duct Cancer), Pancreatic Cancer, Liver Cancer, Gallbladder Cancer, and Tissue Biopsy.

Frequently Asked Questions about Dr. Donald Northfelt

How do I make an appointment with Dr. Donald Northfelt?

You can book an appointment with Dr. Donald Northfelt by calling their office at 480-301-8000. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Donald Northfelt a top-rated expert for Breast Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Donald Northfelt is classified as an Elite expert for Breast Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Donald Northfelt specialize in?

While Dr. Donald Northfelt is a Oncology, they have specific expertise in Breast Cancer, HER-2 Positive Breast Cancer, and Angiosarcoma. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Oncology.

Does Dr. Donald Northfelt participate in research or clinical trials?

Yes. Dr. Donald Northfelt has published 115 articles and abstracts on conditions like Breast Cancer. You can view a list of Dr. Donald Northfelt's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Donald Northfelt accept my insurance?

Dr. Donald Northfelt accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 480-301-8000 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Northfelt's expertise for a condition
ConditionClose
View All 9 Distinguished Conditions
View All 13 Advanced Conditions
View All 103 Experienced Conditions
Want to save this doctor for later?
Sign Up
Is this your doctor?
Find A Second Opinion
Not sure about your diagnosis?
Check Your Symptoms
 
 
 
 
Learn about our expert tiers
Learn More
Are you the provider on this profile?
Claim Profile