Dr. John Ayers, MD

Dr. John Ayers, MD

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Hematology & Oncology  ·  
Male  ·  
49 y/o
(19)

Accepting new patients

Dr. John Ayers, MD is a hematology & oncology specialist in Warrenville, IL. He specializes in hematology & oncology.

Northwestern Medicine Regional Medical Group

4405 Weaver Pkwy

Warrenville, IL 60555
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Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield of Illinois
  • Cigna
  • Cigna-HealthSpring
  • CorVel
  • Coventry Health Care
  • First Health (Coventry Health Care)
  • HealthLink
  • HFN
  • Humana
  • LifeSynch
  • Medicaid
  • MultiPlan
  • Private HealthCare Systems

Background Check

No malpractice claims found for Illinois
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
Learn more about background checks

Experience Check

Check Dr. Ayers' experience treating your condition or procedure

Dr. Ayers' Top Procedures and Conditions

Treatment Frequency
Blood Disorders
very high
very high

Treatment Frequency

Dr. Ayers treats Blood Disorders more than 99% of his peers

Dr. Ayers treats this condition more than 99% of his peers

Anemia
very high
very high

Treatment Frequency

Dr. Ayers treats Anemia more than 98% of his peers

Dr. Ayers treats this condition more than 98% of his peers

Rating Includes other areas of care:

  • Acquired Aplastic Anemia
  • Anemia of Pregnancy
  • Aplastic Anemia
  • Atypical Hemolytic Uremic Syndrome
  • Autoimmune Hemolytic Anemia (AIHA)
  • Chronic Anemia
  • Cold Autoimmune Hemolytic Anemia
  • Diamond-Blackfan Anemia
  • D-Negative Hemolytic Uremic Syndrome (D - HUS)
  • D-Negative Hemolytic Uremic Syndrome, Pregnancy Related
  • D-Positive Hemolytic Uremic Syndrome (D + HUS)
  • Hemolytic Anemia, Acquired Autoimmune
  • Hemolytic Uremic Syndrome
  • Hereditary Spherocytosis
  • Iron Deficiency Anemia
  • Megaloblastic Anemia
  • Microcytic Hypochromic Anemia
  • Myelpathic Anemia
  • Neonatal Anemia
  • Nutritional Anemia
  • Nutritional Sideroblastic Anemia
  • Pernicious Anemia
  • Refractory Anemia With Excess Blasts
  • Refractory Anemia With Excess Blasts-1
  • Refractory Anemia With Excess Blasts-2
  • Secondary Cold Autoimmune Hemolytic Anemia
  • Sideroblastic Anemia
  • Sideroblastic Anemia With Spinocerebellar Ataxia
  • Sideroblastic Anemia, Pyridoxine-Responsive, Autosomal Recessive
  • Warm Autoimmune Hemolytic Anemia
Cancer
very high
very high

Treatment Frequency

Dr. Ayers treats Cancer more than 97% of his peers

Dr. Ayers treats this condition more than 97% of his peers

Rating Includes other areas of care:

  • Adenoid Cystic Carcinoma
  • Adolescent Cancer
  • Adrenal Cortical Carcinoma
  • Adrenal Gland Cancer
  • Adult Cerebral Astrocytoma
  • Adult Small Cell Lung Cancer
  • Ampullary Carcinoma
  • Anal and Rectal Cancer
  • Anal Cancer
  • Anaplastic Oligodendroglioma
  • Angiosarcoma of the Breast
  • Appendix Cancer
  • Astrocytoma
  • Basal Cell Carcinoma (BCC)
  • Basal Type Breast Cancer
  • Benign Astrocytoma
  • Bile Duct Cancer
  • Biliary Cancer
  • Bladder Cancer
  • Blood Cancer
  • Bone Cancer
  • Brain and Nervous System Cancer (Includes: Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
  • Brain Cancer
  • Brainstem Glioma
  • Breast Cancer
  • Breast Cancer Recurrence
  • Bronchioalveolar Carcinoma
  • Bronchogenic Carcinoma
  • Cancer of Floor of Mouth
  • Cerebellar Astrocytoma
  • Cerebral Astrocytoma
  • Cervical Cancer
  • Cholangiocarcinoma
  • Chordoma
  • Choriocarcinoma
  • Chromophobe Renal Cell Carcinoma
  • Clear Cell Adenocarcinoma
  • Clear Cell Renal Cell Carcinoma
  • Colorectal Cancer
  • Cutaneous Squamous Cell Carcinoma
  • Distal Colorectal Cancer
  • Distal Gastrointestinal Tract Cancers
  • Ductal Carcinoma in Situ
  • Duodenal Cancer
  • Ear Cancer
  • Endocrine Cancer
  • Endometrial Cancer
  • ENT Cancer
  • Epidermoid Carcinoma
  • Epithelial-Myoepithelial Carcinoma
  • Esophageal Cancer
  • Extrahepatic Bile Duct Cancer
  • Eye Cancer
  • Facial Skin Cancer
  • Fallopian Tube Cancer
  • Familial Colorectal Cancer
  • Familial Pancreatic Cancer
  • Familial Renal Cancer
  • Familial Renal Cell Carcinoma
  • Fibrolamellar Hepatocellular Carcinoma
  • Follicular Adenocarcinoma
  • Follicular Thyroid Cancer
  • Gall Bladder Cancer
  • Gallbladder & Biliary Tract Cancer
  • Gastric Cancer, Borrmann 4
  • Gastroenterologic Cancer (Colon, Stomach, Esophageal, Liver)
  • Genital System Cancer
  • Genitourinary Cancers
  • Gland Cancer
  • Glassy Cell Carcinoma
  • Glioma
  • Gliomatosis Cerebri
  • Gynecologic Cancer
  • Hamartomatous Colorectal Cancer
  • Heart Cancer
  • Hepatobiliary Cancer
  • Hepatocellular Cancer
  • Hepatocellular Carcinoma
  • Hip Cancer
  • Hypopharyngeal Cancer
  • Inflammatory Breast Cancer
  • Infundibulocystic Basal Cell Carcinoma
  • Intestinal Cancer
  • Intrahepatic Cholangiocarcinoma
  • Invasive Breast Cancer
  • Invasive Ductal Carcinoma
  • Invasive Lobular Carcinoma
  • Joint Cancer
  • Juvenile Pilocytic Astrocytoma
  • Laryngeal Cancer
  • Laryngeal Carcinoma
  • Limb Cancer
  • Lip Cancer
  • Liver Cancer
  • Locally Advanced Breast Cancer
  • Lung Cancer
  • Lymphoma of the Breast
  • Male Breast Cancer
  • Male Genitourinary Cancer
  • Malignant Astrocytoma
  • Malignant Breast Tumor
  • Malignant Glioma
  • Mediastinal Cancer
  • Medullary Thyroid Cancer
  • Medulloblastoma
  • Melanoma-Astrocytoma Syndrome
  • Merkel Cell Cancer
  • Metastatic Adrenal Gland Cancer
  • Metastatic Blood Cancer
  • Metastatic Bone Cancer
  • Metastatic Breast Cancer
  • Metastatic Cancer
  • Metastatic Liver Cancer
  • Metastatic Lymph Cancer
  • Metastatic Nervous System Cancer
  • Metastatic Prostate Cancer
  • Metastatic Skin Cancer
  • Metastatic Soft Tissue Cancer
  • Metastatic Spinal Cord Cancer
  • Metastatic Squamous Neck Cancer With Occult Primary
  • MSI-H Colorectal Cancer
  • MSI-L Colorectal Cancer
  • MSS Colorectal Cancer
  • Muscle Cancer
  • Nasal Cavity Cancer
  • Nasopharyngeal Cancer
  • Neck Cancer
  • Nerve Cancer
  • Neuroendocrine Cancer
  • Nevoid Basal Cell Carcinoma Syndrome
  • Nodular Basal Cell Carcinoma
  • Noduloulcerative Basal Cell Carcinoma
  • Non-Melanoma Skin Cancer
  • Nonpolyposis Colorectal Cancer, Familial
  • Non-Small Cell Lung Cancer
  • Nose Cancer
  • Oligodendroglioma
  • Oral Cancer
  • Oral Squamous Cell Carcinoma
  • Oropharyngeal Cancer
  • Oropharyngeal Cancer, Adult
  • Osteosarcoma of the Breast
  • Ovarian Cancer
  • Ovarian Epithelial Cancer
  • Palate Cancer
  • Pancreatic Cancer
  • Pancreatic Islet Cell Cancer
  • Papillary Renal Cell Carcinoma
  • Papillary Thyroid Cancer
  • Paranasal Sinus Cancer
  • Parathyroid (Gland) Cancer
  • Parathyroid Carcinoma
  • Parotid Gland Cancer
  • Pediatric Cancer
  • Pelvic Cancer
  • Penile Cancer
  • Pharyngeal Cancer
  • Pigmented Basal Cell Carcinoma
  • Pleura Cancer
  • Pre-Invasive Breast Cancer
  • Primary Prostate Cancer
  • Prostate Cancer
  • Prostate Cancer - Hereditary - 1
  • Prostate Cancer - Hereditary - 10
  • Prostate Cancer - Hereditary - 11
  • Prostate Cancer - Hereditary - 14
  • Prostate Cancer - Hereditary - 2
  • Prostate Cancer - Hereditary - 3
  • Prostate Cancer - Hereditary - 4
  • Prostate Cancer - Hereditary - 5
  • Prostate Cancer - Hereditary - 6
  • Prostate Cancer - Hereditary - 7
  • Prostate Cancer - Hereditary - 8
  • Prostate Cancer - Hereditary - 9
  • Prostate Cancer - Hereditary - X-Linked 1
  • Prostate Cancer - Hereditary - X-Linked 2
  • Prostate Cancer - Hereditary -12
  • Prostate Cancer - Hereditary -13
  • Prostate Cancer - Hereditary -15
  • Radiation-Induced Angiosarcoma of the Breast
  • Rectal Cancer
  • Renal (Kidney) Cancer
  • Renal Cell Cancer
  • Respiratory System Cancer
  • Retinal Cancer
  • Salivary Gland Cancer
  • Sebaceous Gland Carcinoma
  • Secretory Breast Carcinoma
  • Sinonasal Undifferentiated Carcinoma
  • Sinus Cancer
  • Skin Cancer
  • Small Cell Lung Cancer
  • Spinal Cord Cancer
  • Spleen Cancer
  • Sporadic Colorectal Cancer
  • Squamous Cell Carcinoma
  • Squamous Cell Carcinoma of Conjunctiva
  • Squamous Cell Carcinoma of Head and Neck
  • Stomach and Small Intestine Cancer
  • Stomach Cancer
  • Stomach Cancer, Familial
  • Superficial Basal Cell Carcinoma
  • Supraglottic Laryngeal Cancer
  • Testicular Cancer
  • Thoracic Cancer
  • Throat Cancer
  • Thymus Cancer
  • Thyroid Cancer
  • Thyroid Cancer, Anaplastic
  • Thyroid Cancer, Familial Medullary
  • Thyroid Cancer, Hurthle Cell
  • Tongue Cancer
  • Trachea Cancer
  • Transitional Cell Cancer
  • Transitional Cell Carcinoma
  • Tubular Carcinoma
  • Urachal Cancer
  • Ureteral Cancer
  • Urinary Tract Cancer
  • Uterine Cancer
  • Vaginal Cancer
  • Visual Pathway and Hypothalamic Glioma
  • Vocal Cord Carcinoma
  • Vulvar Cancer

Dr. Ayers' conditions and procedures:

Acute Leukemia
Acute Myeloid Leukemia
All Lymphoma
Anemia
Antiphospholipid Syndrome (APS)
Autoimmune Diseases
Bleeding Disorders
Blood Disorders
Blood Disorders in Pregnancy
Bone Cancer
Bone Disorders
Bone Marrow Biopsy
Cancer
Central Nervous System Lymphoma
Chronic Lymphocytic Leukemia
Chronic Myeloid Leukemia (CML)
Coagulation Disorders (incl. Hemophilia)
Deep Vein Thrombosis (DVT)
Hemophilia
Hemophilia A
Hodgkin's Disease
Hypercoagulable State
Immune Thrombocytopenic Purpura (ITP)
Leukocytosis
Lymphocytosis
Lymphoma, Large-Cell
Lymphosarcoma
Marginal Zone Lymphoma
Maternal Anemia
Multiple Myeloma
Myelodysplastic Syndromes
Myeloproliferative Disorders
Neutropenia
Nodular Lymphoma
Non-Hodgkin's Lymphoma
Pancytopenia
Polycythemia Rubra Vera
Pregnancy-Related Disorders
Primary Central Nervous System Lymphoma
Primary Hypercoagulable State (incl. Factor V Leiden Disease)
Purpura
Reticulosarcoma
Thalassemia
Thrombocytosis
Thrombosis
Vascular Disease
Venous Embolism and Thrombosis
von Willebrand Disease

About Me

Care Philosophy

"Better people means better experiences. Our care team is committed to delivering results that change lives." 

Specialties

  • Hematology & Oncology

Board Certifications

  • Hematology
  • Medical Oncology

Education

  • University Of Hawaii John a Burns School Of Medicine
    Fellowship Hospital
  • Loyola University Medical Center
    Fellowship Hospital
  • Boston University Medical Center, St Elizabeth's Medical Center
    Residency Hospital
  • St Elizabeth's Medical Center
    Internship Hospital
  • University Of Illinois At Chicago / College Of Medicine
    Medical School

Awards

Dr. Ayers' Reviews

Likelihood to recommend Dr. Ayers

3.9

Based on 19 reviews

5 Stars
73.6842105263158%
(14)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
26.31578947368421%
(5)

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Dr. Ayers?
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Average Wait Time
  • 10 – 15 minutes
Dr. Ayers' Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. John Ayers, MD
RecentHighestLowestMost Helpful
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My mom was told on the phone by Ayers she had 1-2 years to live, maybe more, maybe less. Before biopsy. We were terrified. She lived much longer and for 2 weddings, law and grad school graduations. But, we first had so much wasted time terrified after Dr. Ayers' poor choice to give such news on the...Read More
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Dr. Ayers saved my life. As an oncologist he works with cancer patients who need chemo, patients who are at risk for recurrence and/or who are already in later stages battling for their lives. A patient truly needs him to be honest and not sugar coat things (be brutally honest about potential side...Read More
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Dr. Ayers is an extremely negative doctor. He weekly performed a horribly painful breast exam & I could feel his fingers between my ribs. He did not approve of cold Caps during chemotherapy & even ran his fingers through my hair while he was listening to my lungs through my back & asked “Is this...Read More
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Dr. Ayers is skilled, compassionate, and does what is necessary for his patients to get excellent care. He listens to all concerns and addresses them appropriately. Great doctor and person.
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I have breast cancer. At my first appointment with Dr. Ayers, he pulled out a tape measure and with accompanying sighs, he measured the exterior of my breast and stated my tumor was 3.5 inches by 2.5 inches. However, he already had the results of a diagnostic x-ray and ultrasound. Upon leaving his...Read More
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Locations

Insurance accepted

Accepted insurance can change. Please double-check when making an appointment.

Aetna
Aetna Test EPO
Aetna Test HMO
Aetna Test POS
Aetna Test PPO
Managed Choice POS
Open Choice PPO
Blue Cross Blue Shield of Illinois
Blue Advantage Test
Blue Cross Blue Shield of Illinois HMO
Blue Cross Blue Shield of Illinois PPO
Blue Precision HMO
Cigna
Great West Healthcare-Cigna HMO
Great West Healthcare-Cigna POS
Great West Healthcare-Cigna PPO
Cigna-HealthSpring
CorVel
Worker's Compensation WC
Coventry Health Care
Coventry Health Care HMO
Coventry Health Care POS
Coventry Health Care PPO
First Health (Coventry Health Care)
First Health (Coventry Health Care) Test
HealthLink
HealthLink HMO
HealthLink POS
HealthLink PPO
HFN
HFN PPO
Worker's Compensation WC
Humana
Choice
Choice Care
Choice PPO
Humana HMO
LifeSynch
Behavioral Health
Medicaid
MultiPlan
MultiPlan Test PPO
PHCS Network PPO
Private HealthCare Systems
Private HealthCare Systems PPO
UniCare
UniCare HMO
UniCare POS
UniCare PPO
UnitedHealthCare
Choice
Choice Plus Test
United Behavioral Health
United Healthcare EPO
United Healthcare HMO
United Healthcare POS
United Healthcare PPO
Viant

Affiliated Hospitals

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