JK
32 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Kollar, Surgeon in Saddle Brook, NJ?
Dr. John Kollar, DO is a Surgeon, who primarily practices in Saddle Brook, NJ with 1 additional practice location. He has been practicing for over 32 years. Dr. Kollar is fluent in English, and is currently seeing new patients. Dr. Kollar’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Kollar’s office at (201) 712-7900.
What languages does Dr. Kollar speak?
Dr. Kollar and their clinical team can communicate with patients in the following languages:
English
What conditions does a Surgeon like Dr. Kollar typically treat?
As a Surgeon, Dr. Kollar diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Kollar. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Severe Obesity
- Obesity
- Helping Your Child Who Is Overweight
- Take Charge of Your Health: A Guide for Teenagers
- Understanding Adult Overweight & Obesity
- Morbid Obesity
- Extreme Obesity
- Class 3 Obesity
ICD-10 Codes:
- E6601: Morbid (severe) obesity due to excess calories
Also known as:
- Groin Hernia (One Side)
- Umbilical Hernia
- Hernia
- Inguinal Hernia
- Unilateral Inguinal Hernia
- Single Groin Hernia
- Hernia in One Groin
- Belly Button Hernia
- Navel Hernia
- Umbilical Rupture
ICD-10 Codes:
- K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
- K429: Umbilical hernia without obstruction or gangrene
What procedures does a Surgeon like Dr. Kollar typically perform?
As a Surgeon, Dr. Kollar performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Kollar. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Laparoscopic Sleeve Gastrectomy
- Gastric Sleeve Surgery
- Longitudinal Gastrectomy
- Laparoscopic Weight Loss Surgery
CPT Codes:
- 43775: Laparoscopy, surgical, gastric restrictive procedure; longitudinal gastrectomy (ie, sleeve gastrectomy)
Also known as:
- Laparoscopic Inguinal Hernia Repair
- Small Abdominal Hernia Repair
- Keyhole Groin Hernia Surgery
- Minimally Invasive Hernia Repair
- Laparoscopic Hernioplasty
- Ventral hernia repair
- Umbilical hernia surgery
- Epigastric hernia repair with mesh
- Incisional hernia repair
CPT Codes:
- 49650: Laparoscopy, surgical; repair initial inguinal hernia
- 49591: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); less than 3 cm, reducible
Also known as:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Laparoscopic Gallbladder Removal
- Keyhole Gallbladder Surgery
- Cholecystectomy Laparoscopic
- Minimally Invasive Gallbladder Surgery
CPT Codes:
- 47562: Laparoscopy, surgical; cholecystectomy
Also known as:
- Re-closure of Surgical Wound
- Secondary Wound Closure
- Repair of Wound Dehiscence
- Complicated Surgical Wound Repair
- Extensive Wound Re-stitching
CPT Codes:
- 13160: Secondary closure of surgical wound or dehiscence, extensive or complicated
Does Dr. Kollar accept my insurance?
Dr. Kollar accepts most major insurance plans. Important: Please call our office at (201) 712-7900 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Kollar accept in Saddle Brook, NJ?
Dr. Kollar in Saddle Brook, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Benefit Administrative Systems LLC
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Horizon BlueCross BlueShield
Humana
Medicaid
Medicare
UnitedHealth Group
View All Insurances
Where is Dr. Kollar's office located?
What is Dr. Kollar's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Kollar's National Provider Identifier (NPI) number is 1841227352.
What common questions do patients ask about Dr. Kollar?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Kollar
What is Dr. John Kollar's specialty?
Dr. Kollar is a Surgeon near Saddle Brook, NJ.
What does a Surgeon do?
General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery.
Is this Dr. John Kollar affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Kollar is affiliated with Atlantic Health Chilton Medical Center, Atlantic Health Overlook Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Surgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Surgeon. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is John Kollar accepting new patients in Saddle Brook, NJ?
Yes, Dr. John Kollar is accepting new patients at this time.
Does Dr. John Kollar offer online booking?
Please contact Dr. Kollar's office at (201) 712-7900 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Kollar?
Please contact Dr. Kollar's office at (201) 712-7900 for information regarding telehealth appointment availability or for scheduling assistance.
Other Surgeon Near Saddle Brook, NJ
NP
Surgeon
Accepting patientsDr. Nayana Parekh, MD is a Surgeon, who primarily practices in Staten Island, NY with 2 additional practice locations.
Staten Island, NY
CS
Surgeon
Accepting patientsDr. Camille Swain, DO is a Surgeon, who primarily practices in Shrewsbury, NJ with 2 additional practice locations.
Shrewsbury, NJ
SU
Accepting patientsDr. Steven Ugras, MD is a General Surgeon - Hand Surgery Specialist, who primarily practices in Paramus, NJ. He is board certified.
Paramus, NJ