Expertise in
30
conditions

Dr. Jeffrey W. Clark

Oncology
Massachusetts General Hospital
55 Fruit St, 
Boston, MA 
Accepting New Patients
Offers Telehealth
Expertise in
30
conditions
Massachusetts General Hospital
55 Fruit St, 
Boston, MA 

Overview

Jeffrey Clark is an Oncologist practicing medicine in Boston, Massachusetts.

Dr. Clark is highly rated in 30 conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Colorectal Cancer, Cholangiocarcinoma (Bile Duct Cancer), Pancreaticoduodenectomy, and Tissue Biopsy.

He is actively involved in clinical research, co-authoring 151 peer reviewed articles and participating in 4 clinical trials. Dr. Clark is currently accepting new patients.

Specialties

Oncology

Licenses

Internal Medicine in MA

Hospital Affiliations

Massachusetts General Hospital
North Shore Medical Center -
Cooley Dickinson Hospital Inc,the
Brigham And Women's Hospital
Wentworth-Douglass Hospital

Languages Spoken

English

Gender

Male

Insurance

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

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
BMC HealthNet
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
Cigna
  • EPO
  • HMO
  • PPO
Commonwealth Care Alliance
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
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
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Mass General Brigham Health Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Tufts
  • HMO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
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 10 Less Insurance Carriers -

Locations

Massachusetts General Hospital
55 Fruit St, Boston, MA 02114

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.

4 Clinical Trials

An Open Label, Two-Part, Phase Ib/II Study to Investigate the Safety, Pharmacokinetics, Pharmacodynamics, and Clinical Activity of the MEK Inhibitor Trametinib and the BCL2-Family Inhibitor Navitoclax (ABT-263) in Combination in Subjects With KRAS or NRAS Mutation-Positive Advanced Solid Tumors
An Open Label, Two-Part, Phase Ib/II Study to Investigate the Safety, Pharmacokinetics, Pharmacodynamics, and Clinical Activity of the MEK Inhibitor Trametinib and the BCL2-Family Inhibitor Navitoclax (ABT-263) in Combination in Subjects With KRAS or NRAS Mutation-Positive Advanced Solid Tumors
Enrollment Status: Active_not_recruiting
Publish Date: May 28, 2026
Intervention Type: Procedure, Biological, Drug
Study Phase: Phase 1/Phase 2
A Multi-part, Phase 1, Multi-center, Open-label Study of DKN-01 as a Monotherapy or in Combination With Paclitaxel or Pembrolizumab in Patients With Relapsed or Refractory Esophagogastric Malignancies
A Multi-part, Phase 1, Multi-center, Open-label Study of DKN-01 as a Monotherapy or in Combination With Paclitaxel or Pembrolizumab in Patients With Relapsed or Refractory Esophagogastric Malignancies
Enrollment Status: Completed
Publish Date: August 03, 2025
Intervention Type: Drug
Study Phase: Phase 1
A Multicenter Phase 2 Clinical Trial of Pembrolizumab in Metastatic Anal Cancer
A Multicenter Phase 2 Clinical Trial of Pembrolizumab in Metastatic Anal Cancer
Enrollment Status: Completed
Publish Date: June 12, 2023
Intervention Type: Drug
Study Drug: Pembrolizumab
Study Phase: Phase 2
A Phase I Dose Escalation Study, With Cohort Expansion, to Evaluate the Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of AbGn-107 Therapy in Patients With Chemo-refractory Locally Advanced, Recurrent, or Metastatic Gastric, Colorectal, Pancreatic or Biliary Cancer
A Phase I Dose Escalation Study, With Cohort Expansion, to Evaluate the Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of AbGn-107 Therapy in Patients With Chemo-refractory Locally Advanced, Recurrent, or Metastatic Gastric, Colorectal, Pancreatic or Biliary Cancer
Enrollment Status: Terminated
Publish Date: July 13, 2021
Intervention Type: Biological
Study Phase: Phase 1
View 3 Less Clinical Trials

151 Total Publications

Neoadjuvant Chemotherapy With or Without Radiotherapy in Resected Pancreatic Ductal Adenocarcinoma.
Neoadjuvant Chemotherapy With or Without Radiotherapy in Resected Pancreatic Ductal Adenocarcinoma.
Journal: JAMA surgery
Published: August 26, 2026
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Frequently Asked Questions about Dr. Jeffrey W. Clark

How do I make an appointment with Dr. Jeffrey W. Clark?

You can book an appointment with Dr. Jeffrey W. Clark by calling their office at 617-724-4000. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Jeffrey W. Clark a top-rated expert for Pancreatic Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Jeffrey W. Clark is classified as an Elite expert for Pancreatic 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. Jeffrey W. Clark specialize in?

While Dr. Jeffrey W. Clark is a Oncology, they have specific expertise in Pancreatic Cancer, Colorectal Cancer, and Cholangiocarcinoma (Bile Duct Cancer). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Oncology.

Does Dr. Jeffrey W. Clark participate in research or clinical trials?

Yes. Dr. Jeffrey W. Clark has published 151 articles and abstracts on conditions like Pancreatic Cancer. You can view a list of Dr. Jeffrey W. Clark's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Jeffrey W. Clark accept my insurance?

Dr. Jeffrey W. Clark accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 617-724-4000 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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