Summary

Dr. Raymond Giammanco specializes in internal medicine with additional expertise in hospital medicine, bringing over two decades of clinical experience to patient care. He earned his medical degree from St. Georges University School of Medicine and completed his residency training at George Washington University. With 23 years in practice, Dr. Giammanco has developed extensive knowledge in managing complex medical conditions requiring hospitalization and comprehensive internal medicine care.

Dr. Giammanco practices at Maui Memorial Medical Center in Wailuku, Hawaii, and maintains affiliations with both Maui Memorial Medical Center and Vanderbilt Clarksville Hospital. His clinical focus includes treating high blood pressure emergencies and managing hypertension in both adult and pediatric patients. He performs specialized procedures including blood banking services, blood transfusions, and platelet transfusions to support patients with various medical needs. Patients consistently rate Dr. Giammanco highly for his care, giving him an average rating of 5.0.
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Overview based on verified provider data

Quick Facts

  • 5
  • 23 years of experience
  • George Washington University
  • 2 specialties
  • 5 areas of expertise
  • 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. Raymond Joseph Giammanco has 2 locations

Maui Memorial Medical Center

221 Mahalani StWailuku, HI 96793

Tennova Healthcare Clarksville

651 Dunlop LnClarksville, TN 37040

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Dr. Raymond Joseph Giammanco, MDDr. Adewumi Bakare DMSc, PA-CDr. Biswarup Syam, MDDr. Till Peterbodo Hansen, MD
Internal MedicineInternal MedicineGastroenterologyEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients
4.4 
23 Years of Experience 45 Years of Experience 39 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English Speaks English, Spanish
Wailuku , HIMesquite , TXWailuku , HIKihei , HI
Med School: St Georges University School Of Medicine Med School: University of Lynchburg - DMSc Med School: Kolkata Medical College & Hospital Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences
Current Profile
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Insurance Plans Accepted by Dr. Raymond Joseph Giammanco

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

Medical Specialties

Dr. Raymond Joseph Giammanco has the following 2 specialties

Specialty Expertise

Dr. Raymond Joseph Giammanco has the following 5 areas of expertise

  • Chest Pain
  • Gastrointestinal Bleeding
  • Hospital Medicine
  • Meningitis
  • Pneumonia

Certifications, License, & Education

23 Years Experience

Dr. Raymond Joseph Giammanco holds active and expired medical licenses in the states of Tennessee, Hawaii, and Florida.

Medical License

Medical Doctor with an active medical license in the state of Tennessee that expires in 2026, an expired medical license in the state of Hawaii that expired in 2026, and an active medical license in the state of Florida that expires in 2027.

Education & Training

Residency

Completed their residency at George Washington University.

Medical School

Graduated from St Georges University School Of Medicine in 2003.

NPI Number

Dr. Giammanco's NPI number is 1629180245.

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Frequently Asked Questions

Which hospitals is Dr. Raymond Giammanco affiliated with?
Dr. Raymond Giammanco is affiliated with Maui Memorial Medical Center and Vanderbilt Clarksville Hospital.
Does Dr. Raymond Giammanco accept my insurance?
You can see the insurance plans that Dr. Raymond Giammanco accepts on their Vitals profile.
Does Dr. Raymond Giammanco accept virtual/telehealth appointments?
Dr. Raymond Giammanco has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Raymond Giammanco accepting new patients?
Dr. Raymond Giammanco has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Raymond Giammanco's office located?
Dr. Raymond Giammanco's office is located at 221 Mahalani St, Wailuku, HI, 96793.

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