Summary

Dr. Takahiro Otsuka specializes in endocrinology with a focus on diabetes and metabolism. He earned his medical degree from the University of Yamanashi Faculty of Medicine and completed his residency at Mount Sinai Beth Israel. With 39 years of clinical experience, Dr. Otsuka has developed extensive expertise in managing complex hormonal and metabolic conditions. He is fluent in both English and Spanish, allowing him to serve diverse patient populations.

Dr. Otsuka practices at Troesh Medical Center and is affiliated with Loma Linda University Children's Hospital in Loma Linda, California. His clinical expertise includes treating Type 2 diabetes in both adults and pediatric patients, as well as managing hyperglycemic emergencies. He performs various diagnostic procedures including calcium blood tests and creatinine clearance evaluations to monitor patient health. Patients have given him an average rating of 3.5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 39 years of experience
  • speaks English, Spanish
  • Mount Sinai Beth Israel
  • 24 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Takahiro Otsuka has 2 locations

Troesh Medical Center

11234 Anderson StLoma Linda, CA 92350

Loma Linda Physicians Medical Group

11370 Anderson StLoma Linda, CA 92354
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Takahiro Otsuka, MDDr. Yoshiaki SuzukiDr. Thomas Joseph SweeneyDr. Sigve Kristian Tonstad, MD
Endocrinology, Diabetes & MetabolismInternal MedicineNurse PractitionerEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
39 Years of Experience 4 Years of Experience 47 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
Loma Linda , CALoma Linda , CARedlands , CALoma Linda , CA
Med School: University Of Yamanashi Faculty Of Medicine Med School: Loma Linda University School Of Medicine Med School: Loma Linda University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Takahiro Otsuka

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Takahiro Otsuka has the following specialty

Specialty Expertise

Dr. Takahiro Otsuka has the following 13 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Epilepsy
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism

Certifications, License, & Education

39 Years Experience

Dr. Takahiro Otsuka holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2025.

Education & Training

Residency

Completed their residency at Mount Sinai Beth Israel.

Medical School

Graduated from University Of Yamanashi Faculty Of Medicine in 1987.

NPI Number

Dr. Otsuka's NPI number is 1790895803.

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Frequently Asked Questions

Is Dr. Takahiro Otsuka accepting new patients?
Dr. Takahiro Otsuka is accepting new patients on Vitals. View Dr. Takahiro Otsuka's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Takahiro Otsuka?
You can find contact information for Dr. Takahiro Otsuka here on Vitals.
Where is Dr. Takahiro Otsuka's office located?
Dr. Takahiro Otsuka's office is located at 11234 Anderson St, Loma Linda, CA, 92350.
Does Dr. Takahiro Otsuka accept my insurance?
You can see the insurance plans that Dr. Takahiro Otsuka accepts on their Vitals profile.
What languages does Dr. Takahiro Otsuka speak?
Dr. Takahiro Otsuka speaks English and Spanish.

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