What patients are saying
Overall rating
4.37
Average wait time
4.32
Bedside manner
4.48
“ I have been to see Dr Kumar several times before. He has always got me out of pain. My last visit was for sciatic nerve pain. I wanted to die I was in so much pain. He provided great care and the perfect medication to help stop the pain. I will always use Dr Kumar. ”
Alicia K.October 14, 2025
“Nice friendly staff. And Dr Kumar was a good listener and he gave me lots of options and took care of everything that I went in the office for! Definitely will continue to go there ! ”
Eileen V.December 16, 2024
About Dr. Ajay Kumar
Please note: we do not accept self-pay patients.
Dr. Ajay Kumar earned his Bachelor of Medicine, Bachelor of Surgery, and Doctorate in Medicine from the prestigious All India Institute of Medical Sciences, New Delhi, India. He completed his residency in Physical Medicine and Rehabilitation at Temple University Hospital, Philadelphia. He is fellowship-trained in Interventional Pain Medicine and is board certified in Physical Medicine as well as a diplomate of the American Board of Pain Medicine. Previously, he was an orthopedic surgeon in India.
Dr. Kumar has specialized training in fluoroscopic and ultrasound-guided minimally invasive pain procedures. He is one of the few physicians in New Jersey and Pennsylvania with extensive expertise in prolotherapy and platelet-rich plasma (PRP) injections, along with Spinal Cord Stimulation and the Vertiflex procedure. He works closely with patients to offer various solutions tailored to their individual problems.
He also has extensive experience performing NCV/EMG studies to diagnose the cause of pain. Dr. Kumar is a member of The International Spinal Injection Society and the American Society of Interventional Pain Physicians. His strengths include the ability to diagnose difficult cases and provide sensible, logical, and safe treatment options. He understands and respects the body’s natural ability to heal itself, which forms the basis of his treatment protocols.
Dr. Kumar embraces multidisciplinary care, including physical therapy, chiropractic care, and nutrition, to help patients not only recover but also maintain long-term health.
Is this doctor in your insurance network?
Enter your insurance carrier and plan
choose insurance
In-network insurances
99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Medicare
UnitedHealthcare
UnitedHealthcare Oxford
Areas of expertise
This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
Fibromyalgia and chronic pain and fatigue
Arthritis
Injection for back pain
Pain in joint
Lower back pain
Fibromyalgia and chronic pain and fatigue
Arthritis
Injection for back pain
Pain in joint
Office locations
New Jersey Advanced Pain Management Center (1 of 3)
45 Ronald Reagan Blvd, Warwick, NY 10990
New Jersey Advanced Pain Management Center (2 of 3)
57 US-46, Suite 105, Hackettstown, NJ 07840
New Jersey Advanced Pain Management Center (3 of 3)
905 Pennsylvania Ave, Suite B, Matamoras, PA 18336
1 of 3
Education and background
Practice names
Board certifications
- American Board of Physical Medicine and Rehabilitation
- American Board of Pain Medicine
Education and training
- Medical School - All India Institute of Medical Sciences, New Delhi, Bachelor of Medicine, Bachelor of Surgery
- Temple University Hospital, Residency in Physical Medicine and Rehabilitation
Languages spoken
- English
Provider's gender
Male
NPI number
1871545111
Patient reviews
All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.37
Wait time
4.32
Bedside manner
4.48
Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here
62 reviews
Most relevant
Staff extremely friendly and knowledgeable. Dr Kumar was able to provide immediate pain relief during the first visit.
November 12, 2023Demetred J.Verified patient
Great! Got in right away. Staff extremely nice & helpful. DR addresse everything clearly & quickly Highly recommend
More than 1 year agoMM
All he wants is your money. He is a sham. Drug dealer. Sketchy office and location. DIRTY!!!! But he will take your money.
More than 1 year agoInitials hidden
He was very thorough and professional. He answered questions and gave detailed explanations.
March 18, 2024Tanya A.Verified patient
Staff is very helpful. Dr. Kumar is very patient and talks me through everything.
More than 1 year agoDR
The doctor and staff are amazing. I highly recommend Dr Kumar.
More than 1 year agoSF
They did not properly inform me that my appointment was cancelled.
January 10, 2022Kedar H.Verified patient
Great visit alway helpful to my needs and excellent staff
More than 1 year agoJC
Excellent, always kind & listens. Staff is exceptional.
More than 1 year agoFH
Very good, the doctor is very nice and very helpful.
More than 1 year agoTF
Excellent service. Dr. listens carefully to patient.
More than 1 year agoHP
I have been to see Dr Kumar several times before. He has always got me out of pain. My last visit was for sciatic nerve pain. I wanted to die I was in so much pain. He provided great care and the perfect medication to help stop the pain. I will always use Dr Kumar.
October 14, 2025Alicia K.Verified patient
Visit was fine enough.
July 9, 2025Donna R.Verified patient
The dr was a no show for 2 apps same day. I booked an appointment because of extreme pain. I left messages and h e never returned my call. Never again for zoc doc
Less than 1 year agoInitials hidden
No show. Left 6 messages and called 8 times and not enough care or response to return 1 cal. Zocdoc is awful and going to spread the word.
I wouldn't take my pet here for care. There is none.
NEVER again
Less than 1 year agoCamille B.Verified patient
Nice friendly staff. And Dr Kumar was a good listener and he gave me lots of options and took care of everything that I went in the office for! Definitely will continue to go there !
December 16, 2024Eileen V.Verified patient
Very pleasant doctor and staff. Very efficient!
October 28, 2024Gabrielle P.Verified patient
Very understanding
August 19, 2024John T.Verified patient
Thorough and knowledgeable
August 14, 2024Joseph D.Verified patient
Great I highly recommend this Dr
More than 1 year agoKeith S.Verified patient
The doctor and staff all listened and were compassionate to my pain. The doctor is not a narcotic pusher. I liked the staff. I would hire them. lol
November 27, 2023Carol O.Verified patient
This and all visits are awesome and friendly.. I've been a patient about several years and has helped my issues substantially. Between the Doc and staff it's a BIG thumbs up..
More than 1 year agoTR
outstanding
More than 1 year agoFA
Amazing!! Everyone is awesome
More than 1 year agoNR
Amazing! I have been going to Dr. Kumar for nine yrs and this visit as always you will find a warm, caring and so attentive to your pain issues. He has helped me so much! He stands for what a pain management Dr. should be!!! Staff as always fantastic! caring always helpful
More than 1 year agoNR
The Dr is wonderful and keeps me well informed
More than 1 year agoRK
Very good as always
More than 1 year agoPD
Dr. Kumar stands out as a doctor who truly takes the time & cares for his patients. He is always looking for ways to help with my lifelong condition & I highly recomend him in the Tri State Area.
More than 1 year agoLH
Good everything good
More than 1 year agoMM
Good visit, professional & courteous. Dr. Kumar does what is needed to manage pain & ensures you feel comfortable & safe. The staff is pleasant & amazing. Overall "A"+++.
More than 1 year agoWS
Dr Kumamoto was very thorough in his assessment of my problem, familiarized himself with my medical information I brought, and came up with a plan of action.
February 15, 2023Mercy Lou P.Verified patient
Dr. Kumar is a professional.
More than 1 year agoInitials hidden
Everyone was so very nice. Even though Dr could not help me, he was able to help my daughter! Sometimes insurance gets in the way of a great Dr.
Come to find out, he was also my son's Dr. until insurance got in the way also. This family thinks everyone in that office is wonderful !!! Happy Holidays ????
December 2, 2022Colleen C.Verified patient
I am very happy. Dr. Kumar is the most kind and gentil Dr. I ever known. He understands my situation and cares for me. I will recomend him every where I go and find people in need of a pain management Dr.
More than 1 year agoFM
Very good.
More than 1 year agoPM
I thought my visit was good. The staff is very pleasent. My problems were addressed and I left feeling better than when I came in.
More than 1 year agoNP
Perfect.
More than 1 year agoMM
My visits are always good w/ Dr. Kumar.
More than 1 year agoLZ
January 30, 2026Martyn T.Verified patient
Less than 6 months agoInitials hidden
Less than 1 year agoInitials hidden
September 17, 2025Bruce G.Verified patient
Less than 1 year agoInitials hidden
April 30, 2025Janet K.Verified patient
December 23, 2024Ellen M.Verified patient
November 20, 2024Irene P.Verified patient
October 18, 2024James C.Verified patient
August 26, 2024Thomas C.Verified patient
More than 1 year agoInitials hidden
More than 1 year agoInitials hidden
Loading...
How soon can I make an appointment with Dr. Ajay Kumar?
Generally, Dr. Ajay Kumar has appointments available on Zocdoc within 1 week. You can see Dr. Kumar's earliest availability on Zocdoc and make an appointment online.
Is Dr. Ajay Kumar accepting new patients?
Dr. Ajay Kumar generally accepts new patients on Zocdoc. You can see Dr. Kumar's earliest availability on Zocdoc and schedule an appointment online.
Does Dr. Ajay Kumar accept my insurance?
Choose your insurance plan to verify if Dr. Kumar is in-network.
Can I make an appointment with Dr. Ajay Kumar online?
Yes, you can make an appointment online with Dr. Kumar using Zocdoc. It’s simple, secure, and free.
What practice does Dr. Ajay Kumar work with?
Where is Dr. Ajay Kumar's office located?
Dr. Ajay Kumar has 3 office locations, including in Hackettstown, Warwick, and Matamoras, view full addresses on Dr. Kumar's profile.
Which board certifications does Dr. Ajay Kumar have?
Dr. Ajay Kumar is certified by American Board of Physical Medicine and Rehabilitation and American Board of Pain Medicine.
What are common reasons for patients to see Dr. Ajay Kumar?
Dr. Ajay Kumar frequently sees patients for Arthritis, Back Pain, Knee Problems, Pain Management Consultation, and Sports Injury. You can see other visit reasons for Dr. Ajay Kumar on their profile.
What languages does Dr. Ajay Kumar speak?
Dr. Ajay Kumar speaks English.
How do patients rate Dr. Ajay Kumar in reviews?
62 patients have reviewed Dr. Ajay Kumar. The overall rating for this doctor is 4.37/5. They have a 4.48/5 rating for bedside manner and a 4.32/5 rating for wait time. You can read individual reviews and ratings on their profile.