Summary

Dr. Ronald Grelsamer is an orthopedic surgeon who has dedicated nearly five decades to helping patients with musculoskeletal conditions. He earned his medical degree from Columbia University College of Physicians and Surgeons and completed his residency at New York Presbyterian Hospital. With 47 years of experience in orthopedic surgery, Dr. Grelsamer has developed extensive expertise in treating complex bone and joint problems. He is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Grelsamer practices at The Mount Sinai Hospital in New York, NY, where he focuses on treating joint pain, knee problems, and conditions related to weight management that affect the musculoskeletal system. His practice includes performing diagnostic imaging such as extremity X-rays to evaluate bone and joint conditions. He also offers specialized treatments including cryotherapy and laser therapy for skin lesions. Patients consistently rate their experience with Dr. Grelsamer highly, giving him an average rating of 4.6 stars.
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AI-generated from data on this provider profile.

Quick Facts

  • 4.5
  • 47 years of experience
  • 7 insurance plans accepted
  • speaks English, Spanish
  • New York Presbyterian Hospital
  • 5 written reviews
  • 1 specialty
  • 15 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Ronald Paul Grelsamer has 2 locations

The Mount Sinai Hospital

1 Gustave L Levy PlNew York, NY 10029

The Mount Sinai Hospital

1468 Madison AveNew York, NY 10029

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Dr. Ronald Paul Grelsamer, MDDr. Richard Salzer, MDDr. Joseph M Bellapianta, MDDr. Paul S Issack, MD
Orthopedic SurgeryOrthopedic SurgeryOrthopedic SurgeryOrthopedic Surgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.3 
4.8 
4.8 
47 Years of Experience 53 Years of Experience 22 Years of Experience 28 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks Spanish, English Speaks Spanish, Italian Speaks English
New York , NYEnglewood Cliffs , NJMontclair , NJNew York , NY
Med School: Columbia University College Of Physicians & Surgeons Med School: Tufts University School Of Medicine Med School: Albany Medical College Med School: New York University
Current Profile
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Insurance Plans Accepted by Dr. Ronald Paul Grelsamer

  • Blue Cross Blue Shield
  • EmblemHealth
  • EmblemHealth - HMO
  • Medicare
  • Medicare - Medicare
  • MVP Health Care
  • UnitedHealthcare

Medical Specialties

Dr. Ronald Paul Grelsamer has the following specialty

Specialty Expertise

Dr. Ronald Paul Grelsamer has the following 15 areas of expertise

  • Arthritis
  • Arthroscopy
  • Bone Fracture
  • Carpal Tunnel Syndrome
  • Herniated Disc
  • Hip Osteoarthritis
  • Hip Surgery
  • Joint Pain/Swelling
  • Joint Replacement
  • Knee Osteoarthritis
  • Laminectomy
  • Osteoarthritis (Hand and Wrist)
  • Scoliosis
  • Sports Medicine
  • Surgery

Certifications, License, & Education

47 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

New York Presbyterian Hospital

Medical School

Columbia University College Of Physicians & SurgeonsGraduated in 1979

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Frequently Asked Questions

Which hospitals is Dr. Ronald Grelsamer affiliated with?
Dr. Ronald Grelsamer is affiliated with The Mount Sinai Hospital.
What languages does Dr. Ronald Grelsamer speak?
Dr. Ronald Grelsamer speaks English and Spanish.
Does Dr. Ronald Grelsamer accept my insurance?
You can see the insurance plans that Dr. Ronald Grelsamer accepts on their Vitals profile.
Where is Dr. Ronald Grelsamer's office located?
Dr. Ronald Grelsamer's office is located at 1 Gustave L Levy Pl, New York, NY, 10029.
Does Dr. Ronald Grelsamer accept virtual/telehealth appointments?
Dr. Ronald Grelsamer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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