Experienced in IgG4-Related Disease

Dr. Gigi Q. Chen

Hematology Oncology | Hematology | Oncology
John Muir Health
John Muir Physician Network
1914 Tice Valley Blvd, 
Walnut Creek, CA 
Offers Telehealth

Experienced in IgG4-Related Disease
John Muir Health
John Muir Physician Network
1914 Tice Valley Blvd, 
Walnut Creek, CA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Gigi Chen is a Hematologist Oncology specialist and a Hematologist in Walnut Creek, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. Her top areas of expertise are Lung Cancer, Gliosarcoma, Embryonal Tumor with Multilayered Rosettes, and Neuroepithelioma.

Her clinical research consists of co-authoring 1 peer reviewed article and participating in 8 clinical trials. MediFind looks at clinical research from the past 15 years.

Specialties
Hematology Oncology
Hematology
Oncology
Licenses
Internal Medicine in CA
Hospital Affiliations
San Ramon Regional Medical Center
John Muir Medical Center - Walnut Creek Campus
John Muir Medical Center - Concord Campus
Languages Spoken
English
Bulgarian
Farsi
Filipino
French
Mandarin
Spanish
Gender
Female

Insurance

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

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • 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
Cigna
  • EPO
  • HMO
  • PPO
Contra Costa Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • OTHER COMMERCIAL
Health Net

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

Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
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

JOHN MUIR PHYSICIAN NETWORK
1914 Tice Valley Blvd, Walnut Creek, CA 94595
Call: 925-988-7595

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.


8 Clinical Trials

Adjuvant Lung Cancer Enrichment Marker Identification and Sequencing Trial (ALCHEMIST)
Adjuvant Lung Cancer Enrichment Marker Identification and Sequencing Trial (ALCHEMIST)
Enrollment Status: Active_not_recruiting
Publish Date: December 17, 2025
Intervention Type: Other, Procedure, Biological, Drug
Study Phase: Not Applicable
Randomized Study of Erlotinib Vs Observation in Patients With Completely Resected Epidermal Growth Factor Receptor (EGFR) Mutant Non-Small Cell Lung Cancer (NSCLC)
Randomized Study of Erlotinib Vs Observation in Patients With Completely Resected Epidermal Growth Factor Receptor (EGFR) Mutant Non-Small Cell Lung Cancer (NSCLC)
Enrollment Status: Active_not_recruiting
Publish Date: December 04, 2025
Intervention Type: Other, Drug
Study Drug: Erlotinib Hydrochloride
Study Phase: Phase 3
Molecular Analysis for Therapy Choice (MATCH)
Molecular Analysis for Therapy Choice (MATCH)
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Procedure, Drug, Other, Biological
Study Drugs: Adavosertib, Afatinib, Binimetinib, Capivasertib, Copanlisib, Crizotinib, Dabrafenib, Dasatinib, Defactinib, Erdafitinib, FGFR Inhibitor AZD4547, Ipatasertib, Larotrectinib, Nivolumab, Osimertinib, Palbociclib, Pertuzumab, PI3K-Beta Inhibitor GSK2636771, Sapanisertib, Sunitinib, Taselisib, Trametinib, Trastuzumab, Ulixertinib, Vismodegib
Study Phase: Phase 2
Adjuvant Nivolumab in Resected Lung Cancers (ANVIL)-A Randomized Phase III Study of Nivolumab After Surgical Resection and Adjuvant Chemotherapy in Non-Small Cell Lung Cancers
Adjuvant Nivolumab in Resected Lung Cancers (ANVIL)-A Randomized Phase III Study of Nivolumab After Surgical Resection and Adjuvant Chemotherapy in Non-Small Cell Lung Cancers
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Procedure, Biological, Other
Study Drug: Nivolumab
Study Phase: Phase 3
Randomized Trial of Standard Chemotherapy Alone or Combined With Atezolizumab as Adjuvant Therapy for Patients With Stage III Colon Cancer and Deficient DNA Mismatch Repair
Randomized Trial of Standard Chemotherapy Alone or Combined With Atezolizumab as Adjuvant Therapy for Patients With Stage III Colon Cancer and Deficient DNA Mismatch Repair
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Other, Procedure, Drug
Study Drugs: Atezolizumab, 5-Fluorouracil, Leucovorin, Oxaliplatin
Study Phase: Phase 3
Colorectal Cancer Metastatic dMMR/MSI-H Immuno-Therapy (COMMIT) Study: A Randomized Phase III Study of mFOLFOX6/Bevacizumab/Atezolizumab Combination Versus Single Agent Atezolizumab in the First-Line Treatment of Patients With Deficient DNA Mismatch Repair (dMMR)/Microsatellite Instability-High (MSI-H) Metastatic Colorectal Cancer
Colorectal Cancer Metastatic dMMR/MSI-H Immuno-Therapy (COMMIT) Study: A Randomized Phase III Study of mFOLFOX6/Bevacizumab/Atezolizumab Combination Versus Single Agent Atezolizumab in the First-Line Treatment of Patients With Deficient DNA Mismatch Repair (dMMR)/Microsatellite Instability-High (MSI-H) Metastatic Colorectal Cancer
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Other, Procedure, Drug, Biological
Study Phase: Phase 3
A Randomized Phase II/III Open-Label Study of Ipilimumab and Nivolumab Versus Temozolomide in Patients With Newly Diagnosed MGMT (Tumor O-6-Methylguanine DNA Methyltransferase) Unmethylated Glioblastoma
A Randomized Phase II/III Open-Label Study of Ipilimumab and Nivolumab Versus Temozolomide in Patients With Newly Diagnosed MGMT (Tumor O-6-Methylguanine DNA Methyltransferase) Unmethylated Glioblastoma
Enrollment Status: Active_not_recruiting
Publish Date: October 02, 2025
Intervention Type: Other, Biological, Procedure, Drug, Radiation, Device
Study Drugs: Ipilimumab, Nivolumab, Temozolomide
Study Phase: Phase 2/Phase 3
Blood Sample Collection to Evaluate Biomarkers in Subjects With Untreated Solid Tumors
Blood Sample Collection to Evaluate Biomarkers in Subjects With Untreated Solid Tumors
Enrollment Status: Completed
Publish Date: September 01, 2022
Intervention Type: Other
View 7 Less Clinical Trials

1 Total Publications

A phase 1/2 study of ixazomib in place of bortezomib or carfilzomib in a subsequent line of therapy for patients with multiple myeloma refractory to their last bortezomib or carfilzomib combination regimen.
A phase 1/2 study of ixazomib in place of bortezomib or carfilzomib in a subsequent line of therapy for patients with multiple myeloma refractory to their last bortezomib or carfilzomib combination regimen.
Journal: Experimental hematology
Published: February 25, 2022
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VIEW MORE IGG4-RELATED DISEASE DOCTORS

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. Chen's expertise for a condition
ConditionClose
    • Distinguished
    • Atypical Teratoid Rhabdoid Tumor (ATRT)
      Dr. Chen is
      Distinguished
      . Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
      See more Atypical Teratoid Rhabdoid Tumor (ATRT) experts
    • Embryonal Tumor with Multilayered Rosettes
      Dr. Chen is
      Distinguished
      . Learn about Embryonal Tumor with Multilayered Rosettes.
      See more Embryonal Tumor with Multilayered Rosettes experts
    • Gliosarcoma
      Dr. Chen is
      Distinguished
      . Learn about Gliosarcoma.
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    • Lung Cancer
      Dr. Chen is
      Distinguished
      . Learn about Lung Cancer.
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    • Neuroepithelioma
      Dr. Chen is
      Distinguished
      . Learn about Neuroepithelioma.
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    • Paget Disease of the Breast
      Dr. Chen is
      Distinguished
      . Learn about Paget Disease of the Breast.
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    View All 7 Distinguished Conditions
    • Advanced
    • Adult Immune Thrombocytopenia
      Dr. Chen is
      Advanced
      . Learn about Adult Immune Thrombocytopenia.
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    • Adult Soft Tissue Sarcoma
      Dr. Chen is
      Advanced
      . Learn about Adult Soft Tissue Sarcoma.
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    • Agranulocytosis
      Dr. Chen is
      Advanced
      . Learn about Agranulocytosis.
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    • ALK-Positive Non-Small Cell Lung Cancer
      Dr. Chen is
      Advanced
      . Learn about ALK-Positive Non-Small Cell Lung Cancer.
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    • Anemia
      Dr. Chen is
      Advanced
      . Learn about Anemia.
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    • Angiosarcoma
      Dr. Chen is
      Advanced
      . Learn about Angiosarcoma.
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    View All 70 Advanced Conditions
    • Experienced
    • Acute Arterial Occlusion of Kidney
      Dr. Chen is
      Experienced
      . Learn about Acute Arterial Occlusion of Kidney.
      See more Acute Arterial Occlusion of Kidney experts
    • Acute Hepatic Porphyria (AHP)
      Dr. Chen is
      Experienced
      . Learn about Acute Hepatic Porphyria (AHP).
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    • Acute Intermittent Porphyria
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      Experienced
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    • Acute Lymphoblastic Leukemia (ALL)
      Dr. Chen is
      Experienced
      . Learn about Acute Lymphoblastic Leukemia (ALL).
      See more Acute Lymphoblastic Leukemia (ALL) experts
    • Acute Mountain Sickness
      Dr. Chen is
      Experienced
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    • Acute Myeloblastic Leukemia with Maturation
      Dr. Chen is
      Experienced
      . Learn about Acute Myeloblastic Leukemia with Maturation.
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    View All 175 Experienced Conditions
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