close icon

Search

Loader

Our Team

Ashley Bassett

Ashley Bassett

Orthopedic Surgery

Shoulder, Hip & Knee

Sports Medicine

Christopher Castro

Christopher Castro

Physiatry

Spine (non-operative)

Frank J. Corrigan

Frank J. Corrigan

Orthopedic Surgery

Hand & Wrist

Robert A. DeFalco, Jr.

Robert A. DeFalco, Jr.

Orthopedic Surgery

Shoulder, Hip & Knee

Sports Medicine

Michael S. Gutkin

Michael S. Gutkin

Physiatry

Spine (non-operative)

Stephen Koss

Stephen Koss

Orthopedic Surgery

Shoulder, Hip & Knee

Sports Medicine

Michael Markowitz

Michael Markowitz

Orthopedic Surgery

Spine & Neck

Sports Medicine Doctor James Moran

James P. Moran

Orthopedic Surgery

Sports Medicine

Physiatry

Sports Medicine (non-operative)

Behnam Salari

Behnam Salari

Orthopedic Surgery

Spine & Neck

William Sayde

William Sayde

Orthopedic Surgery

Shoulder, Hip & Knee

Sports Medicine

Alex H. Shin

Alex H. Shin

Orthopedic Surgery

Hip & Knee Reconstruction

Shoulder, Hip & Knee

Paul G. Teja

Paul G. Teja

Orthopedic Surgery

Shoulder, Hip & Knee

Sports Medicine

Kevin White

Kevin White

Orthopedic Surgery

Foot & Ankle

Jason J. Wu

Jason J. Wu

Rheumatology

Christian J. Zaino

Christian J. Zaino

Orthopedic Surgery

Hand & Wrist

Kayvon Ameri, PA-C

Kayvon Ameri, PA-C

PA's, APN-C and LPN's

Olga Debrin, PA-C

Olga Debrin, PA-C

PA's, APN-C and LPN's

Aaron Flores

Aaron Flores

PA's, APN-C and LPN's

Michael Gundell, PA-C

Michael Gundell, PA-C

PA's, APN-C and LPN's

Victoria Kummer, APN

Victoria Kummer, APN

PA's, APN-C and LPN's

Anna LoConte

Anna LoConte

PA's, APN-C and LPN's

Diane Niestepski, PA-C

Diane Niestepski, PA-C

PA's, APN-C and LPN's

Lindsey Roessler, PA-C

Lindsey Roessler, PA-C

PA's, APN-C and LPN's

Amy Wedderman, LPN

Amy Wedderman, LPN

PA's, APN-C and LPN's

Jodie Kunkel, PA-C

Jodie Kunkel, PA-C

PA's, APN-C and LPN's

Sarah Anderson, PA-C

Sarah Anderson, PA-C

PA's, APN-C and LPN's

Lauren Soroka, PA-C

Lauren Soroka, PA-C

PA's, APN-C and LPN's

Diane Niestepski, PA-C

Diane Niestepski, PA-C

Conditions & Treatment

Locations

Pin

Hackettstown Bilby Rd. Office & Urgent Care Center +

Get Directions

P: (908) 684-3005

Pin

Sparta Office

Get Directions

P: (908) 684-3005

Pin

Randolph Office & Urgent Care Center +

Get Directions

P: 908-684-3005

DateRequest an Appointment

Diane Niestepski, PA-C is a board certified physician assistant with The Orthopedic Institute of New Jersey.

Since joining OINJ in 2006, Niestepski plays an intricate role in patient care, working with patients to address their orthopedic conditions.  Whether she’s performing injections, assisting in surgical procedures or catering to in-office visits, Diane ensures that patients have the care, information they need and compassion both in advance and after their surgery.

Education:

  • Bayley Seton Physician Assistant Program from St. John’s University in New York City.
  • Undergraduate Degree from St. John’s University in New York City.

Languages:

Fluent in speaking and reading Polish.