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Dr. Thomas Nealis, MD

Gastroenterology* Age 46
Dr. Thomas Nealis, MD
4.1 (8 Ratings)

Offers telehealth

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Dr. Thomas Nealis, MD is a Gastroenterologist in Naperville, IL.
Dr. Thomas Nealis, MD
4.1 (8 Ratings)
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Dr. Thomas Nealis, MD

Gastroenterology* Age 46
Naperville, IL
Accepting new patients
18 years of experience

Offers telehealth

Dr. Thomas Nealis, MD is a Gastroenterologist in Naperville, IL.

About

Dr. Thomas Nealis, MD is a Gastroenterologist in Naperville, IL and has 18 years experience. They graduated from Georgetown University School of Medicine. They currently practice at Practice and are affiliated with Northwestern Memorial Hospital and Northwestern Medicine Central Dupage Hospital. Dr. Nealis has experience treating conditions like Constipation, Familial Adenomatous Polyposis and Hemorrhoids among other conditions at varying frequencies. At present, Dr. Nealis received an average rating of 4.1/5 from patients and has been reviewed 8 times. Their office accepts new patients and telehealth appointments. Dr. Nealis is board certified in Gastroenterology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Trustworthy

Patients said this doctor is trustworthy.

Friendly Staff

Patients said the staff was friendly.

Compare with other Gastroenterologists

Compare Dr. Nealis with our nearby Gastroenterologists at AdventHealth Chicago
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These providers are on the medical staff of AdventHealth Chicago.
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Experience Check

Enter a condition or procedure
Constipation
Familial Adenomatous Polyposis
Hemorrhoids
Constipation
Familial Adenomatous Polyposis
Hemorrhoids
Constipation
Familial Adenomatous Polyposis
Hemorrhoids
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Abdominal Pain
Anal or Rectal Pain
Anemia
  • View other providers who treat Anemia
Ascites
  • View other providers who treat Ascites
Barrett's Esophagus
Chronic Gastritis
Cirrhosis
Colorectal Polyp
Diaphragmatic and Hiatal Hernia
Diarrhea
  • View other providers who treat Diarrhea
Duodenitis
Dysphagia
Esophageal Motility Disorders
Esophagitis
Gas-Bloat Syndrome
Gastric Ulcer
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastrointestinal Malabsorption
Gastroptosis
Heartburn
Inflammatory Bowel Disease
Intestinal Diverticulitis
Intestinal Diverticulosis
Intestinal Ulcer
Irritable Bowel Syndrome
Nausea
  • View other providers who treat Nausea
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Reflux Esophagitis
Unexplained Weight Loss
Vitamin_Deficiency
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Duodenal Polypectomy
Endoscopy (Esophagus, Stomach, Small Intestine)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Flexible Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Alcoholic Cirrhosis
All Types of Food Poisoning
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Biliary Cirrhosis
Celiac Disease
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
Crohn's Disease
Dehydration
Diffuse Esophageal Spasm
Diverticulitis
Diverticulosis
Duodenal Cancer
Duodenal Ulcer
Dysentery
Enteritis
Eosinophilic Esophagitis
Esophageal Ulcer
Esophageal Varices
Food Poisoning
Gallstones
Gastrojejunal Ulcer
Gastroparesis
Hemochromatosis
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Indigestion
Intestinal Obstruction
Ischemic Colitis
Lactose Intolerance
Liver Damage from Alcohol
Mallory-Weiss Syndrome
Malnutrition
Neoplasm of Gastrointestinal Tract
Non-Neonatal Jaundice
Pancreatitis
Peptic Ulcer
Primary Biliary Cholangitis
Pyloric Stenosis
Retroperitoneum Cancer
Salmonella Food Poisoning
Stomal Ulcer
Ulcerative Colitis
Upper Digestive Tract Cancer
Viral Enteritis
Vomiting Disorders
Anoscopy
  • View other providers who treat Anoscopy
Colon Cancer Screening
Colonoscopy
Colorectal Cancer Screening
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Screening Colonoscopy
Ultrasound
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Aetna HMO
    Aetna POS
    Aetna PPO
    Choice Plus POS II
  • National (BlueCard) PPO
  • Anthem Blue Cross Blue Shield PPO
  • Blue Advantage PPO
  • Blue Advantage PPO
    Blue Card PPO
    Blue Cross and Blue Shield
    Blue Cross Blue Shield PPO
  • Medicare
  • HealthyBlue 2.0
    HealthyBlue Advantage
  • Cigna HMO
    Cigna POS
    Cigna PPO
    Great West Healthcare-Cigna
    LocalPlus
    Open Access Plus
  • Coventry Health Care PPO
  • First Health (Coventry Health Care) PPO
  • Health Alliance PPO
  • Tricare
  • Choice Care PPO
    Preferred PPO
    Select HMO
  • Choice
  • Medicaid
  • MultiPlan PPO
    PHCS Network PPO
  • UniCare PPO
  • Choice
    Choice Plus
    Select HMO
    United Healthcare

Locations

  1. 1 Northwestern Medicine Regional Medical Group
    636 Raymond Dr Ste 204, Naperville, IL 60563
    Icon Directions Right Arrow Directions Phone Icon (331) 732-4750
  2. 2 Northwestern Medicine Regional Medical Group
    302 Randall Rd Ste 105, Geneva, IL 60134
    Icon Directions Right Arrow Directions Phone Icon (630) 262-7400
  3. 3 Northwestern Medicine Regional Medical Group
    233 S Gary Ave, Bloomingdale, IL 60108
    Icon Directions Right Arrow Directions Phone Icon (630) 208-6775
  4. 4 Northwestern Medicine Regional Medical Group
    25 N Winfield Rd Ste 420, Winfield, IL 60190
    Icon Directions Right Arrow Directions Phone Icon (630) 682-8700

Patient Satisfaction

Likelihood to recommend Dr. Nealis
4.1
Based on 8 Reviews
5 Stars (6)
4 Stars (0)
3 Stars (0)
2 Stars (1)
1 Star (1)

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Patient Reviews
Feb 19, 2022
Dr. Nealis was great! Able to answer all my questions and kind.
— Feb 19, 2022
See more reviews on Healthgrades
Photo: Dr. Thomas Nealis, MD
How would you rate your experience with Dr. Thomas Nealis, MD?
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Dr. Nealis' Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Nealis

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Nealis, or would you like to choose another provider and have an online appointment right now?
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Call now to make an appointment
(331) 732-4750

About Me

Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • Georgetown University School of Medicine
    2006
Medical Education

Board Certifications

Board Certifications
  • Gastroenterology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Fellowship

Fellowship Hospital
  • McGaw Medical Center of Northwestern University
    2012
Fellowship Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Nealis communicate via email?
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Does Dr. Nealis offer telehealth services or virtual visits?
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Does Dr. Nealis offer an online patient portal?
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Does Dr. Nealis have free onsite parking?
1 user said yes.
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Thomas Nealis, MD. To arrange an appointment, call the number on Dr. Nealis' profile.

Dr. Nealis frequently treats the following conditions: Constipation, Familial Adenomatous Polyposis and Hemorrhoids. See more on Sharecare.

Dr. Thomas Nealis, MD is affiliated with Northwestern Memorial Hospital and Northwestern Medicine Central Dupage Hospital.

Yes, Dr. Thomas Nealis, MD holds board certification in Gastroenterology.

Hospital Affiliations

  • Northwestern Memorial Hospital

    251 E Huron St, Chicago, IL

  • Northwestern Medicine Central Dupage Hospital

    25 N Winfield Rd, Winfield, IL