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New Total Joint Center

With new capabilities, like gel injections and robotic procedures, OINJ offers a variety of expertise and treatment options to treat your specific diagnosis.

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Stay Healthy
and Enjoy Every Move

Follow our health blog for everyday tips & tricks.

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Orthopedic Urgent Care

Immediate care from our orthopedic specialists in Randolph and Hackettstown.

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New Randolph Location

Our new location in Randolph, NJ is now open! Schedule an appointment today or reach out to our new office.

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Back on Track

Our board-certified spine doctors are here to guide you towards the right solution for acute or chronic back pain.

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Centers of Excellence

We offer expert orthopedic care across multiple specialty areas, with dedicated service centers for Sports Medicine, Foot & Ankle, Spine and more.

BROWSE SERVICE CENTERS
OINJ

OINJ
Locations

Visit these offices based on your geo-location:

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Morristown Office View office

95 Madison Ave
Suite 101
Morristown, NJ 07960

P: (908)-684-3005

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Randolph Office & Urgent Care Center + View office

711 Route 10E
Suite 100
Randolph, NJ 07869

P: 908-684-3005

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Hackettstown Bilby Rd. Office & Urgent Care Center + View office

Hackettstown Medical Arts Building
108 Bilby Road
Suite 201
Hackettstown, NJ 07840

P: (908) 684-3005

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Hackettstown Mountain Ave. Office View office

254B Mountain Avenue
Suite 201
Hackettstown, NJ 07840

P: (908) 684-3005

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Sparta Office View office

376 Lafayette Road
Suite 202
Sparta, NJ 07871

P: (908) 684-3005

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Newton Office View office

222 High Street
Suite 202
Newton, NJ 07860

P: (908) 684-3005

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Cedar Knolls Office View office

218 Ridgedale Avenue
Suite 202
Cedar Knolls, NJ 07927

P: (908) 684-3005

View All OINJ Locations

Caring for All Patients: Youth and Adult.

Injuries & Conditions

Point to the Area of Need to Learn How We Can Help.

Adult / Youth

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Foot & Ankle

Foot & Ankle

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Knee

Knee

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Spine

Spine

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Shoulder

Shoulder

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Elbow

Elbow

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Hand & Wrist

Hand & Wrist

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Head

Head

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Physician

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Our Doctors

Dr. Christopher Castro

Dr. Christopher Castro is a Physiatrist with interventional training performing Pain Management services for The Orthopedic Institute of New Jersey.

Board certified by the American Board of Physical Medicine and Rehabilitation, Dr. Castro has expertise in: Non-operative spinal care, interventional spine procedures, pain management, occupational medicine, electrodiagnostic studies

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Dr. Christopher Castro

Our Patients

The Allison Decker Story

Now I Can

I had excruciating pain, and numbness and tingling in my feet. NOW I CAN live a happy, healthy life full of running, walking, and doing things that add to an overall quality of life.

OINJ News & Events

Jun 6, 2023

How to Treat Golfer’s Elbow: Medial Epicondylitis

How to treat golfer’s elbow is a serious question that concerns even those who never touched a golf club in their life. Here’s what you should know about it!

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Jun 1, 2023

What Is an Orthopedic Surgeon: What Do They Do?

What is an orthopedic surgeon? How does one become an orthopedic surgeon, and how to know when you need their help? Read more to find out!

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May 18, 2023

The Sports Docs: Five-Episode Mini-Series Live at AAOS with Dr. Brian Waterman

OINJ’s, Ashley Bassett, attended the meeting and had an amazing opportunity to talk to many professionals in the field. As a result, we’ve got an amazing five-part mini-series on our podcast.

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Apr 26, 2023

Sports Docs + RJOS Special 40th Anniversary: Goal Setting

For our 40th episode of the sports docs, we discuss two important topics: habits and goals. How do you effectively form positive habits, and how do you know which goals are realistically feasible? Tune in to find out!

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Apr 19, 2023

Concussion Symptoms: Signs of a Concussion & Treatment

Concussion symptoms are hard to miss, especially when you look for them immediately after a head injury. Here’s what you must look for.

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Mar 30, 2023

How to Treat Degenerative Disc Disease: Cause & More

Degenerative disc disease treatment depends on the location and level of degeneration. Read to learn more about the causes, symptoms, and treatment.

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Mar 23, 2023

Trigger Finger Surgery: Treatment, Recovery, and More

Trigger finger surgery can help rid you of pain and recover full mobility of your fingers. Here’s what you should know about this simple and effective procedure.

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