0 reviews
Summary
Dr. Gregory Alexander is an oncologist who specializes in radiation oncology, focusing on the precise delivery of radiation treatments to combat cancer. He earned his medical degree from Sidney Kimmel Medical College at Thomas Jefferson University and brings eight years of experience to his practice. Dr. Alexander speaks English and provides comprehensive cancer care through advanced radiation techniques.
Dr. Alexander practices in Sewell, New Jersey, where he treats patients with various cancer diagnoses including brain tumors such as meningioma and prostate cancer, including advanced cases that have spread beyond the original site. He performs several types of radiation therapy including external beam radiation, which delivers targeted treatment from outside the body, and brachytherapy, where radioactive sources are placed directly near the tumor. His expertise encompasses the full spectrum of radiation oncology treatments designed to destroy cancer cells while protecting healthy …tissue.
Read More Read less Dr. Alexander practices in Sewell, New Jersey, where he treats patients with various cancer diagnoses including brain tumors such as meningioma and prostate cancer, including advanced cases that have spread beyond the original site. He performs several types of radiation therapy including external beam radiation, which delivers targeted treatment from outside the body, and brachytherapy, where radioactive sources are placed directly near the tumor. His expertise encompasses the full spectrum of radiation oncology treatments designed to destroy cancer cells while protecting healthy …tissue.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 8 years of experience
- 5 insurance plans accepted
- speaks English
- Sidney Kimmel Medical College At Thomas Jefferson University
- 1 specialty
- 2 areas of expertise
- 1 office location
- Male
Office Location
Radiation Oncology at Washington Township
900 Medical Center Dr Ste 100Sewell, NJ 08080 Tel: (856) 582-3008
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Gregory S. Alexander, MD | Cyrus Maziki | Sanjay Reddy | Stacey Su |
| Oncology | Oncology | Oncology | Oncology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 8 Years of Experience | 19 Years of Experience | 27 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English | ||
| Sewell , NJ | Philadelphia , PA | Philadelphia , PA | Philadelphia , PA |
| Med School: Sidney Kimmel Medical College At Thomas Jefferson University | Med School: Medical University Of The Americas (Nevis) | Med School: University Of California San Diego School Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Gregory S. Alexander
Medical Specialties
Gregory S. Alexander has the following specialty
Specialty Expertise
Gregory S. Alexander has the following 2 areas of expertise
Certifications, License, & Education
8 Years Experience
Gregory S. Alexander holds an active medical license in the states of New Jersey and Pennsylvania.
Medical License
Medical Doctor with an active medical license in the state of New Jersey that expires in 2027 and an active medical license in the state of Pennsylvania that expires in 2026.
Education & Training
Medical School
Graduated from Sidney Kimmel Medical College At Thomas Jefferson University in 2018.
NPI Number
Gregory S. Alexander's NPI number is 1588157895.
Similar doctors
Frequently Asked Questions
- Does Gregory Alexander accept virtual/telehealth appointments?
- Gregory Alexander has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Gregory Alexander?
- You can find contact information for Gregory Alexander here on Vitals.
- Is Gregory Alexander accepting new patients?
- Gregory Alexander is accepting new patients on Vitals. View Gregory Alexander's profile on Vitals to make an appointment.
- Where is Gregory Alexander's office located?
- Gregory Alexander's office is located at 900 Medical Center Dr Ste 100, Sewell, NJ, 08080.
- What languages does Gregory Alexander speak?
- Gregory Alexander speaks English.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.





