Summary

Dr. Oliver Diamante treats sepsis, pediatric sepsis, and urinary tract infections, and practices internal medicine and infectious disease. He has 19 years of experience and is affiliated with The Methodist Hospitals Northlake Campus. He speaks English and Spanish and sees patients at multiple locations in Merrillville, Crown Point, and Valparaiso, Indiana. Dr. Diamante earned his medical degree from the University of the Philippines Manila College of Medicine. Patients on Vitals rate Dr. Diamante 3.75 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.8
  • 19 years of experience
  • speaks English, Spanish
  • University Of The Philippines Manila College Of Medicine
  • 2 written reviews
  • 2 specialties
  • 8 areas of expertise
  • 1 hospital affiliation
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Oliver Pimentel Diamante has 4 locations

Infectious Disease Specialists Pc

200 E 86th PlMerrillville, IN 46410
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Pinnacle Hospital Inc

9301 Connecticut DrCrown Point, IN 46307

Methodist Hospitals Southlake Campus

8701 BroadwayMerrillville, IN 46410

Northwest Health Porter

85 E Us Highway 6Valparaiso, IN 46383

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Dr. Oliver Pimentel Diamante, MD
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Dr. Oliver Pimentel Diamante, MDDr. Leena Malik, MDDr. Megan J. Romine, DODr. Brian Luc, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.8 
0 
4.5 
0 
19 Years of Experience 17 Years of Experience 15 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English Speaks English, Spanish
Merrillville , INChicago , ILChicago , ILChicago , IL
Med School: University Of The Philippines Manila College Of Medicine Med School: Des Moines University College Of Osteopathic Medicine Med School: University Of Illinois At Chicago College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Oliver Pimentel Diamante

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Oliver Pimentel Diamante has the following 2 specialties

Specialty Expertise

Dr. Oliver Pimentel Diamante has the following 8 areas of expertise

  • Fever
  • Hepatitis C
  • HIV Infections
  • Human Immunodeficiency Virus (HIV/AIDS)
  • Immunization
  • Infection
  • Infectious Disease
  • Vaccination

Certifications, License, & Education

19 Years Experience

Dr. Oliver Pimentel Diamante holds an expired medical license in the state of Indiana.

Medical License

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

Education & Training

Medical School

Graduated from University Of The Philippines Manila College Of Medicine in 2007.

NPI Number

Dr. Diamante's NPI number is 1669781050.

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Frequently Asked Questions

Is Dr. Oliver Diamante accepting new patients?
Dr. Oliver Diamante is accepting new patients on Vitals. View Dr. Oliver Diamante's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Oliver Diamante?
You can find contact information for Dr. Oliver Diamante here on Vitals.
Does Dr. Oliver Diamante accept my insurance?
You can see the insurance plans that Dr. Oliver Diamante accepts on their Vitals profile.
Which hospitals is Dr. Oliver Diamante affiliated with?
Dr. Oliver Diamante is affiliated with The Methodist Hospitals Northlake Campus.
Does Dr. Oliver Diamante accept virtual/telehealth appointments?
Dr. Oliver Diamante has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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