See All Gastroenterologists in Haddon Heights, NJ
Dr. John Kolnik, DO
Gastroenterology* Age 60
Dr. John Kolnik, DO

Offers telehealth

Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!
Dr. John Kolnik, DO is a Gastroenterologist in Haddon Heights, NJ.
Dr. John Kolnik, DO
Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!

Dr. John Kolnik, DO

Gastroenterology* Age 60
Haddon Heights, NJ
Accepting new patients
34 years of experience

Offers telehealth

Dr. John Kolnik, DO is a Gastroenterologist in Haddon Heights, NJ.
Brought to you by
Be the first to review this provider!
Have you seen Dr. John Kolnik, DO?

About

Dr. Kolnik graduated from PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE. Dr. John Kolnik, DO is a Gastroenterologist in Haddon Heights, NJ and has 34 years experience. Dr. Kolnik currently practices at Virtua Gastroenterology - Haddon Heights and is affiliated with Virtua Mount Holly Hospital. Dr. Kolnik has experience treating conditions like Constipation, Intestinal Obstruction, Nausea, Gastroparesis, Gastroesophageal Reflux Disease (GERD), Intestinal Diverticulosis, Celiac Disease and Reflux Esophagitis among other conditions at varying frequencies. Dr. Kolnik's office accepts new patients and telehealth appointments. Dr. Kolnik is board certified in Gastroenterology and accepts multiple insurance plans.

Offers Telehealth

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

Experience and Background Check

Constipation
Intestinal Obstruction
Nausea
Constipation
Intestinal Obstruction
Nausea
  • View other providers who treat Nausea
Gastroparesis
Gastroesophageal Reflux Disease (GERD)
Intestinal Diverticulosis
Celiac Disease
Reflux Esophagitis
Esophagitis
Gastritis
Chronic Gastritis
Ulcerative Colitis
Irritable Bowel Syndrome
Hemorrhoids
Abdominal Pain
Dysphagia
Inflammatory Bowel Disease
Barrett's Esophagus
Intestinal Diverticulitis
Colonoscopy
Esophageal Ulcer
Non-Alcoholic Fatty Liver Disease
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Endoscopy
Duodenal Polypectomy
Rigid Proctosigmoidoscopy
Manometry
Flexible Sigmoidoscopy
Intestinal Ulcer
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Gastroptosis
Gastric Ulcer
Gastrointestinal Malabsorption
Diarrhea
  • View other providers who treat Diarrhea
Colorectal Polyp
Diaphragmatic and Hiatal Hernia
Noninfectious Gastroenteritis and Colitis
Crohn's Disease
Gastrointestinal Bleeding
Unexplained Weight Loss
Eosinophilic Esophagitis
Anemia
  • View other providers who treat Anemia
Vitamin_Deficiency
Anal or Rectal Pain
Esophageal Motility Disorders
Esophageal Varices
Upper Digestive Tract Cancer
Gas-Bloat Syndrome
Familial Adenomatous Polyposis
Hepatitis C
Acute Gastritis
Diffuse Esophageal Spasm
Vomiting Disorders
Cirrhosis
Duodenitis
Duodenal Ulcer
Malnutrition
Pouchitis
Hypokalemia
Pancreatitis
Alcoholic Cirrhosis
Alcoholic Fatty Liver
Alcoholic Hepatic Failure
Ascites
  • View other providers who treat Ascites
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Bile Duct Obstruction
Biliary Cirrhosis
Bowel Strangulation
Cholangitis
Colon Cancer
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
Cyclical Vomiting
Dehydration
Diverticulitis
Diverticulosis
Duodenal Cancer
Dysentery
Enteritis
Esophageal Achalasia and Cardiospasm
Esophageal Diverticulum
Folate Deficiency Anemia
Food Allergy
Gallstones
Gastrojejunal Ulcer
Heartburn
Hemochromatosis
Hepatitis B
Hepatitis B - Immune Response
Hepatitis D
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Indigestion
Infectious Diarrheal Disease
Intestinal Malabsorption Carbohydrate
Ischemic Colitis
Lactose Intolerance
Liver Damage from Alcohol
Mallory-Weiss Syndrome
Mesenteric Panniculitis
Neoplasm of Gastrointestinal Tract
Pancreatic Pseudocyst
Pelvic Abscess
Peptic Ulcer
Pernicious Anemia
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Rectal Ulcer
Retroperitoneum Cancer
Splenic Infarct
Splenomegaly
Stomach Stenosis
Viral Enteritis
Viral Hepatitis
Viral Infection
Vitamin B12 Anemia
Bile Duct Procedure
Biliary Drainage
Colon Cancer Screening
Colorectal Cancer Screening
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Fecal Impaction Removal
Gallbladder Scan
Hemorrhoidectomy or Excision of Anal Tags
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Laparoscopic Removal of Stones from Biliary Tract
Liver Biopsy
Liver Function Test
Pancreas Surgeries
pH Probe
  • View other providers who treat pH Probe
Proctosigmoidoscopy
Screening Colonoscopy
Sigmoidoscopy
Ultrasound
VAP Lipid Testing
Wireless pH Testing

Patient Satisfaction

Be the first to leave a review

How likely are you to recommend Dr. Kolnik?

(Select your rating)
See more reviews on Healthgrades

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Curative PPO Plus
    Curative EPO
    Curative PPO
  • Amerihealth
  • Clover Health
  • Independence Blue Cross
  • Medicaid
  • United Healthcare
  • Medicare
  • Aetna
  • Liberty Mutual Insurance Company
  • Open Access Plus
    Cigna PPO
    Cigna
  • Harvard Pilgrim Health Care PPO
  • Meritain Health
  • MagnaCare PPO

About Me

Biography
  • Dr. John Kolnik, DO is a gastroenterologist in Haddon Heights, NJ and has over 30 years of experience in the medical field. He graduated from Philadelphia College of Osteopathic Medicine in 1992. He specializes in Gastroenterology.
Biography
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
Medical Education
  • PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
    1992
Medical Education
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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Kolnik communicate via email?
3 users said yes.
Yes
(3)
No
(0)
Does Dr. Kolnik offer telehealth services or virtual visits?
2 users said yes.
Yes
(2)
No
(0)
Does Dr. Kolnik offer an online patient portal?
3 users said yes.
Yes
(3)
No
(0)
Does Dr. Kolnik have free onsite parking?
4 users said yes.
Yes
(4)
No
(0)
Does Dr. Kolnik offer weekend visits?
No users said yes.
Yes
(0)
No
(2)
Does Dr. Kolnik offer evening visits?
1 user said yes.
Yes
(1)
No
(2)
Does Dr. Kolnik specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Kolnik specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Kolnik specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Kolnik specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Kolnik accept insurance?
No responses yet.
Yes
(0)
No
(0)

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. John Kolnik, DO. To arrange an appointment, call the number on Dr. Kolnik's profile.

Dr. Kolnik frequently treats the following conditions: Constipation, Intestinal Obstruction, Nausea, Gastroparesis, Gastroesophageal Reflux Disease (GERD), Intestinal Diverticulosis, Celiac Disease and Reflux Esophagitis. See more on Sharecare.

Dr. John Kolnik, DO is affiliated with Virtua Mount Holly Hospital.

Yes, Dr. John Kolnik, DO holds board certification in Gastroenterology.

Dr. Kolnik has over 34 years of healthcare experience.

Hospital Affiliations

  • Virtua Mount Holly Hospital

    175 Madison Ave, Mount Holly, NJ

Explore More Providers

Dr. John Kolnik, DO

Dr. John Kolnik, DO

(0)

Make an appointment

Brought to you by and on staff at Logo: