3.5
13 Ratings with 4 written Reviews
Summary
Dr. David Masiello is an oncologist and hematologist who earned his medical degree from Boston University School of Medicine. With 23 years of experience treating cancer and blood disorders, he brings extensive expertise to his patients' care. Dr. Masiello is fluent in both English and Spanish, allowing him to serve diverse communities throughout California.
Dr. Masiello practices at multiple locations across California, including Saint Johns Regional Medical Center in Oxnard, Emanate Health Foothill Presbyterian Hospital in Glendora, and Redlands Community Hospital in Redlands. He also sees patients at Kaweah Health Medical Center in Visalia and Providence Saint Mary Medical Center in Apple Valley. His clinical focus includes treating breast cancer, including advanced cases that have spread or returned after initial treatment. He performs essential diagnostic tests such as complete blood counts and comprehensive metabolic panels to monitor his patients' health throughout their …treatment journey. Patients have given Dr. Masiello an average rating of 3.5 out of 5.
Read More Read less Dr. Masiello practices at multiple locations across California, including Saint Johns Regional Medical Center in Oxnard, Emanate Health Foothill Presbyterian Hospital in Glendora, and Redlands Community Hospital in Redlands. He also sees patients at Kaweah Health Medical Center in Visalia and Providence Saint Mary Medical Center in Apple Valley. His clinical focus includes treating breast cancer, including advanced cases that have spread or returned after initial treatment. He performs essential diagnostic tests such as complete blood counts and comprehensive metabolic panels to monitor his patients' health throughout their …treatment journey. Patients have given Dr. Masiello an average rating of 3.5 out of 5.
Overview based on verified provider data
Quick Facts
- 23 years of experience
- speaks English, Spanish
- Boston University School Of Medicine
- 4 written reviews
- 2 specialties
- 17 areas of expertise
- 2 board certifications
- 5 hospital affiliations
- 6 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. David Potter Masiello has 6 locationsHematology Oncology Specialists
2140 GRAND AVE STE 230CHINO HILLS, CA 91709 Tel: (909) 325-2080
Mon9:00 am - 4:00 pm
Tue9:00 am - 4:00 pm
Wed9:00 am - 4:00 pm
Thu9:00 am - 4:00 pm
Fri9:00 am - 4:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. David Potter Masiello, MD | Dr. Shahrooz Eshaghian, MD, FACP | Dr. Virginia Von Schaefer, MD | Dr. Sara Capatanos |
| Oncology | Oncology | Oncology | Oncology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 23 Years of Experience | 20 Years of Experience | 43 Years of Experience | 20 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English, Farsi, Hebrew | Speaks English | Speaks Spanish, English |
| Oxnard , CA | Los Angeles , CA | San Clemente , CA | San Marcos , CA |
| Med School: Boston University School Of Medicine | Med School: Albert Einstein College of Medicine | Med School: Columbia University College Of Physicians & Surgeons | Med School: Drexel University College Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. David Potter Masiello
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. David Potter Masiello has the following 2 specialties
Specialty Expertise
Dr. David Potter Masiello has the following 17 areas of expertise
Certifications, License, & Education
23 Years Experience
Dr. David Potter Masiello holds an expired medical license in the state of California.
Medical License
Medical Doctor with an expired medical license in the state of California that expired in 2025.
Education & Training
Medical School
Graduated from Boston University School Of Medicine in 2003.
NPI Number
Dr. Masiello's NPI number is 1427277573.
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Frequently Asked Questions
- Is Dr. David Masiello accepting new patients?
- Dr. David Masiello has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- What languages does Dr. David Masiello speak?
- Dr. David Masiello speaks English and Spanish.
- Does Dr. David Masiello accept my insurance?
- You can see the insurance plans that Dr. David Masiello accepts on their Vitals profile.
- Which hospitals is Dr. David Masiello affiliated with?
- Dr. David Masiello is affiliated with Saint Johns Regional Medical Center, Emanate Health Foothill Presbyterian Hospital, Redlands Community Hospital, Kaweah Health Medical Center, and Providence Saint Mary Medical Center.
- Where is Dr. David Masiello's office located?
- Dr. David Masiello's office is located at 1600 N Rose Ave, Oxnard, CA, 93030.
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