Dr. William Lawler

Hematology
St. Joseph Heritage Healthcare
2151 N Harbor Blvd Ste 2200, 
Fullerton, CA 
St. Joseph Heritage Healthcare
2151 N Harbor Blvd Ste 2200, 
Fullerton, CA 

Overview

William Lawler is a Hematologist practicing medicine in Fullerton, California.

His clinical expertise encompasses Lung Cancer, Small Cell Lung Cancer (SCLC), Breast Cancer, and Non-Small Cell Lung Cancer (NSCLC).

He is actively involved in clinical research, co-authoring 7 peer reviewed articles and participating in 38 clinical trials.

Specialties

Hematology

Licenses

Internal Medicine in AR

Languages Spoken

English

Gender

Male

Insurance

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

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Locations

St. Joseph Heritage Healthcare
2151 N Harbor Blvd Ste 2200, Fullerton, CA 92835
Other Locations
St Jude Hospital Yorba Linda
279 Imperial Hwy Ste 730, Fullerton, CA 92835

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.

36 Clinical Trials

A Randomized, Phase III Trial to Evaluate the Efficacy and Safety of Pembrolizumab (MK-3475) as Adjuvant Therapy for Triple Receptor-Negative Breast Cancer With >/= 1 CM Residual Invasive Cancer or Positive Lymph Nodes (ypN1mi, ypN1-3) After Neoadjuvant Chemotherapy
A Randomized, Phase III Trial to Evaluate the Efficacy and Safety of Pembrolizumab (MK-3475) as Adjuvant Therapy for Triple Receptor-Negative Breast Cancer With >/= 1 CM Residual Invasive Cancer or Positive Lymph Nodes (ypN1mi, ypN1-3) After Neoadjuvant Chemotherapy
Enrollment Status: Active_not_recruiting
Publish Date: April 13, 2026
Intervention Type: Other, Radiation, Procedure, Biological
Study Drug: Pembrolizumab
Study Phase: Phase 3
Molecular Analysis for Therapy Choice (MATCH)
Molecular Analysis for Therapy Choice (MATCH)
Enrollment Status: Active_not_recruiting
Publish Date: April 13, 2026
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
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: April 13, 2026
Intervention Type: Other, Drug
Study Drug: Erlotinib Hydrochloride
Study Phase: Phase 3
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: April 13, 2026
Intervention Type: Procedure, Biological, Other
Study Drug: Nivolumab
Study Phase: Phase 3
A Phase II/III Randomized Trial of Veliparib or Placebo in Combination With Adjuvant Temozolomide in Newly Diagnosed Glioblastoma With MGMT Promoter Hypermethylation
A Phase II/III Randomized Trial of Veliparib or Placebo in Combination With Adjuvant Temozolomide in Newly Diagnosed Glioblastoma With MGMT Promoter Hypermethylation
Enrollment Status: Active_not_recruiting
Publish Date: April 13, 2026
Intervention Type: Other, Drug
Study Drugs: Temozolomide, Veliparib
Study Phase: Phase 2/Phase 3
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: April 13, 2026
Intervention Type: Other, Procedure, Biological, Drug
Study Phase: Not Applicable
A Phase III Multi-center, Randomized, Open-label Trial to Evaluate Efficacy and Safety of Ribociclib With Endocrine Therapy as an Adjuvant Treatment in Patients With Hormone Receptor-positive, HER2-negative Early Breast Cancer (New Adjuvant TriAl With Ribociclib [LEE011]: NATALEE)
A Phase III Multi-center, Randomized, Open-label Trial to Evaluate Efficacy and Safety of Ribociclib With Endocrine Therapy as an Adjuvant Treatment in Patients With Hormone Receptor-positive, HER2-negative Early Breast Cancer (New Adjuvant TriAl With Ribociclib [LEE011]: NATALEE)
Enrollment Status: Active_not_recruiting
Publish Date: April 01, 2026
Intervention Type: Drug, Other
Study Drug: Ribociclib
Study Phase: Phase 3
Randomized, Double-blind, Phase 3 Study of Tucatinib or Placebo in Combination With Ado-trastuzumab Emtansine (T-DM1) for Subjects With Unresectable Locally-advanced or Metastatic HER2+ Breast Cancer (HER2CLIMB-02)
Randomized, Double-blind, Phase 3 Study of Tucatinib or Placebo in Combination With Ado-trastuzumab Emtansine (T-DM1) for Subjects With Unresectable Locally-advanced or Metastatic HER2+ Breast Cancer (HER2CLIMB-02)
Enrollment Status: Active_not_recruiting
Publish Date: March 30, 2026
Intervention Type: Drug
Study Drugs: tucatinib, T-DM1
Study Phase: Phase 3
JUNIPER: A Randomized Phase 3 Study of Abemaciclib Plus Best Supportive Care Versus Erlotinib Plus Best Supportive Care in Patients With Stage IV NSCLC With a Detectable KRAS Mutation Who Have Progressed After Platinum-Based Chemotherapy
JUNIPER: A Randomized Phase 3 Study of Abemaciclib Plus Best Supportive Care Versus Erlotinib Plus Best Supportive Care in Patients With Stage IV NSCLC With a Detectable KRAS Mutation Who Have Progressed After Platinum-Based Chemotherapy
Enrollment Status: Active_not_recruiting
Publish Date: February 06, 2026
Intervention Type: Drug
Study Drugs: Abemaciclib, Erlotinib
Study Phase: Phase 3
Alternate Approaches for Clinical Stage II or III Estrogen Receptor Positive Breast Cancer Neoadjuvant Treatment (ALTERNATE) in Postmenopausal Women: A Phase III Study
Alternate Approaches for Clinical Stage II or III Estrogen Receptor Positive Breast Cancer Neoadjuvant Treatment (ALTERNATE) in Postmenopausal Women: A Phase III Study
Enrollment Status: Active_not_recruiting
Publish Date: January 22, 2026
Intervention Type: Drug
Study Drugs: Fulvestrant, Anastrozole
Study Phase: Phase 3
View 9 Less Clinical Trials

7 Total Publications

TNFR2 is Expressed by a Discrete Subset of Epidermal γδ T Cells with an IL-17 Gene Signature during Psoriasis.
TNFR2 is Expressed by a Discrete Subset of Epidermal γδ T Cells with an IL-17 Gene Signature during Psoriasis.
Journal: bioRxiv : the preprint server for biology
Published: September 18, 2025
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Frequently Asked Questions about Dr. William Lawler

How do I make an appointment with Dr. William Lawler?

You can book an appointment with Dr. William Lawler by calling their office at 714-446-5900. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. William Lawler a top-rated expert for Lung Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. William Lawler is classified as an Experienced expert for Lung 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. William Lawler specialize in?

While Dr. William Lawler is a Hematology, they have specific expertise in Lung Cancer, Small Cell Lung Cancer (SCLC), and Breast Cancer. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Hematology.

Does Dr. William Lawler participate in research or clinical trials?

Yes. Dr. William Lawler has published 7 articles and abstracts on conditions like Lung Cancer. You can view a list of Dr. William Lawler's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

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.

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