Summary

Dr. Samuel Johnsen is an internal medicine physician who has dedicated over three decades to providing comprehensive adult healthcare. He earned his medical degree from American University of the Caribbean School of Medicine and completed his residency training at Memorial Medical Center. With 34 years of clinical experience, Dr. Johnsen brings extensive knowledge to the diagnosis and treatment of adult medical conditions. He is fluent in Spanish and Chinese, allowing him to serve patients from diverse cultural backgrounds.

Dr. Johnsen practices at Maui Memorial Medical Center in Lahaina, Hawaii. He specializes in managing cardiovascular conditions, including hypertension and high cholesterol disorders that can affect both adults and adolescents. His clinical expertise includes performing diagnostic procedures such as electrocardiograms to evaluate heart function and contrast echocardiography to assess cardiac structure. Patients consistently rate their experience with Dr. Johnsen highly, giving him an average rating of 4.5 out of 5 stars.
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AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 34 years of experience
  • 28 insurance plans accepted
  • speaks Spanish, Chinese
  • Memorial Medical Center
  • 6 written reviews
  • 1 specialty
  • 8 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Dr. Samuel Ernest William Johnsen

40 Kupuohi St Ste 204Lahaina, HI 96761
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 12:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
Sat8:00 am - 1:00 pm
SunClosed

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Dr. Samuel Ernest William Johnsen, MDDr. Vito Fodera, MDDr. Amy Elizabeth Mccann, MDDr. Michael John Shea, MD
Internal MedicineDiagnostic RadiologyDiagnostic RadiologyCritical Care Medicine
Accepts New Patients
4.5 
34 Years of Experience 19 Years of Experience 15 Years of Experience 28 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, Chinese
Lahaina , HILong Beach , CAPleasant Valley , MOWailuku , HI
Med School: American University Of The Caribbean School Of Medicine Med School: Rutgers Robert Wood Johnson Medical School Med School: University Of Kansas School Of Medicine Med School: New York Medical College
Current Profile
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Insurance Plans Accepted by Dr. Samuel Ernest William Johnsen

  • AARP
  • Aetna
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Texas
  • CareFirst Blue Cross Blue Shield
  • Harvard Pilgrim Health Care
  • Hawaii Medical Assurance Association (HMAA)
  • Hawaii Medical Service Association (HMSA)
  • Health Alliance
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Kaiser Permanente
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Medicare - PPO
  • PacificSource Health Plans
  • Regence BlueShield
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • Wellcare
  • Wellcare - Medicare (Advantage HMO)

Medical Specialties

Dr. Samuel Ernest William Johnsen has the following specialty

Specialty Expertise

Dr. Samuel Ernest William Johnsen has the following 8 areas of expertise

  • Check-up
  • Flu (Human Influenza)
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

34 Years Experience

MEDICAL LICENSE

Medical Doctor, Hawaii, 2026, Expired

EDUCATION & TRAINING

Residency

Memorial Medical Center

Medical School

American University Of The Caribbean School Of MedicineGraduated in 1992

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Frequently Asked Questions

What languages does Dr. Samuel Johnsen speak?
Dr. Samuel Johnsen speaks Spanish and Chinese.
Is Dr. Samuel Johnsen accepting new patients?
Dr. Samuel Johnsen is accepting new patients on Vitals. View Dr. Samuel Johnsen's profile on Vitals to make an appointment.
Does Dr. Samuel Johnsen accept virtual/telehealth appointments?
Dr. Samuel Johnsen has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Samuel Johnsen accept my insurance?
You can see the insurance plans that Dr. Samuel Johnsen accepts on their Vitals profile.
Where is Dr. Samuel Johnsen's office located?
Dr. Samuel Johnsen's office is located at 40 Kupuohi St Ste 204, Lahaina, HI, 96761.

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