
Overview
Hollis Walker, MD, a hematologist and oncologist at Endeavor Health, specializes in diagnosing and treating cancer and blood disorders using a multidisciplinary approach. He combines evidence-based strategies with personalized medicine to support patients through every stage of care. Dr. Walker works closely with patients and their families to develop individualized treatment plans, focusing on safety, quality of life and long-term outcomes with compassion and respect.
Dr. Walker is rated as an Experienced provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Small Cell Lung Cancer (SCLC), Pleuropulmonary Blastoma, Familial Colorectal Cancer, and Lung Cancer.
His clinical research consists of co-authoring 12 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
- MEDICARE MAPD
- MEDICARE SNP
Locations
177 E. Brush Hill Rd., Cancer Center, Elmhurst, IL 60126
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.
Jochen Lorch is a Hematologist and an Oncologist in Chicago, Illinois. Dr. Lorch has been practicing medicine for over 32 years and is rated as an Elite provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Anaplastic Thyroid Cancer, Thyroid Cancer, Medullary Thyroid Carcinoma, Adenoid Cystic Carcinoma, and Thyroidectomy.
Endeavor Health Medical Group
Nicholas Paul Campbell, MD, an oncologist at Endeavor Health, focuses on the treatment of lung cancer and cancers of the head and neck. With 16 years of experience, he cares for patients facing complex diagnoses such as esophagus, oropharyngeal and laryngeal cancers. Dr. Campbell develops individualized treatment plans tailored to each patient’s condition, including those with rare malignancies like Merkel cell carcinoma and basal cell cancer. Dr. Campbell is rated as a Distinguished provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Lung Cancer, Small Cell Lung Cancer (SCLC), Non-Small Cell Lung Cancer (NSCLC), and EGFR Positive Lung Cancer.
Loyola University Medical Center
Joseph Clark is a Hematologist Oncology specialist and a Hematologist in Maywood, Illinois. Dr. Clark is rated as a Distinguished provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Melanoma, Renal Cell Carcinoma (RCC), Nasopharyngeal Carcinoma, Bone Marrow Aspiration, and Gastrostomy. Dr. Clark is currently accepting new patients.
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
- Distinguished
- Small Cell Lung Cancer (SCLC)Dr. Walker isDistinguished. Learn about Small Cell Lung Cancer (SCLC).
- Advanced
- ALK-Positive Non-Small Cell Lung Cancer
- Childhood Iron Deficiency AnemiaDr. Walker isAdvanced. Learn about Childhood Iron Deficiency Anemia.
- Colorectal CancerDr. Walker isAdvanced. Learn about Colorectal Cancer.
- EGFR Positive Lung CancerDr. Walker isAdvanced. Learn about EGFR Positive Lung Cancer.
- Essential ThrombocythemiaDr. Walker isAdvanced. Learn about Essential Thrombocythemia.
- Familial Colorectal CancerDr. Walker isAdvanced. Learn about Familial Colorectal Cancer.
- Experienced
- Acinic Cell Carcinoma of Salivary Glands
- Acquired AgranulocytosisDr. Walker isExperienced. Learn about Acquired Agranulocytosis.
- Acute Eosinophilic PneumoniaDr. Walker isExperienced. Learn about Acute Eosinophilic Pneumonia.
- Acute Mountain SicknessDr. Walker isExperienced. Learn about Acute Mountain Sickness.
- Adenoid Cystic CarcinomaDr. Walker isExperienced. Learn about Adenoid Cystic Carcinoma.
- Adult Immune ThrombocytopeniaDr. Walker isExperienced. Learn about Adult Immune Thrombocytopenia.


