Summary

Dr. Thomas Gianis is a vascular surgeon with 13 years of experience specializing in disorders of the blood vessels and circulation system. He earned his medical degree from Ross University School of Medicine and completed his residency training at Vanderbilt University Medical Center. His dual specialization in vascular surgery and general surgery allows him to provide comprehensive care for complex circulatory conditions.

Dr. Gianis practices throughout San Antonio, Texas, with locations in Charlottesville, Virginia, and Floresville, Texas. He treats patients with venous insufficiency, varicose veins, and stasis dermatitis using advanced diagnostic and treatment techniques. His procedural expertise includes Doppler ultrasound for vascular assessment, radiofrequency ablation for varicose vein treatment, and aortic angiograms for detailed vessel imaging. He maintains affiliations with several major medical centers including Baptist Health System, Methodist Hospital Metropolitan, and Methodist Specialty and Transplant Hospital.
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Overview based on verified provider data

Quick Facts

  • 13 years of experience
  • 39 insurance plans accepted
  • Vanderbilt University Medical Center
  • 2 specialties
  • 2 areas of expertise
  • 12 office locations
  • Male

Office Locations

Dr. Thomas John Gianis has 12 locations

The San Antonio Vascular And Endovascular Clinic

603 E Amber St Ste 101San Antonio, TX 78221
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

Dr. Thomas John Gianis

1215 Lee StCharlottesville, VA 22908

San Antonio Vascular And Endovascular Clinic

6430 Bandera Rd Ste 110San Antonio, TX 78238

The San Antonio Vascular And Endovascular Clinic

4025 E Southcross Blvd Ste 15San Antonio, TX 78222
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

The San Antonio Vascular And Endovascular Clinic

590 N General McMullen DrSan Antonio, TX 78228
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

The San Antonio Vascular And Endovascular Clinic

7333 Barlite Blvd Ste 100San Antonio, TX 78224
MonClosed
Tue9:00 am - 3:00 pm
WedClosed
ThuClosed
FriClosed
SatClosed
SunClosed

The San Antonio Vascular And Endovascular Clinic

260 US Highway 181 NFloresville, TX 78114
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

Baptist Health System

111 Dallas StSan Antonio, TX 78205

Methodist Hospital Metropolitan

1310 Mccullough AveSan Antonio, TX 78212

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Dr. Thomas John Gianis JR., MDDr. Z. Faisal Cheema, MD, PhD, FACS, RPVIDr. Derry Rajan, MDKatherine F Odonnell
Vascular SurgeryVascular SurgeryFamily MedicineNurse Practitioner
Accepts New Patients
4.7 
13 Years of Experience 23 Years of Experience 23 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English, Spanish
San Antonio , TXWebster , TXSan Antonio , TXSan Antonio , TX
Med School: Ross University School Of Medicine Med School: Texas A&M Health Science Center College of Medicine Med School: Albert Einstein College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Thomas John Gianis

  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - PPO
  • Aetna Better Health - Medicaid (Managed)
  • AmeriGroup
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Texas
  • CHAMPVA
  • Cigna
  • Cigna-HealthSpring
  • Clover Health
  • Cofinity
  • Community First Health Plans
  • Devoted Health
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Molina Healthcare - Medicare
  • Mutual of Omaha
  • Oscar Health Insurance
  • Provider Partners Health Plan
  • Sana
  • STLDentalPlan| LLC
  • Texas Children's Health Plan
  • Texas Independence Health Plan (TIHP)
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthOne
  • Wellcare

Medical Specialties

Dr. Thomas John Gianis has the following 2 specialties

Specialty Expertise

Dr. Thomas John Gianis has the following 2 areas of expertise

  • General Surgery
  • Surgery

Certifications, License, & Education

13 Years Experience

Dr. Thomas John Gianis holds an active medical license in the state of Texas.

Medical License

Medical Doctor with an active medical license in the state of Texas that expires in 2027.

Education & Training

Residency

Completed their residency at Vanderbilt University Medical Center.

Medical School

Graduated from Ross University School Of Medicine in 2013.

NPI Number

Dr. Gianis' NPI number is 1467895375.

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Frequently Asked Questions

Where is Dr. Thomas Gianis's office located?
Dr. Thomas Gianis's office is located at 603 E Amber St Ste 101, San Antonio, TX, 78221.
Does Dr. Thomas Gianis accept my insurance?
You can see the insurance plans that Dr. Thomas Gianis accepts on their Vitals profile.
How can I make an appointment with Dr. Thomas Gianis?
You can find contact information for Dr. Thomas Gianis here on Vitals.
Is Dr. Thomas Gianis accepting new patients?
Dr. Thomas Gianis has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Thomas Gianis accept virtual/telehealth appointments?
Dr. Thomas Gianis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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