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Physicians & Procedures
Our Physicians
Edward J. Armbruster, DO, MA

Michael Ast, MD

Jyoti K. Bhatia, MD

Stephen Cairone, DO

Thomas Capotosta, MD

Paul Codjoe, MD

Keith Crivello, MD

Ravinder S. Dhillon, MD

David Eingorn, MD
Charles A. Eisengart, MD

David Hardeski, MD

Howard W. Hardy, MD

Seth Joseffer, MD

Fredric Kleinbart, MD

Gautam Kothari, DO

Mark McLaughlin, MD

John Nolan, Jr, MD
Rikin J. Patel, DO

Marion-Anna Protano, MD

Nirav Shah, MD

Armen J. Simonian, MD

Matthew Tormenti, MD

Douglas Weinstein, MD

Rudolf Zak, DPM

Kimberly Zambito, MD
Colon and Rectal Surgery
Physicians

Charles A. Eisengart, MD

Howard W. Hardy, MD
Procedures

Colonoscopy

Flexible Sigmoidoscopy
Gastroenterology
Physicians

Jyoti K. Bhatia, MD

Ravinder S. Dhillon, MD

Marion-Anna Protano, MD

Armen J. Simonian, MD

Douglas Weinstein, MD
Procedures

Your body's digestive system (also called your gastrointestinal system or GI tract) plays a key role in your overall health and well-being. Click on each procedure to find out more information, including an overview of each procedure, what to expect and how to prepare.

Hernias

Hemorrhoidectomy

Upper Endoscopy
Neursurgery
Physicians

Seth Joseffer, MD

Mark McLaughlin, MD

Nirav Shah, MD

Matthew Tormenti, MD
Procedures

our team of neurosurgeons has been highly trained in the treatment of both brain and spinal disorders. Our surgeons have international experience and have served in leadership roles with medical associations, and as community members.

Brain Tumors

Chiari Malformaiton

Concussions

Herniated Discs

Hydrocephalus

Occipital Neuralgia

Pituitary Gland

Spinal Stenosis

Spine Surgery

Trigeminal Neuralgia
Orthopaedics
Physicians

Edward J. Armbruster, DO, MA

Michael Ast, MD

Stephen Cairone, DO

Thomas Capotosta, MD

Paul Codjoe, MD

Keith Crivello, MD

David Eingorn, MD

David Hardeski, MD

Fredric Kleinbart, MD

John Nolan, Jr, MD

Kimberly Zambito, MD
Procedures

Orthopaedics involves the bones, joints, tendons and ligaments, as well as the muscles that move them. A variety of procedures are offered on an outpatient basis to diagnose and treat many disorders associated with the skeletal system. Click on each procedure to find out more information, including an overview of each procedure, what to expect and how to prepare.

Achilles Tendon Repair
ACL Repair

Carpal Tunnel Release

Hand and Wrist Surgery

Knee Ligament Repairs

Knee, Shoulder and Wrist Arthroscopy

Outpatient Joint Replacement

Rotator Cuff Repair

Shoulder Reconstruction

Upper and Lower Extremity Fractures
Pain Management
Physicians

Gautam Kothari, DO

Rikin J. Patel, DO
Procedures

Pain management works to reduce acute and chronic pain in patients, covering a wide spectrum of conditions. Click on each procedure to find out more information, including an overview of each procedure, what to expect and how to prepare.

Discogram

Epidural Steroid Injection

Radiofrequency

Shoulder Injections
Podiatry
Physicians

Rudolf Zak, DPM
Procedures

Podiatry focuses on the prevention, diagnoses and treatment of conditions associated with the foot and ankle. Click on each procedure to find out more information, including an overview of each procedure, what to expect and how to prepare.

Arthroplasty

Bunion/Hammer Toe Correction

Foot Fractures

Neuroma Excision

Plantar Fasciotomy

Toe Implants
Your Visit
Your Visit

Thank you for choosing the Mercer County Surgery Center. To schedule or cancel a procedure, please make arrangements by calling your physician.

All patients should call the center the day before their scheduled procedure after 1 p.m. to receive their scheduled time. Orthopaedic patients should call one week prior to their procedure to speak with a nurse.
- Billing and Insurance
- Directions
- Forms
- Patient Survey
- Payments
- Referrals
Your Health
Digestive Health
Barrett's Esophagus

Colon/Colorectal Cancer

Crohn's Disease

Digestive Health Additional Resources

Digestive Health Downloadable Patient Education

Digestive Health FAQs

Diverticulosis and Diverticulitis

Esophagitis and Stricture

Gastrointestinal and Gastroenterologist
Heartburn, GER and GERD

Helicobacter Pylori (Stomach Infection)

Irritable Bowel Syndrome (IBS)

Inflammatory Bowel Disease (IBD)

Liver Disease

Myths Vs. Facts

Peptic Ulcer Disease (PUD)

Stomach Problems and Swallowing Problems

Ulcerative Colitis

Upper GI: Did You Know?
Orthopaedic Health
Orthopaedics involves the bones, joints, tendons and ligaments, as well as the muscles that move them. A variety of procedures are offered on an outpatient basis to diagnose and treat many disorders associated with the skeletal system, including arthritis, osteoporosis, injury and carpal tunnel syndrome.

Patients with these problems may be advised to get treatment, including joint arthroscopy, ACL reconstruction, rotator cuff repair, endoscopic carpal tunnel release and open reduction internal fixation. Click a section below for more information.

Click a section below for more information.

Arthritis

Osteoporosis

Orthopaedic Injuries

Carpal Tunnel Syndrome

Orthopaedic FAQs

Orthopaedic Health Additional Resources
Pain Management Information
Pain Management FAQs

Pain Management Additional Resources
Podiatry Health
Podiatry focuses on the prevention, diagnoses and treatment of conditions associated with the foot and ankle. Heel spurs, bunions and hammer toe can be treated with a variety of procedures, including bunion and hammer toe correction and plantar fasciotomy.

Click a section below for more information.

Heel Spurs (Plantar Fasciitis)

Bunions

Hammer Toes

Podiatry FAQs

Podiatry Health Additional Resources

Lawrenceville, New Jersey, 08648
(609) 895-0290

Physicians

All Physicians
Colon and Rectal Surgery
Gastroenterology
Neurosurgery
Orthopaedics
Pain Management
Podiatry

Gastroenterology

Jyoti K. Bhatia, MD

Ravinder S. Dhillon, MD

Marion-Anna Protano, MD

Armen J. Simonian, MD

Douglas Weinstein, MD