Summary

Dr. Steven Mercado is an internal medicine physician who earned his medical degree from the University of Texas Southwestern Medical School. With 33 years of experience in practice, he has developed extensive expertise in managing complex adult health conditions and preventive care.

Dr. Mercado practices at locations in Castroville and San Antonio, Texas, where he focuses on treating conditions such as high cholesterol and high blood pressure. He performs comprehensive health screenings including complete blood counts and specialized breast cancer screening procedures. Patients have given him an average rating of 3.0 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3
  • 33 years of experience
  • 45 insurance plans accepted
  • University Of Texas Southwestern Medical School
  • 1 written review
  • 1 specialty
  • 6 areas of expertise
  • 2 office locations
  • Male

Office Locations

Dr. Steven A Mercado has 2 locations

Medcare Associates Of Castroville

1051 US Highway 90 ECastroville, TX 78009
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. Steven A Mercado

6535 Cagnon RdSan Antonio, TX 78252

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Dr. Steven A Mercado, MDDr. Donna Vasquez, MDEric HarkerDr. Claudia Makhoul, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
4.3 
33 Years of Experience 25 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks French, Arabic, English
Castroville , TXMelissa , TXLyons , COHouston , TX
Med School: University Of Texas Southwestern Medical School Med School: Duke University School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Steven A Mercado

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Aetna - Medicaid
  • Aetna - Medicare (Advantage HMO)
  • Ambetter
  • Ambetter - EPO
  • AmeriGroup
  • Anthem Blue Cross
  • APWU
  • APWU - PPO
  • Assurant Health
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Texas
  • Blue Cross Blue Shield of Texas - EPO
  • Blue Cross Blue Shield of Texas - POS
  • Blue Cross Blue Shield of Texas - PPO
  • Bridgeway Health Solutions
  • CHAMPVA
  • Cigna
  • Cigna - PPO
  • Cigna-HealthSpring
  • Cigna-HealthSpring - HMO
  • Community First Health Plans
  • Home State Health Plan
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Humana - Medicare (Advantage HMO)
  • Humana - PPO
  • Medicaid - Medicaid
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Optimum HealthCare - Medicaid (Managed)
  • Oscar Health Insurance
  • STLDentalPlan| LLC
  • Superior HealthPlan - Medicaid (Managed)
  • Texas Children's Health Plan
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • Wellcare

Medical Specialties

Dr. Steven A Mercado has the following specialty

Specialty Expertise

Dr. Steven A Mercado has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

33 Years Experience

MEDICAL LICENSE

Medical Doctor, Texas, 2026, Active

EDUCATION & TRAINING

Medical School

University Of Texas Southwestern Medical SchoolGraduated in 1993

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Frequently Asked Questions

Does Dr. Steven Mercado accept virtual/telehealth appointments?
Dr. Steven Mercado has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Steven Mercado?
You can find contact information for Dr. Steven Mercado here on Vitals.
Does Dr. Steven Mercado accept my insurance?
You can see the insurance plans that Dr. Steven Mercado accepts on their Vitals profile.
Where is Dr. Steven Mercado's office located?
Dr. Steven Mercado's office is located at 1051 US Highway 90 E, Castroville, TX, 78009.
Is Dr. Steven Mercado accepting new patients?
Dr. Steven Mercado is accepting new patients on Vitals. View Dr. Steven Mercado's profile on Vitals to make an appointment.

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