Summary

Dr. Ronald Grelsamer is an orthopedic surgeon with nearly five decades of experience treating patients with bone, joint, and muscle conditions. He earned his medical degree from Columbia University College of Physicians and Surgeons and completed his residency training at New York Presbyterian Hospital. With 47 years in practice, Dr. Grelsamer has developed extensive expertise in surgical and non-surgical treatments for orthopedic conditions. He is fluent in both English and Spanish.

Dr. Grelsamer practices at The Mount Sinai Hospital in New York, where he provides comprehensive orthopedic care to patients throughout the area. His long career has allowed him to refine his skills in diagnosing and treating a wide range of bone and joint problems. Patients consistently rate their experience with Dr. Grelsamer highly, giving him an average rating of 4.6 out of 5 stars on Vitals. His bilingual abilities enable him to communicate effectively with both English and Spanish-speaking patients in the diverse New York community.
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Overview based on verified provider data

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

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

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. Stephen James Nicholas, MDDr. Samuel Jonathan Hess, MDDr. Asit K. Shah, M.D., Ph.D.
Orthopedic SurgeryOrthopedic SurgeryOrthopedic SurgeryOrthopedic Surgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.7 
4.6 
3.8 
47 Years of Experience 40 Years of Experience 27 Years of Experience 27 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish Speaks Spanish, English Speaks English, Spanish
New York , NYScarsdale , NYClifton , NJEnglewood Cliffs , NJ
Med School: Columbia University College Of Physicians & Surgeons Med School: New York Medical College Med School: Temple School of Medicine, Philadelphia, PA Med School: Sidney Kimmel Medical College At Thomas Jefferson 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

Dr. Ronald Paul Grelsamer holds an active medical license in the state of New York.

Medical License

Medical Doctor with an active medical license in the state of New York that expires in 2026.

Education & Training

Residency

Completed their residency at New York Presbyterian Hospital.

Medical School

Graduated from Columbia University College Of Physicians & Surgeons in 1979.

NPI Number

Dr. Grelsamer's NPI number is 1699731752.

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Frequently Asked Questions

Which hospitals is Dr. Ronald Paul Grelsamer affiliated with?
Dr. Ronald Paul Grelsamer is affiliated with The Mount Sinai Hospital.
What languages does Dr. Ronald Paul Grelsamer speak?
Dr. Ronald Paul Grelsamer speaks English and Spanish.
Is Dr. Ronald Paul Grelsamer accepting new patients?
Dr. Ronald Paul Grelsamer has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Ronald Paul Grelsamer's office located?
Dr. Ronald Paul Grelsamer's office is located at 1 Gustave L Levy Pl, New York, NY, 10029.
How can I make an appointment with Dr. Ronald Paul Grelsamer?
You can find contact information for Dr. Ronald Paul Grelsamer here on Vitals.

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