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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 (4)

The overall average patient rating of Dr. John Sack is Good. Dr. Sack has been reviewed by 10 patients who have provided 4 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.5
Promptness 2.8
Courteous Staff 3.8
Accurate Diagnosis 3.8
Bedside Manner 2.9
Spends Time with Me 3.2
Follows Up After Visit 3.7

Specialties & Research

Dr. John Sack, MD is board certified in Orthopaedic Surgery and Orthopaedic Surgery of the Hand.

  • He has special expertise in 4 areas:
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Sports Medicine

Education & Awards

Dr. Sack graduated from Thomas Jefferson University, Philadelphia.


Dr. Sack has 13 hospital affiliations:

  • Tacoma General Hospital 
  • University Of Washington Medical Ctr 

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Additional Information
Dr. John T Sack MD is a male Orthopaedic Surgeon, has 45 years of experience and practices in Orthopaedic Surgery, Orthopaedic Surgery of the Hand, and Surgery of the Hand.
Where does Dr. John T. Sack practice?
Dr. John Sack has 1 office location.
Dr. John Sack practices Orthopaedic Surgery, Orthopaedic Surgery of the Hand, and Surgery of the Hand near Seattle, WA.
See Seattle Orthopedic Surgeons and Seattle Surgeons.