GK
22 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Klein, Orthopedic Surgeon in North Bergen, NJ?
Dr. Gregg Klein, MD is an Orthopedic Surgeon, who primarily practices in North Bergen, NJ with 2 additional practice locations. He has been practicing for over 22 years and is board certified. Dr. Klein graduated from Sidney Kimmel Medical College at Thomas Jefferson University and completed his residency at Thomas Jefferson University Hospital. Dr. Klein is fluent in English, and is currently seeing new patients. Dr. Klein’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Klein’s office at (800) 321-9999.
What are Areas of Expertise for Dr. Klein?
Dr. Gregg Klein, MD is a highly-rated, board-certified Orthopedic Surgeon known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Klein empowers patients to confidently navigate their health journey, specializing in Arthritis, Deformity Reconstruction, Hip & Knee Surgery, Joint Replacement, and comprehensive wellness support. Serving the North Bergen, NJ community, Dr. Klein is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Klein go to medical school and complete their residency?
Residency: Thomas Jefferson University Hospital | Thomas Jefferson University Hospital Program
Medical School: Thomas Jefferson University Jefferson Medical College | Sidney Kimmel Medical College at Thomas Jefferson University
Is Dr. Klein board certified as an Orthopedic Surgeon?
Yes, Dr. Gregg Klein, MD is board certified by the American Board of Orthopaedic Surgery
What languages does Dr. Klein speak?
Dr. Klein and their clinical team can communicate with patients in the following languages:
English
What conditions does an Orthopedic Surgeon like Dr. Klein typically treat?
As an Orthopedic Surgeon, Dr. Klein diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Klein. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Primary Osteoarthritis in Right Knee
- Osteoarthritis of the left knee
- Primary Osteoarthritis in Right Hip
- Osteoarthritis of the left hip
- Osteoarthritis
- Right Knee Arthritis
- Right Knee Degenerative Joint Disease
- Degenerative joint disease
- Wear-and-tear arthritis
- Arthrosis
- Joint degeneration
- Right Hip Arthritis
- Right Hip Degenerative Joint Disease
ICD-10 Codes:
- M1711: Unilateral primary osteoarthritis, right knee
- M1712: Unilateral primary osteoarthritis, left knee
- M1611: Unilateral primary osteoarthritis, right hip
- M1612: Unilateral primary osteoarthritis, left hip
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Joint Replacement Aftercare
- Hip Replacement
- Joint Disorder
- Knee Replacement
- Post-joint replacement care
- Joint surgery recovery
- Orthopedic aftercare
ICD-10 Codes:
- Z471: Aftercare following joint replacement surgery
What procedures does an Orthopedic Surgeon like Dr. Klein typically perform?
As an Orthopedic Surgeon, Dr. Klein performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Klein. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Total Hip Replacement
- Hip Replacement
- Hip arthroplasty
- Artificial hip surgery
- Hip joint replacement
- Femoral head replacement
CPT Codes:
- 27130: Arthroplasty, acetabular and proximal femoral prosthetic replacement (total hip arthroplasty), with or without autograft or allograft
Also known as:
- Total Knee Replacement
- Partial Knee Replacement
- Knee Replacement
- Total Knee Arthroplasty
- Knee Joint Replacement
- Full Knee Replacement
- TKA Surgery
- Unicompartmental Knee Arthroplasty
- Medial Knee Replacement
- Lateral Knee Replacement
- Partial Knee Resurfacing
CPT Codes:
- 27447: Arthroplasty, knee, condyle and plateau; medial AND lateral compartments with or without patella resurfacing (total knee arthroplasty)
- 27446: Arthroplasty, knee, condyle and plateau; medial OR lateral compartment
Also known as:
- Computer-Assisted Musculoskeletal Surgery (Image-less)
- Navigational Musculoskeletal Surgery
- Image-less Computer-Guided Surgery
- Orthopedic Navigation System
- CAS Musculoskeletal Surgery
CPT Codes:
- 20985: Computer-assisted surgical navigational procedure for musculoskeletal procedures, image-less (List separately in addition to code for primary procedure)
Also known as:
- Joint or Bursa Injection/Fluid Removal
- Arthrocentesis
- Major Joint Aspiration
- Bursa Injection
- Joint Fluid Removal
CPT Codes:
- 20610: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa); without ultrasound guidance
Also known as:
- Femoral Nerve Block Injection
- Femoral nerve injection
- Thigh nerve block
- Pain relief injection for thigh
- Nerve block with imaging guidance
CPT Codes:
- 64447: Injection(s), anesthetic agent(s) and/or steroid; femoral nerve, including imaging guidance, when performed
Also known as:
- Knee Nerve Pain Injection
- Genicular Nerve Block
- Knee Pain Steroid Injection
- Knee Nerve Anesthetic Injection
CPT Codes:
- 64454: Injection(s), anesthetic agent(s) and/or steroid; genicular nerve branches, including imaging guidance, when performed
Does Dr. Klein accept my insurance?
Dr. Klein accepts most major insurance plans. Important: Please call our office at (800) 321-9999 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Klein accept in North Bergen, NJ?
Dr. Klein in North Bergen, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
AMA Insurance Services
Carepoint Health
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Horizon BlueCross BlueShield
Medicare
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Klein's office located?
Dr. Gregg Klein's Primary Practice
7650 River Rd Ste 300
North Bergen, NJ 07047
(800) 321-9999
What is Dr. Klein's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Klein's National Provider Identifier (NPI) number is 1528053642.
What common questions do patients ask about Dr. Klein?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Klein
What is Dr. Gregg Klein's specialty?
Dr. Klein is a Orthopedic Surgeon near North Bergen, NJ.
What does an Orthopedic Surgeon do?
An orthopedic surgeon has specialization in preserving, investigating, and restoring the form and function of the extremities, spine, and related structures through medical, surgical, and physical methods. They care for patients with musculoskeletal issues, including congenital deformities, trauma, infections, tumors, metabolic disturbances, and degenerative diseases affecting the spine, hands, feet, knees, hips, shoulders, and elbows in both children and adults. Additionally, orthopedic surgeons address primary and secondary muscular problems and the impact of central or peripheral nervous system lesions on the musculoskeletal system.
Is this Dr. Gregg Klein affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Klein is affiliated with Hackensack University Medical Center, Holy Name Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see an Orthopedic Surgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Orthopedic Surgeon. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Gregg Klein accepting new patients in North Bergen, NJ?
Yes, Dr. Gregg Klein is accepting new patients at this time.
Does Dr. Gregg Klein offer online booking?
Please contact Dr. Klein's office at (800) 321-9999 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregg Klein?
Please contact Dr. Klein's office at (800) 321-9999 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Gregg Klein have?
Dr. Gregg Klein is certified by the American Board of Orthopaedic Surgery.
Other Orthopedic Surgeon Near North Bergen, NJ

Orthopedic Hand Surgeon
Dr. Daniel Seigerman, MD is an Orthopedic Hand Surgeon, who primarily practices in North Bergen, NJ with 2 additional practice locations.
North Bergen, NJ

Dr. Rocco Bassora, MD is an Orthopedic Sports Medicine Specialist, who primarily practices in North Bergen, NJ with 2 additional practice locations.
North Bergen, NJ

Dr. Samir Sodha, MD is an Orthopedic Surgeon, who primarily practices in North Bergen, NJ with 2 additional practice locations. He has been practicing for over 21 years and is board certified.
North Bergen, NJ