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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (7)

The overall average patient rating of Dr. Christopher Frendo, Orthopaedic Surgeon, Surgeon, is Good. Dr. Frendo has been reviewed by 16 patients who have provided 7 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 4.5
Courteous Staff 4.3
Accurate Diagnosis 3.9
Bedside Manner 3.9
Spends Time with Me 3.9
Follows Up After Visit 3.8

Specialties & Research

  • He has special expertise in 10 areas:
  • Back Injuries
  • Head and Neck Disorder
  • Hip Osteoarthritis
  • Infection
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Scoliosis
  • Spinal Fractures
  • Spinal Stenosis
  • Wounds and Injuries

Education & Awards

Dr. Frendo graduated from Lake Erie College of Osteopathic Medicine at Erie. He has 2 awards.

Patients' Choice Award (2012 - 2014)
Compassionate Doctor Recognition (2013 - 2014)


Dr. Frendo has 6 hospital affiliations:

  • St Francis Hospital 
  • North Shore Univ Hosp At Plainview 


  • Spanish

> > > > Dr. Christopher Frendo, DO

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Additional Information
Dr. Christopher D Frendo DO is a male Orthopaedic Surgeon, has 12 years of experience and practices in Orthopaedic Surgery, Orthopaedic Surgery of the Spine, and Surgery.
Where does Dr. Christopher D. Frendo practice?
Dr. Christopher Frendo has 4 office locations.
Dr. Christopher Frendo practices Orthopaedic Surgery, Orthopaedic Surgery of the Spine, and Surgery near Commack, NY.
Additional practice locations include: West Islip, NY and Garden City, NY.
See Commack Surgeons and Commack Orthopedic Surgeons.