Summary

Dr. Oscar Grandas specializes in vascular surgery and transplant surgery, bringing four decades of medical expertise to his practice. He earned his medical degree from Universidad Nacional De Colombia Facultad De Medicina and completed his residency at Washington Hospital. With 40 years of dedicated experience in complex surgical procedures, Dr. Grandas has developed extensive knowledge in managing intricate vascular conditions and performing life-saving transplant operations. He provides care to patients in English.

Dr. Grandas practices at University of Tennessee Medical Center in Knoxville, Tennessee, where he focuses on treating patients with advanced kidney disease and kidney transplant complications. His expertise includes caring for individuals with chronic kidney disease and managing kidney transplant rejection cases. He performs essential diagnostic procedures such as blood chemistry panels and complete blood counts to monitor patient health. Patients have given Dr. Grandas an average rating of 4.6 stars, reflecting their confidence in his surgical skills and compassionate care approach.
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Quick Facts

  • 4.5
  • 40 years of experience
  • 65 insurance plans accepted
  • speaks English
  • Washington Hospital
  • 2 written reviews
  • 2 specialties
  • 6 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. Oscar H Grandas has 4 locations

University Vascular Surgeons

1940 Alcoa Hwy Ste E120Knoxville, TN 37920
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

University Of Tennessee Transplant Surgery

1940 Alcoa Hwy Ste B324Knoxville, TN 37920
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

University Of Tennessee Medical Center Heart Hospital

1924 Alcoa HwyKnoxville, TN 37920

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Dr. Oscar H Grandas, MD
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Dr. Oscar H Grandas, MDDr. Norbert E Baumgartner, MDDr. Jerry VanceDr. David Granville Stanley, MD
Vascular SurgeryThoracic SurgeryVascular SurgeryVascular Surgery
4.5 
4.3 
40 Years of Experience 38 Years of Experience 64 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English Speaks English
Knoxville , TNKnoxville , TNKnoxville , TNKnoxville , TN
Med School: Universidad Nacional De Colombia Facultad De Medicina Med School: University Of Illinois At Chicago College Of Medicine Med School: University Of Tennessee Health Science Center College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Oscar H Grandas

  • AARP
  • Aetna
  • Aetna - EPO
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna - POS
  • Aetna - PPO
  • Allegiance Life and Health
  • Ambetter
  • AmeriGroup
  • AmeriGroup - Medicaid
  • AmeriGroup - Medicaid (Managed)
  • AmeriHealth
  • Anthem Blue Cross
  • Anthem Blue Cross - EPO
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Medicaid (Managed)
  • Blue Cross Blue Shield - Medicare (Advantage HMO)
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of North Carolina
  • Blue Cross Blue Shield of North Carolina - Medicare
  • Blue Cross Blue Shield of Tennessee
  • BLUE CROSS of CALIFORNIA
  • CHAMPVA
  • Cigna
  • Cigna - POS
  • Cigna-HealthSpring
  • Cigna-HealthSpring - HMO
  • Cigna-HealthSpring - Medicare
  • Cigna-HealthSpring - Medicare (Advantage HMO)
  • Empire Plan
  • Golden Rule
  • Humana
  • Humana - HMO
  • Humana - Medicaid (Managed)
  • Humana - Medicare
  • Humana - Medicare (Advantage HMO)
  • Humana - POS
  • Humana - PPO
  • Medica
  • Medica - Medicaid
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Medicare - Medicare (Advantage HMO)
  • Mutual of Omaha
  • Optum Health
  • Palmetto GBA - Medicare
  • Physicians Mutual
  • POMCO
  • State Farm
  • Transamerica
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

Dr. Oscar H Grandas has the following 2 specialties

Specialty Expertise

Dr. Oscar H Grandas has the following 6 areas of expertise

  • Aneurysm
  • Deep Vein Thrombosis
  • Diabetes Complications
  • Transplant Surgery
  • Varicose Veins
  • Vascular Malformations

Certifications, License, & Education

40 Years Experience

MEDICAL LICENSE

Medical Doctor, Tennessee, 2027, Active

EDUCATION & TRAINING

Residency

Washington Hospital

Medical School

Universidad Nacional De Colombia Facultad De MedicinaGraduated in 1986

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Frequently Asked Questions

Which hospitals is Dr. Oscar Grandas affiliated with?
Dr. Oscar Grandas is affiliated with University Of Tennessee Medical Center.
Does Dr. Oscar Grandas accept my insurance?
You can see the insurance plans that Dr. Oscar Grandas accepts on their Vitals profile.
Where is Dr. Oscar Grandas's office located?
Dr. Oscar Grandas's office is located at 1940 Alcoa Hwy Ste E120, Knoxville, TN, 37920.
What languages does Dr. Oscar Grandas speak?
Dr. Oscar Grandas speaks English.
Is Dr. Oscar Grandas accepting new patients?
Dr. Oscar Grandas has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.

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