Dr. John Dennis Allendorf M.D.?
Update this Profile
Dr. John Dennis Allendorf M.D., Surgical Oncologist
We verify the medical license of each FindaTopDoc Verified Doctor to ensure that their license is active and they are in good medical standing.

Dr. John Dennis Allendorf M.D.

Surgeon

4/5(27)
120 Mineola Blvd Suite 320 Mineola NY, 11501
Rating

4/5

About

Dr. John Allendorf is a general surgeon practicing in New York, NY. Dr. Allendorf specializes in abdominal contents including the esophagus, stomach, liver, gallbladder, pancreas and often thyroid glands. General surgeons are able to deal with almost any surgical or critical care emergency, also involving the skin or soft tissue trauma. Dr. Allendorf provides quality surgical service for gravely ill or injured patients and is able to respond quickly due to knowledge of various surgical procedures.

Education and Training

Columbia University College of Physicians and Surgeons 1997

Provider Details

MaleEnglish

Expert Publications

Data provided by the National Library of Medicine

Treatments

  • Liver Cancer
  • Pancreatic Cancer
  • Pancreatitis
  • Hyperparathyroidism
  • Hyperthyroidism
  • Thyroid Cancer
  • Goiter
  • Graves' Disease
  • Lightpod Neo
  • Extra Corporeal Shockwave Therapy

Fellowships

  • New York Presbyterian  

Dr. John Dennis Allendorf M.D.'s Practice location

Practice At 161 Fort Washington Ave Suite 832

161 Fort Washington Ave Suite 832 -
New York, NY 10032
Get Direction
New patients: 212-305-6136
Fax: 212-305-1981

Practice At 120 Mineola Blvd Suite 320

120 Mineola Blvd Suite 320 -
Mineola, NY 11501
Get Direction
New patients: 516-663-3300
Fax: 516-663-2136

Dr. John Dennis Allendorf M.D.'s reviews

(27)
Write Review

Patient Experience with Dr. Allendorf


4.0

Based on 27 reviews

Dr. John Dennis Allendorf M.D. has a rating of 4 out of 5 stars based on the reviews from 27 patients. FindaTopDoc has aggregated the experiences from real patients to help give you more insights and information on how to choose the best Surgeon in your area. These reviews do not reflect a providers level of clinical care, but are a compilation of quality indicators such as bedside manner, wait time, staff friendliness, ease of appointment, and knowledge of conditions and treatments.

Recommended Articles

  • Laparoscopic Appendectomy

    To start you off, an appendectomy is a procedure to remove the appendix. if it is inflamed or if it ruptures. The appendix is a small, almost cylindrical organ that is attached to the large intestines. When the appendix becomes inflamed, it has to be removed immediately and this is usually done...

  • Appendectomy Aftercare

    What is an Appendectomy?The appendix is a pouch-like organ situated in the lower right abdomen in the first part of the large intestine. The importance or function that is carried out by this structure is not very clear, hence it is referred to as a "vestigial structure". When the appendix causes...

  • Everything You Need to Know About Biopsy Procedures

    What is a biopsy?A biopsy is a medical procedure, which is mostly used in diagnosing cancer. In this procedure, a small tissue sample is taken from your body for a closer examination under the microscope. A biopsy is usually recommended by your doctor if initial tests in your body suggest an...

  • 5 Ways to Stay Comfortable After a Gallbladder Surgery

    Gallbladder SurgeryGallbladder removal surgery is one of the most commonly performed surgeries. The procedure is also known as a cholecystectomy. Gallbladder surgery is usually performed to solve problems that are associated with gallstones. Gallstones are hardened deposits of the digestive fluid...

  • Reasons Why You Need Hernia Surgery

    Nowadays, the majority of hernia surgical operations are carried out as outpatient procedures. Hernia surgery is a common treatment which is less invasive and is associated with minimal risks. There are two types of hernia surgery; open repair and laparoscopic. Both methods of surgery take a few...

  • When Is Thyroid Surgery Necessary?

    Overview of ThyroidectomyHypothyroidism, as the name indicates, refers to an underactive form of the thyroid gland. It means that the thyroid gland fails to produce a sufficient amount of thyroid hormones in the body. The removal of the thyroid gland will further reduce the production of hormones,...

Nearby Providers

Nearest Hospitals

BRONX-LEBANON HOSPITAL CENTERl

1276 FULTON AVENUE BRONX NY 10456

Head south on Fort Washington Avenue 2023 ft
Turn right onto Broadway 1060 ft
Turn left onto West 155th Street 3601 ft
Continue slightly left onto Macombs Dam Bridge 1647 ft
Turn right onto East 161st Street 462 ft
Keep left at the fork onto East 161st Street 99 ft
Continue onto East 161st Street 4491 ft
Continue straight onto Elton Avenue 684 ft
Continue right onto East 163rd Street 380 ft
Turn left onto 3rd Avenue 151 ft
Keep right at the fork onto Boston Road 2579 ft
Turn left onto East 168th Street 434 ft
Turn right onto Franklin Avenue 434 ft
You have arrived at your destination, on the left

LINCOLN MEDICAL & MENTAL HEALTH CENTERl

234 EAST 149TH STREET BRONX NY 10451

Head south on Fort Washington Avenue 2023 ft
Turn right onto Broadway 1060 ft
Turn left onto West 155th Street 3601 ft
Continue slightly left onto Macombs Dam Bridge 869 ft
Take the ramp on the right 229 ft
Keep right at the fork 1147 ft
Continue slightly right onto Exterior Street 1983 ft
Make a slight left onto East 149th Street 832 ft
Turn right onto Grand Concourse 783 ft
Turn left onto East 144th Street 807 ft
Turn left onto Canal Place 260 ft
You have arrived at your destination, straight ahead

HARLEM HOSPITAL CENTERl

506 LENOX AVENUE NEW YORK NY 10037

Head south on Fort Washington Avenue 2023 ft
Turn right onto Broadway 1060 ft
Turn left onto West 155th Street 3424 ft
Make a slight right 115 ft
Continue slightly right onto Adam Clayton Powell Jr. Boulevard 5253 ft
Turn left onto West 135th Street 1183 ft
You have arrived at your destination, on the left

WINTHROP-UNIVERSITY HOSPITALl

259 FIRST STREET MINEOLA NY 11501

Head south on Mineola Boulevard 224 ft
Turn right onto 2nd Street 950 ft
You have arrived at your destination, on the right

LONG ISLAND JEWISH MEDICAL CENTERl

270 - 05 76TH AVENUE NEW HYDE PARK NY 11040

Head north on Mineola Boulevard 5252 ft
Turn left onto Hillside Avenue (NY 25B) 1.4 mi
Turn right onto Marcus Avenue 3892 ft
Keep left at the fork onto Union Turnpike 1.0 mi
Turn right onto 270th Street 1086 ft
Turn left onto 76th Avenue 108 ft
Turn right 74 ft
You have arrived at your destination, on the right

MERCY MEDICAL CENTERl

1000 NORTH VILLAGE AVENUE ROCKVILLE CENTRE NY 11570

Head south on Mineola Boulevard 1193 ft
Continue straight onto Franklin Avenue 1.6 mi
Continue straight onto North Franklin Street 5051 ft
Turn right onto West Peninsula Boulevard 2609 ft
Continue straight onto Peninsula Boulevard 3844 ft
Make a slight left 229 ft
Make a slight left 250 ft
You have arrived at your destination, on the right