Summary

Dr. James Larsen specializes in internal medicine with additional expertise in geriatric medicine. He earned his medical degree from Loma Linda University School of Medicine and completed his residency at Loma Linda University Medical Center. With 44 years of experience in practice, Dr. Larsen brings extensive knowledge to caring for adult patients across all age groups, with particular focus on the unique healthcare needs of older adults. He speaks both English and Spanish.

Dr. Larsen is affiliated with Troesh Medical Center and practices at multiple locations throughout Loma Linda and San Bernardino, California. He frequently treats patients with high blood pressure and hypertensive emergencies, providing comprehensive management for these cardiovascular conditions. His practice also includes preventive care services such as administering shingles vaccines and conducting routine blood work including complete blood counts and diabetes monitoring tests. Patients rate Dr. Larsen 3.6 out of 5 stars on average.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.6
  • 44 years of experience
  • 46 insurance plans accepted
  • speaks English, Spanish
  • Loma Linda University Medical Center
  • 5 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 1 hospital affiliation
  • 5 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. James Peter Larsen has 5 locations

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 - 12:00 pm
SatClosed
SunClosed

Loma Linda University Childrens Hospital

11234 Anderson StLoma Linda, CA 92350

Loma Linda University Health Care Internal Medicine

11370 Anderson St Ste 3600Loma 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 - 2:00 pm
SatClosed
SunClosed

Sac Health System

250 S G StSan Bernardino, CA 92410
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. James Peter Larsen, MDDr. Tooba Rehman, MDDr. Nima Ghadimi, MDKarthikeyan Viswanathan, DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.6 
3.8 
44 Years of Experience 16 Years of Experience 29 Years of Experience 12 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English, Spanish Speaks English, Tamil
Loma Linda , CAKaty , TXScottsdale , AZPalo Alto , CA
Med School: Loma Linda University School Of Medicine Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE Med School: Univ Iberoamericana Unibe Santo Domingo Med School: Bassett Medical Center - Cooperstown, New York
Current Profile
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Insurance Plans Accepted by Dr. James Peter Larsen

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - EPO
  • Aetna - HMO
  • Aetna - POS
  • Aetna - PPO
  • Alignment Health Plan - HMO
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CHAMPVA
  • CHAMPVA - HMO
  • Cigna
  • Cigna - HMO
  • GEHA
  • GEHA - PPO
  • Health Net
  • Health Net - HMO
  • Health Net - Medicare
  • Humana
  • Humana - Medicare
  • Humana - PPO
  • Inland Empire Health Plan
  • Inland Empire Health Plan - HMO
  • Kaiser Permanente
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Molina Healthcare
  • Molina Healthcare - HMO
  • Mutual of Omaha
  • NALC Health Benefit Plan
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • Tricare
  • United American
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO

Medical Specialties

Dr. James Peter Larsen has the following 2 specialties

Specialty Expertise

Dr. James Peter Larsen has the following 11 areas of expertise

  • Alzheimer's Disease
  • Cognitive Issues/Testing
  • Confusion
  • Dementia
  • Dementia Testing
  • EOL Care
  • Geriatric Medicine
  • Osteopenia
  • Osteoporosis
  • Senility
  • Urinary Incontinence

Certifications, License, & Education

44 Years Experience

Dr. James Peter Larsen holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Loma Linda University Medical Center.

Medical School

Graduated from Loma Linda University School Of Medicine in 1982.

NPI Number

Dr. Larsen's NPI number is 1760403547.

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Frequently Asked Questions

Where is Dr. James Larsen's office located?
Dr. James Larsen's office is located at 11370 Anderson St, Loma Linda, CA, 92354.
Is Dr. James Larsen accepting new patients?
Dr. James Larsen is accepting new patients on Vitals. View Dr. James Larsen's profile on Vitals to make an appointment.
Does Dr. James Larsen accept my insurance?
You can see the insurance plans that Dr. James Larsen accepts on their Vitals profile.
What languages does Dr. James Larsen speak?
Dr. James Larsen speaks English and Spanish.
Which hospitals is Dr. James Larsen affiliated with?
Dr. James Larsen is affiliated with Troesh Medical Center.

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