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Dr. John Kollar, DO
General Surgery* Age 65
Dr. John Kollar, DO
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Dr. John Kollar, DO is a General Surgeon in Saddle Brook, NJ.
Dr. John Kollar, DO
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Dr. John Kollar, DO

General Surgery* Age 65
Saddle Brook, NJ
Accepting new patients
39 years of experience
Dr. John Kollar, DO is a General Surgeon in Saddle Brook, NJ.
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About

Dr. Kollar graduated from Rutgers New Jersey Medical School in 1987 and completed a residency at Kennedy Memorial Hospital. Dr. John Kollar, DO is a General Surgeon in Saddle Brook, NJ and has 39 years experience. Dr. Kollar's office accepts new patients. Dr. Kollar is board certified in General Surgery and accepts multiple insurance plans.

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These providers are on the medical staff of Clara Maass Medical Center
These providers are on the medical staff of Clara Maass Medical Center.
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Experience Check

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Obesity
Lipomas
Abdominal Pain
Obesity
Lipomas
Abdominal Pain
Obesity
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Lipomas
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Abdominal Pain
Umbilical Hernia
Appendicitis
Inguinal Hernia
Cholecystitis and Gallstones
Gallstones
Wound Repair
Ventral Hernia
Hemorrhoids
Sleeve Gastrectomy
Laparoscopic Inguinal Hernia Repair
Bariatric Surgery (Weight Loss Surgery)
Intestinal Obstruction
Excision, Shaving, or Destruction of Skin and Subcutaneous Tissue (incl. Mohs Micrographic Surgery), Tissue Transfer
Breast Lump
Acute Bowel Infarction
Anal and Rectal Cancer
Anal or Rectal Pain
Anorectal Abscess
Anorectal Fistula
Ascites
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Barrett's Esophagus
Benign Neoplasm of the Digestive System
Biliary Tract Cancer
Bone Cancer
Bowel Strangulation
Breast Cancer
Capsular Contracture of Breast Implant
Collapsed Lung (Pneumothorax)
Colorectal Cancer
Constipation
Crohn's Disease
Diaphragmatic and Hiatal Hernia
Ductal Carcinoma in Situ
Empyema
  • View other providers who treat Empyema
Esophageal Achalasia and Cardiospasm
Esophageal Cancer
Gastric Ulcer
Gastroparesis
Gynecologic Cancer
Hiatal Hernia
Hiatal Hernia with Obstruction
Hyperparathyroidism
Ileus
  • View other providers who treat Ileus
Incisional Hernia
Inflammatory Bowel Disease
Intestinal Abscess
Intestinal Diverticulitis
Intestinal Diverticulosis
Intestinal Fistula
Ischemic Colitis
Liver Cancer
Lung Cancer
Megacolon
Mesenteric Lymphadenitis
Necrotizing Fasciitis
Neoplasm of Gastrointestinal Tract
Non-Traumatic Brain Injury
Obstructed Inguinal Hernia
Pancreatic Cancer
Parathyroid (Gland) Disease
Partial Lung Collapse
Pelvic Abscess
Peptic Ulcer
Peripheral Vascular Disease (PAD, PVD)
Pleural Effusion
Primary Sclerosing Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Ruptured Aortic Aneurysm
Secondary Malignancies
Small Intestine Cancer
Soft Tissue Sarcoma
Stomach Cancer
Thyroid Cancer
Thyroid Nodule
Ulcerative Colitis
Varicose Veins
Vascular Insufficiency of Intestines
Ventral Hernia with Gangrene
Vulvar Cancer
Abdominoplasty
Abscess or Cyst Drainage or Aspiration
Abscess or Fluid Incision and Drainage
Anal Fistulectomy or Fistulotomy
Axillary Lymph Node Dissection
Biopsy of Breast
Colectomy
Colostomy
Dressing and Debridement of Wound or Infection
Duodenal Polypectomy
Endoscopy
Enterostomy (Laparoscopic or Open)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Esophagogastric Fundoplasty
Excision of Breast Tumor
Excision of Esophageal Lesion
Excision of Rectal Tumor
Excision of Stomach Tumor
Gallbladder Removal
Gastrectomy
Gastric Restrictive With Partial Gastrectomy or Jejunojejunostomy
Gastrotomy
Gynecomastia Repair
Hemorrhoidectomy or Excision of Anal Tags
Hernia Repair
Incision and Removal of Foreign Object
Intestinal Transplant (incl. Enterectomy)
Laparoscopic Appendectomy
Laparoscopic Esophagogastric Fundoplasty
Laparoscopic Gallbladder Removal (Cholecystectomy)
Laparoscopic Gastric Bypass Surgery
Laparoscopic Incisional Hernia Repair
Laparoscopic Removal of Stones from Biliary Tract
Laparoscopic Revision Gastric Restrictive Procedure
Laparoscopic Umbilical or Ventral Hernia Repair
Laparotomy
Lumpectomy
Lymph Node Biopsy or Excision
Lymphadenectomy With Robotic Assistance
Mastectomy
Non-Coronary Angioplasty, Atherectomy, and Stenting
Open Appendectomy
Open Diaphragmatic or Paraesophageal Hiatal Hernia Repair
Open Gallbladder Removal (Cholecystectomy)
Open Gastric Restrictive Procedure
Open Incisional or Ventral Hernia Repair
Open Inguinal Hernia Repair
Pancreas Surgeries
Paraesophageal Hernia Repair
Paraesophageal Hernia Repair, Laparoscopic
Port Placements or Replacements
Puncture Aspiration
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Revision of Gastric Anastomosis or Restrictive Procedure
Soft Tissue Tumor Removal
Sphincterotomy
Thoracentesis
Tracheal Surgery
Umbilical Hernia Repair Open
Ventral Hernia Repair Laparoscopic
Ventral Hernia Repair Open
Wedge Resection Colon

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Navigate Plus POS
    Choice Plus POS
    Options PPO
    Navigate HMO
  • Oscar Circle
  • MVP Health Plan EPO
  • Cigna PPO
    Open Access Plus
    Cigna HMO
  • Regional Preferred POS Plus
    Local Value Network POS Plus
    Hospital Advantage EPO
  • Elect Choice (Open Access) EPO
    APCN Choice POS II
    Aetna HMO
    Premier Care Network Plus - Innovation Health
    Savings Plus of Metro, NY
    AWH NJ Choice MultiTier - Maximum Savings
    AWH NJ Choice MultiTier POS II
    Choice Plus POS II
    Select
    Open Choice PPO

Locations

  1. 1 Office
    383 Market St Ste 4B, Saddle Brook, NJ 07663
    Icon Directions Right Arrow Directions Phone Icon (201) 712-7900
  2. 2 Bergen New Bridge Medical Center
    230 E Ridgewood Ave, Paramus, NJ 07652
    Icon Directions Right Arrow Directions Phone Icon (201) 225-7130

Patient Satisfaction

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About Me

Specialties*
Bariatric Surgery
General Surgery
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.
Common Questions and Answers
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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. John Kollar, DO. To arrange an appointment, call the number on Dr. Kollar's profile.

Dr. John Kollar, DO is affiliated with Atlantic Health Chilton Medical Center.

Yes, Dr. John Kollar, DO holds board certification in General Surgery.

Education
Medical Education
  • Rutgers New Jersey Medical School
    1987
Medical Education
Board Certifications
  • General Surgery
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.
Internship
  • Saddle Brook General Hospital
    1988
Internship
Residency Hospital
  • Kennedy Memorial Hospital
    1992
Residency Hospital

Hospital Affiliations

  • Atlantic Health Chilton Medical Center

    97 W Parkway, Pompton Plains, NJ

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