Dr. Masami Hattori, MD

Dr. Masami Hattori, MD

Pain Medicine  ·  
Male  ·  
52 y/o

Accepting new patients

Dr. Masami Hattori, MD is a pain medicine specialist in San Francisco, CA and has been practicing for 23 years. He specializes in pain medicine and anesthesiology.

St. Mary's Spine Center

1 Shrader St Ste 450

San Francisco, CA 94117
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Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • Cigna
  • MultiPlan

Learn about Dr. Hattori

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Hattori performs your care needs compared to other doctors.

Radiculopathy (Not Due to Disc Displacement)
very high
more than 98% of peers
Chronic Pain
very high
more than 97% of peers
Benign Chronic Pain Syndrome
very high
more than 97% of peers

Dr. Hattori's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Care Philosophy

This content was provided by Dr. Hattori "caring, good listener, dedicated, intelligent, compassionate, committed, healing and reassuring."

2  Specialties

  • Pain Medicine
  • Anesthesiology

1  Board Certifications

  • Pain Medicine
    Accredited by: American Board of Anesthesiology*

42  Conditions Treated


Read Less

11  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • University Of California, San Francisco, School Of Medicine
    Medical School | Graduated 1995
  • University of Hawaii At Manoa / John A. Burns School of Medicine
    Internship Hospital | Completed
  • Univ Of California Irvine Medical Center
    Residency Hospital | Completed
  • UCSF Medical Center
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Hattori has no media or publications listed.

Languages Spoken

  • English
  • Japanese

Memberships & Professional Affiliations

Dr. Hattori does not have any memberships or affiliations listed. If you are Dr. Hattori and would like to add memberships or affiliations, please update your profile.

Dr. Hattori's Reviews

Likelihood of recommending Dr. Hattori to family and friends
21 total reviews (3 have comments)

Likelihood to Recommend (21)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Hattori's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    16 to 30 minutes

Patient Comments (3)

Never would recommend Dr. Masami Hattori, not even to my enemies. I have severe chronic pain, I was under his care for almost four years, the whole Time bedriden He is afraid to prescribe pain meds because he says he will loose his job. I have a fussion in my lower back, I also had a herniated...more
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DR. Hattori is a Dr. that really listens to you, his authorizations for medications and new Doctors are timely and I get results fast. He is the most kind,honest,timely DR. that I have ever had the pleasure to meet. I absolutely love him. He has changed my life.He Has kept me functional and...more
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I have never before or since had a physician inflict so much unnecessary pain. If he had just injected anesthetic with the steroid it would have been tolerable. But he wanted pics he could brag about to his students so he left me laying on the table in agony while he bragged to the tech with him...more
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