Expertise in
14
conditions

Dr. John J. Gregory

Hematology | Oncology
Office
33 Overlook Rd Ste 230, 
Summit, NJ 
Clinical Trials:Currently Recruiting for 7 Trials
Expertise in
14
conditions
Office
33 Overlook Rd Ste 230, 
Summit, NJ 

Overview

John Gregory is a Hematologist and an Oncologist practicing medicine in Summit, New Jersey.

Dr. Gregory is highly rated in 14 conditions, according to our data. His clinical expertise encompasses Acute Promyelocytic Leukemia, Hepatoblastoma, Langerhans Cell Histiocytosis, Reticulohistiocytoma, and Bone Marrow Aspiration.

He is actively involved in clinical research, co-authoring 14 peer reviewed articles and participating in 45 clinical trials.

Specialties

Hematology
Oncology

Licenses

Pediatric Hematology-Oncology in NJ

Languages Spoken

English

Gender

Male

Insurance

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

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Accepted insurance plans:

Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO

Locations

Office
33 Overlook Rd Ste 230, Summit, NJ 07901

Additional Areas of Focus

Dr. Gregory has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Immune Thrombocytopenic Purpura (ITP)

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.

45 Clinical Trials

A Phase 3 Randomized Non-Inferiority Study of Carboplatin and Vincristine Versus Selumetinib (NSC# 748727) in Newly Diagnosed or Previously Untreated Low-Grade Glioma (LGG) Not Associated With BRAFV600E Mutations or Systemic Neurofibromatosis Type 1 (NF1)
A Phase 3 Randomized Non-Inferiority Study of Carboplatin and Vincristine Versus Selumetinib (NSC# 748727) in Newly Diagnosed or Previously Untreated Low-Grade Glioma (LGG) Not Associated With BRAFV600E Mutations or Systemic Neurofibromatosis Type 1 (NF1)
Enrollment Status: Recruiting
Publish Date: September 03, 2026
Intervention Type: Procedure, Drug, Other
Study Drugs: Carboplatin, Selumetinib Sulfate, Vincristine Sulfate
Study Phase: Phase 3
A Phase 2 Study of Blinatumomab (NSC# 765986) in Combination With Nivolumab (NSC# 748726), a Checkpoint Inhibitor of PD-1, in B-ALL Patients Aged >/= 1 to < 31 Years Old With First Relapse
A Phase 2 Study of Blinatumomab (NSC# 765986) in Combination With Nivolumab (NSC# 748726), a Checkpoint Inhibitor of PD-1, in B-ALL Patients Aged >/= 1 to < 31 Years Old With First Relapse
Enrollment Status: Recruiting
Publish Date: September 01, 2026
Intervention Type: Procedure, Drug, Radiation, Biological
Study Drugs: Blinatumomab, Cyclophosphamide, Cytarabine, Dexamethasone, Etoposide, Hydrocortisone Sodium Succinate, Leucovorin Calcium, Mercaptopurine, Methotrexate, Nivolumab, Pegaspargase, Thioguanine, Vincristine Sulfate
Study Phase: Phase 2
The Project: EveryChild Protocol: A Registry, Eligibility Screening, Biology and Outcome Study
The Project: EveryChild Protocol: A Registry, Eligibility Screening, Biology and Outcome Study
Enrollment Status: Recruiting
Publish Date: August 25, 2026
Intervention Type: Other
A Phase 3 Study of Active Surveillance for Low Risk and a Randomized Trial of Carboplatin vs. Cisplatin for Standard Risk Pediatric and Adult Patients With Germ Cell Tumors
A Phase 3 Study of Active Surveillance for Low Risk and a Randomized Trial of Carboplatin vs. Cisplatin for Standard Risk Pediatric and Adult Patients With Germ Cell Tumors
Enrollment Status: Recruiting
Publish Date: August 25, 2026
Intervention Type: Procedure, Biological, Drug, Other
Study Drugs: Bleomycin, Bleomycin Sulfate, Carboplatin, Cisplatin, Etoposide, Etoposide Phosphate
Study Phase: Phase 3
Treatment of Newly Diagnosed Diffuse Anaplastic Wilms Tumors (DAWT) and Relapsed Favorable Histology Wilms Tumors (FHWT)
Treatment of Newly Diagnosed Diffuse Anaplastic Wilms Tumors (DAWT) and Relapsed Favorable Histology Wilms Tumors (FHWT)
Enrollment Status: Recruiting
Publish Date: August 25, 2026
Intervention Type: Radiation, Drug, Procedure
Study Drugs: Carboplatin, Cyclophosphamide, Doxorubicin, Etoposide, Ifosfamide, Irinotecan, Topotecan, Vincristine
Study Phase: Phase 2
A Phase 3 Randomized Trial of Inotuzumab Ozogamicin (IND#:133494, NSC#: 772518) for Newly Diagnosed High-Risk B-ALL; Risk-Adapted Post-Induction Therapy for High-Risk B-ALL, Mixed Phenotype Acute Leukemia, and Disseminated B-LLy
A Phase 3 Randomized Trial of Inotuzumab Ozogamicin (IND#:133494, NSC#: 772518) for Newly Diagnosed High-Risk B-ALL; Risk-Adapted Post-Induction Therapy for High-Risk B-ALL, Mixed Phenotype Acute Leukemia, and Disseminated B-LLy
Enrollment Status: Recruiting
Publish Date: August 25, 2026
Intervention Type: Procedure, Drug, Biological, Radiation, Other
Study Drugs: Calaspargase, Cyclophosphamide, Cytarabine, Daunorubicin, Dexamethasone, Doxorubicin, Inotuzumab, Leucovorin, 6-Mercaptopurine, Methotrexate, Pegaspargase, Prednisolone, Thioguanine, Vincristine
Study Phase: Phase 3
A Phase 3 Study of 131I-Metaiodobenzylguanidine (131I-MIBG) or ALK Inhibitor Therapy Added to Intensive Therapy for Children With Newly Diagnosed High-Risk Neuroblastoma (NBL)
A Phase 3 Study of 131I-Metaiodobenzylguanidine (131I-MIBG) or ALK Inhibitor Therapy Added to Intensive Therapy for Children With Newly Diagnosed High-Risk Neuroblastoma (NBL)
Enrollment Status: Recruiting
Publish Date: August 25, 2026
Intervention Type: Drug, Procedure, Biological, Radiation
Study Drugs: Busulfan, Carboplatin, Cisplatin, Crizotinib, Cyclophosphamide, Dexrazoxane Hydrochloride, Dinutuximab, Doxorubicin Hydrochloride, Etoposide Phosphate, Isotretinoin, Melphalan Hydrochloride, Sargramostim, Thiotepa, Topotecan Hydrochloride, Vincristine Sulfate
Study Phase: Phase 3
Phase 2 Trial of XL184 (Cabozantinib) an Oral Small-Molecule Inhibitor of Multiple Kinases, in Children and Young Adults With Refractory Sarcomas, Wilms Tumor, and Other Rare Tumors
Phase 2 Trial of XL184 (Cabozantinib) an Oral Small-Molecule Inhibitor of Multiple Kinases, in Children and Young Adults With Refractory Sarcomas, Wilms Tumor, and Other Rare Tumors
Enrollment Status: Active_not_recruiting
Publish Date: August 28, 2026
Intervention Type: Drug, Other
Study Drugs: Cabozantinib, Cabozantinib-S-Malate
Study Phase: Phase 2
A Randomized Phase 3 Study of Vincristine, Dactinomycin, Cyclophosphamide (VAC) Alternating With Vincristine and Irinotecan (VI) Versus VAC/VI Plus Temsirolimus (TORI, Torisel, NSC# 683864) in Patients With Intermediate Risk (IR) Rhabdomyosarcoma (RMS)
A Randomized Phase 3 Study of Vincristine, Dactinomycin, Cyclophosphamide (VAC) Alternating With Vincristine and Irinotecan (VI) Versus VAC/VI Plus Temsirolimus (TORI, Torisel, NSC# 683864) in Patients With Intermediate Risk (IR) Rhabdomyosarcoma (RMS)
Enrollment Status: Active_not_recruiting
Publish Date: August 28, 2026
Intervention Type: Radiation, Drug, Biological, Other
Study Drugs: Cyclophosphamide, Dactinomycin, Irinotecan hydrochloride, Temsirolimus, Vincristine sulfate, Vinorelbine
Study Phase: Phase 3
Pediatric Hepatic Malignancy International Therapeutic Trial (PHITT)
Pediatric Hepatic Malignancy International Therapeutic Trial (PHITT)
Enrollment Status: Active_not_recruiting
Publish Date: August 25, 2026
Intervention Type: Drug, Other, Procedure
Study Drugs: Carboplatin, Cisplatin, Doxorubicin, Etoposide, Fluorouracil, Gemcitabine, Irinotecan, Oxaliplatin, Sorafenib, Vincristine Sulfate
Study Phase: Phase 3
View 3 Less Clinical Trials

14 Total Publications

Which shoulder functions correlate with patient satisfaction after primary shoulder arthroplasty?
Which shoulder functions correlate with patient satisfaction after primary shoulder arthroplasty?
Journal: Journal of shoulder and elbow surgery
Published: January 27, 2025
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Frequently Asked Questions about Dr. John J. Gregory

How do I make an appointment with Dr. John J. Gregory?

You can book an appointment with Dr. John J. Gregory by calling their office at 908-522-2353. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. John J. Gregory a top-rated expert for Acute Promyelocytic Leukemia?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. John J. Gregory is classified as an Advanced expert for Acute Promyelocytic Leukemia, 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. John J. Gregory specialize in?

While Dr. John J. Gregory is a Hematology, they have specific expertise in Acute Promyelocytic Leukemia, Hepatoblastoma, and Langerhans Cell Histiocytosis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Hematology.

Does Dr. John J. Gregory participate in research or clinical trials?

Yes. Dr. John J. Gregory has published 14 articles and abstracts on conditions like Acute Promyelocytic Leukemia. You can view a list of Dr. John J. Gregory's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. John J. Gregory accept my insurance?

Dr. John J. Gregory accepts most major insurance plans, including Humana. We recommend calling the office directly at 908-522-2353 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

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