0 reviews
Summary
Orthopedic spine surgery is the focus of Dr. Ryan Cassilly's practice. He treats back pain, back pain during pregnancy, and back pain in children and teens, and performs lumbar epidural steroid injections and lumbar laminectomy. He also practices orthopedic surgery and has 16 years of experience.
Dr. Cassilly earned his medical degree from Columbia University College of Physicians & Surgeons. He is affiliated with Hoboken University Medical Center, Bergen New Bridge Medical Center, and The Valley Hospital, and sees patients at locations in Clifton, Mahwah, Hoboken, Paramus, and Iselin, New Jersey. He speaks Polish and Spanish.
Dr. Cassilly earned his medical degree from Columbia University College of Physicians & Surgeons. He is affiliated with Hoboken University Medical Center, Bergen New Bridge Medical Center, and The Valley Hospital, and sees patients at locations in Clifton, Mahwah, Hoboken, Paramus, and Iselin, New Jersey. He speaks Polish and Spanish.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 16 years of experience
- 22 insurance plans accepted
- speaks Polish, Spanish
- Columbia University College Of Physicians & Surgeons
- 2 specialties
- 2 areas of expertise
- 3 hospital affiliations
- 8 office locations
- Male
Office Locations
Dr. Ryan Timothy Cassilly has 8 locationsGarden State Orthopaedic Associates Pa
925 Clifton Ave Ste 106Clifton, NJ 07013 Tel: (973) 330-0700
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Garden State Orthopaedic Associates Pa
400 Franklin Tpke Ste 112Mahwah, NJ 07430 Tel: (201) 825-2266
Mon9:00 am - 5:30 pm
Tue9:00 am - 5:30 pm
Wed9:00 am - 5:30 pm
Thu9:00 am - 5:30 pm
Fri9:00 am - 4:30 pm
SatClosed
SunClosed
Garden State Orthopaedic Associates Pa
33-41 Newark StHoboken, NJ 07030 Tel: (201) 876-5300
Mon9:00 am - 5:30 pm
Tue9:00 am - 5:30 pm
Wed9:00 am - 5:30 pm
Thu9:00 am - 5:30 pm
Fri9:00 am - 4:30 pm
SatClosed
SunClosed
Garden State Orthopaedic Associates Pa
22 Madison Ave Ste 202Paramus, NJ 07652Mon9:00 am - 5:30 pm
Tue9:00 am - 5:30 pm
Wed9:00 am - 5:30 pm
Thu9:00 am - 5:30 pm
Fri9:00 am - 4:30 pm
SatClosed
SunClosed
Garden State Orthopaedic Associates Pa
75 State Route 27 Ste 300Iselin, NJ 08830 Tel: (201) 791-4434
Mon7:30 am - 3:30 pm
Tue7:30 am - 3:30 pm
Wed7:30 am - 3:30 pm
Thu7:30 am - 3:30 pm
Fri8:00 am - 2:30 pm
SatClosed
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Ryan Timothy Cassilly, MD | David Fred Ratliff, MD, FAAOS | Dr. Gary Andrew Gonya, MD | Dr. Armin M Tehrany |
| Orthopedic Surgery | Orthopedic Surgery | Orthopedic Surgery | Orthopedic Surgery |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 16 Years of Experience | 21 Years of Experience | 28 Years of Experience | 32 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available |
| Speaks Polish, Spanish | Speaks English | Speaks English, Spanish | Speaks Farsi, French, Spanish |
| Clifton , NJ | Parsippany , NJ | New York , NY | New York , NY |
| Med School: Columbia University College Of Physicians & Surgeons | Med School: Albert Einstein College Of Medicine Of Yeshiva University | Med School: Icahn School Of Medicine At Mount Sinai | Med School: New York University School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Ryan Timothy Cassilly
Medical Specialties
Dr. Ryan Timothy Cassilly has the following 2 specialties
Specialty Expertise
Dr. Ryan Timothy Cassilly has the following 2 areas of expertise
Certifications, License, & Education
16 Years Experience
Dr. Ryan Timothy Cassilly holds an active medical license in the state of New Jersey.
Medical License
Medical Doctor with an active medical license in the state of New Jersey that expires in 2027.
Education & Training
Medical School
Graduated from Columbia University College Of Physicians & Surgeons in 2010.
NPI Number
Dr. Cassilly's NPI number is 1235455924.
Similar doctors
Frequently Asked Questions
- Does Dr. Ryan Cassilly accept virtual/telehealth appointments?
- Dr. Ryan Cassilly has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Does Dr. Ryan Cassilly accept my insurance?
- You can see the insurance plans that Dr. Ryan Cassilly accepts on their Vitals profile.
- Is Dr. Ryan Cassilly accepting new patients?
- Dr. Ryan Cassilly is accepting new patients on Vitals. View Dr. Ryan Cassilly's profile on Vitals to make an appointment.
- What languages does Dr. Ryan Cassilly speak?
- Dr. Ryan Cassilly speaks Polish and Spanish.
- Where is Dr. Ryan Cassilly's office located?
- Dr. Ryan Cassilly's office is located at 925 Clifton Ave Ste 106, Clifton, NJ, 07013.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.







