Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. John Allendorf xhas an overall rating of 3.8.

Specialties & Expertise

Dr. John Allendorf has the following 22 areas of expertise, 1 specialty and 1 board certification.

General Surgery

A surgical specialist is a physician who has additional training in a specific area of surgery.

The American Board of Medical Specialties acknowledges the following surgical specialties: general surgery, thoracic and cardiac surgery, colon and rectal surgery, obstetrics and gynecological surgery, neurological surgery, ophthalmic surgery, oral and maxillofacial surgery, orthopedic surgery, otolaryngological surgery, pediatric surgery, plastic surgery, urological surgery, and vascular surgery.

Some procedures are performed by more than one type of specialist. Also, some surgeons may choose to specialize in specific procedures within their specialty area. For example, a plastic and maxillofacial surgeon may specialize in performing rhinoplasty procedures.


See areas of expertise for treating specific conditions, procedures and surgeries for this doctor.

Board Certification

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience.

Locations & Directions

Winthrop University Hospital

259 1st St
Mineola, NY 11501

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