Our Physicians

Our medical staff is an integral part of the growing hospital and health care system in Seguin. GRMC stands out among other hospitals due to the strong bond and collaboration our physicians have with their colleagues.

Browse our physician directory below, view our Physician Poster, or call our physician referral line at 830.401.7401.

A

Acosta, Sharron MD

  • Ophthalmology
  • Ophthalmology
  • 908 E. Court St. Seguin, TX 78155
  • (830) 379-3937
  • Ophthalmology

Alvarado, Antonio MD

  • Nephrology
  • Internal Medicine & Nephrology
  • 1410 E. Walnut Seguin, TX 78155
  • (830) 549-5022
  • Internal Medicine & Nephrology

Ammon, Jerry DO

  • Anesthesiology
  • Anesthesiology
  • 1215 E. Court Seguin, TX 78155
  • (830) 379-5867
  • Anesthesiology

Arenas, Juan MD, CHCQM-PHYADV

  • Hospitalists
  • Internal Medicine & Health Care Quality and Management
  • 1215 E. Court Seguin, TX 78155
  • (830) 379-2411
  • Internal Medicine & Health Care Quality and Management

B

Banks, Heather MD

  • Nephrology
  • Nephrology
  • 1410 E. Walnut Seguin, TX 78155
  • (830) 549-5022
  • Nephrology

Berkus, Michael MD

  • Maternal-Fetal Medicine (MFM)
  • Obstetrics & Gynecology
  • 1215 E.Court St. Seguin, TX 78155
  • (830) 401-7195
  • Obstetrics & Gynecology

Beste, Elizabeth MD, DABS

  • General Surgery
  • General Surgery
  • 417 S. King St. Cypress Building Seguin, TX 78155
  • (830) 484-4606
  • General Surgery

Bilir, Sule, MD

  • Primary Care
  • 214 N. Camp Street Seguin, TX 78155
  • (830) 379-8811

    Bose, Rahul MD, FACC, FSCAI

    • Cardiology
    • Interventional Cardiology & Cardiovascular Disease
    • 1850 West State Hwy. 46, Suite 109 New Braunfels, TX 78132
    • (830) 643-7000
    • Interventional Cardiology & Cardiovascular Disease

    Boullioun, Susan MD

    • Primary Care
    • Family Medicine
    • 113 E. Cedar Seguin, TX 78155
    • (830) 303-3500
    • Family Medicine

    Brannen, Jodi MD, FACOG

    • Obstetrics/Gynecology
    • Obstetrics & Gynecology
    • 1339 E. Court, Suite 230 Seguin, TX 78155
    • (830) 372-0800
    • Obstetrics & Gynecology

    Burns, Al DDS

    • Pediatric Dentistry
    • 901 N. Hwy 123 Bypass Seguin, TX 78155
    • (830) 372-3725

      Burrus, Clint MD, FACOG

      • Obstetrics/Gynecology
      • Obstetrics & Gynecology
      • 1339 E. Court, Suite 240, Seguin, TX 78155
      • (830) 372-2791
      • Obstetrics & Gynecology

      C

      Castro, Rebecca MD

      • Psychiatry
      • Psychiatry
      • 1215 E. Court, Suite 106 Seguin, TX 78155
      • (830) 401-1367
      • Psychiatry

      Cichowski, Andrew, MD

      • Neurology
      • Neurology & Clinical Neurophysiology
      • 417 S. King St., Seguin TX 78155
      • (830) 484-4600
      • Neurology & Clinical Neurophysiology

      Cox, Winslett MD

      • Radiology
      • 1215 E. Court St., Seguin TX 78155
      • 830-379-2411

        Craig, William MD

        • Cardiology
        • Cardiovascular Disease & Internal Medicine
        • 1348 E. Walnut St. Seguin, TX 78155
        • (830) 433-4648
        • Cardiovascular Disease & Internal Medicine

        D

        Daggubati, Sreedevi MD

        • Oncology/Hematology
        • Hematology & Oncology
        • New Braunfels:1448 E. Common St., New Braunfels, TX 78130 Seguin:1412 E. Walnut, Seguin, TX 78155 (Thursdays Only)
        • (830) 643-1762
        • Hematology & Oncology

        DeArmond, Greg MD

        • General Surgery
        • General Surgery
        • 545 Creekside Crossing Suite 206, New Braunfels, TX 78130
        • (830) 310 - 3491
        • General Surgery

        Deetjen, Jack MD

        • Orthopedics
        • Orthopedic Surgery
        • 515 N King St., Suite 106 Seguin, TX 78155
        • (830) 379-8371
        • Orthopedic Surgery

        Dwyer, Michael MD

        • General Surgery
        • General Surgery
        • 1255 Ashby St. Seguin, TX 78155
        • (830) 372-2840
        • General Surgery

        E

        Earnest, Brett MD

        • Primary Care
        • Family Medicine
        • 1761 South, TX-46 Suite 104, New Braunfels, TX 78130. Google and Apple Maps' locations are incorrect when searching by address. Please refer to the map in the bio for directions.
        • 830-433-7815
        • Family Medicine

        F

        Fillman, Eric MD, FCAP

        • Pathology
        • Clinical Pathology Anatomic Pathology Dermatopathology
        • 1215 East Court Street, Seguin TX 78155
        • (830) 401-7899
        • Clinical Pathology Anatomic Pathology Dermatopathology

        Flores, Tony MD

        • Primary Care
        • Family Medicine & Geriatric Medicine
        • 214 N. Camp Street Seguin, TX 78155
        • (830) 379-8811
        • Family Medicine & Geriatric Medicine

        Frets, Robert MD

        • Internal Medicine, Primary Care
        • Internal Medicine
        • 1255 Ashby Street, Suite I Seguin, TX 78155
        • (830) 372-1615
        • Internal Medicine

        G

        Gallardo, Joshuae MD

        • Teleneurology
        • Neurology & Epilepsy
        • 1215 E. Court Street
        • (830) 379-2411
        • Neurology & Epilepsy

        Garcia, Ronnie MD

        • Cardiology
        • Cardiovascular Disease & Internal Medicine
        • 303 E. Court St. Seguin, TX 78155
        • (830) 401-4880
        • Cardiovascular Disease & Internal Medicine

        Garza, James DO

        • Anesthesiology
        • Anesthesiology
        • 1215 E. Court. Seguin, TX 78155
        • (830) 379-5867
        • Anesthesiology

        Garza, Zachary MD

        • Spine
        • Orthopedic Surgery
        • 18626 Hardy Oak Blvd Ste 300, San Antonio, TX 78258
        • (210) 614-6432
        • Orthopedic Surgery

        Gates, Cameron MD

        • Radiology
        • Diagnostic Radiology
        • 1215 E. Court Street, Seguin TX 78155
        • (830) 379-2411
        • Diagnostic Radiology

        Gitterle, Marcus, MD

        • Wound Care
        • 1215 E. Court St., Seguin TX 78155
        • 830-401-7777

          H

          Hennessee, Jennifer MD

          • Ear - Nose - Throat
          • Otolaryngology
          • 1414 E. Walnut Seguin, TX 78155
          • (830) 379-0299
          • Otolaryngology

          I

          Iglesia, Greg MD

          • Radiology
          • Diagnostic Radiology
          • 1215 E. Court St. Seguin, TX 78155
          • (830) 379-2411
          • Diagnostic Radiology

          Ireland, Kayla MD

          • Maternal-Fetal Medicine (MFM)
          • Obstetrics & Gynecology
          • 1215 E.Court St. Seguin, TX 78155
          • (830) 401-7195
          • Obstetrics & Gynecology

          K

          Kavanagh, Joseph MD

          • Ophthalmology
          • Ophthalmology
          • 908 E. Court St. Seguin, TX 78155
          • (830) 379-3937
          • Ophthalmology

          Kirchner, Alyson MD, FACOG

          • Obstetrics/Gynecology
          • Obstetrics & Gynecology
          • Seguin:1339 E. Court, Suite 210, Seguin, TX 78155 Cuero:2550 N. Esplanade St., Cuero, TX 77954 Yoakum:1220 Carl Ramert Dr., Yoakum, TX 77995
          • (830) 379-1500
          • Obstetrics & Gynecology

          Kuo, Jack MD

          • Internal Medicine, Primary Care
          • Internal Medicine
          • 1356 E. Walnut Seguin, TX 78155
          • (830) 372-5588
          • Internal Medicine

          L

          Lester, Sarah MD

          • Hospitalists
          • Family Medicine
          • 1215 E. Court Seguin, TX 78155
          • (830) 379-2411
          • Family Medicine

          Levett, Martin, MD

          • Hospitalists
          • Internal Medicine
          • 1215 E. Court St., Seguin TX 78155
          • 830-379-2411
          • Internal Medicine

          Lopez-Glynn, Michele MD

          • Pediatrics
          • 1005 E. Court, Suite 300 Seguin, TX 78155
          • (830) 303-3400

            M

            Major, Dolores MD

            • Anesthesiology
            • Anesthesiology
            • 1215 E. Court Seguin, TX 78155
            • (830) 379-5867
            • Anesthesiology

            Mannel, George MD

            • Obstetrics/Gynecology
            • Obstetrics & Gynecology
            • 1255 Ashby Street, Suite G Seguin, TX 78155
            • (830) 372-0600
            • Obstetrics & Gynecology

            McAtee, Elena MD

            • Primary Care
            • Family Medicine
            • 411 S. King Street—Palm Building Seguin, TX 78155
            • (830) 484-4200
            • Family Medicine

            Morales, Rey MD, FACS

            • General Surgery
            • General Surgery
            • 417 S. King St. Cypress Building Seguin, TX 78155
            • (830) 484-4606
            • General Surgery

            Morgan, Whitney MD

            • Pediatrics
            • Pediatrics
            • 515 N. King St. #101 Seguin, TX 78155
            • (830) 372-3135
            • Pediatrics

            Mourad, Shadi MD

            • Nephrology
            • Nephrology
            • 711 E. Court St. Seguin, TX 78155
            • (830) 303-8770
            • Nephrology

            N

            Nash, Zach MD

            • Vascular Surgery
            • General Surgery and Vascular Surgery
            • 303 E. Court St. Seguin, TX 78155
            • (830) 401-4880
            • General Surgery and Vascular Surgery

            Nolan, Charles MD

            • Palliative Care                    
            • Hospice & Palliative Medicine Nephrology & Internal Medicine
            • 1215 E. Court St. Seguin, TX 78155
            • (830) 401-7474
            • Hospice & Palliative Medicine Nephrology & Internal Medicine

            O

            Okorodudu, Daniel MD, MHS

            • Endocrinology
            • Internal Medicine
            • Seguin:411 S. King Street–Palm Building, Seguin, TX 78155 New Braunfels:952 Gruene Road 130, New Braunfels, TX 78130 Cuero:2550 North Esplanade, Cuero, TX 77954 Yoakum:1200 Carl Ramert, Yoakum, TX 77955
            • (830) 484-4204
            • Internal Medicine

            P

            Pandey, Vikas MD

            • Teleneurology
            • Neurology Vascular Neurology & Epilepsy
            • 1215 E. Court St., Seguin TX 78155
            • (830) 379-2411
            • Neurology Vascular Neurology & Epilepsy

            Penagaluru, Neena MD

            • Nephrology
            • Internal Medicine
            • 1410 E. Walnut Seguin, TX 78155
            • (830) 549-5022
            • Internal Medicine

            Psolka, Maximilian MD

            • Ophthalmology
            • Ophthalmology
            • 908 E Court St, Seguin, TX 78155
            • 830-379-3937
            • Ophthalmology

            Q

            Quebedeaux, Terri DPM

            • Podiatry
            • 1345 E. College St. Seguin, TX 78155
            • (830) 303-0005

              R

              Raetzsch, Thomas MD

              • Primary Care
              • Family Medicine
              • 1025 N. Austin Seguin, TX 78155
              • (830) 379-1184
              • Family Medicine

              Ramirez, Carmen, MD

              • Teleneurology
              • Neurology
              • 1215 E. Court St., Seguin TX 78155
              • 830-379-2411
              • Neurology

              Ramsey, Patrick MD

              • Maternal-Fetal Medicine (MFM)
              • Obstetrics & Gynecology
              • 1215 E.Court St. Seguin, TX 78155
              • (830) 401-7195
              • Obstetrics & Gynecology

              Remo, Julie MD

              • Cardiology
              • Cardiovascular Disease & Internal Medicine
              • 303 E. Court St. Seguin, Texas 78155
              • (830) 401-4880
              • Cardiovascular Disease & Internal Medicine

              Rider, David MD

              • Primary Care
              • Family Medicine
              • 1414 E. Walnut St. Seguin, TX 78155
              • (830) 379-7901
              • Family Medicine

              Rider, James DO

              • Primary Care
              • Family Medicine
              • 1414 E. Walnut St. Seguin, TX 78155
              • (830) 379-7901
              • Family Medicine

              Rinn, Phillip MD

              • Obstetrics/Gynecology, Primary Care
              • Family Medicine
              • 519 N. King, Suite 105 Seguin, TX 78155
              • (830) 372-0994
              • Family Medicine

              Rotts, Michael MD

              • Emergency
              • 1215 E Court Seguin, TX 78155
              • (830) 379-2411

                Ryan, Robert MD

                • Urology
                • Urology
                • Seguin:1339 E. Court, Suite 220, Seguin, TX 78155 Gonzales:1110 N. Sarah Dewitt Dr., Gonzales, TX 78629 Yoakum:1220 Carl Ramert Dr., Yoakum, TX 77995 Cuero:2550 N. Esplanade, Cuero, TX 77954
                • (830) 379-8491
                • Urology

                S

                Sangha, Bhupinder MD

                • Critical Care, Internal Medicine, Nephrology
                • Critical Care Medicine Nephrology & Internal Medicine
                • 417 S. King St., Seguin, TX 78155
                • (830) 484-4600
                • Critical Care Medicine Nephrology & Internal Medicine

                Schronk, Kenneth MD

                • Anesthesiology
                • Anesthesiology
                • 1215 E. Court Seguin, TX 78155
                • (830) 379-5867
                • Anesthesiology

                Schuerger, Joseph MD

                • Primary Care
                • Family Medicine
                • 1414 E. Walnut St. Seguin, TX 78155
                • (830) 379-7901
                • Family Medicine

                Scott, Brian MD

                • Hospital-Based Pediatrics, Neonatology
                • Neonatal-Perinatal Medicine & Pediatrics
                • 1215 E. Court Seguin, TX 78155
                • (830) 379-2411
                • Neonatal-Perinatal Medicine & Pediatrics

                Shapiro, Murray MD

                • Radiology
                • Diagnostic Radiology
                • 1215 E. Court Street, Seguin TX 78155
                • (830) 379-2411
                • Diagnostic Radiology

                Smith, Doug MD

                • Radiology
                • Diagnostic Radiology
                • 1215 E. Court Street, Seguin TX 78155
                • (830) 379-2411
                • Diagnostic Radiology

                Solomon, Howard MD

                • Urology
                • Urology
                • 1255 Ashby Seguin, TX 78155
                • (830) 379-3046
                • Urology

                Stephens, Robert MD

                • Pediatrics
                • Pediatrics
                • 520 E. Donegan St Seguin, TX 78155
                • (830) 379-6300
                • Pediatrics

                Sullivan, Linda DO

                • Primary Care
                • Family Medicine
                • 205 N King Street, Suite 200 Seguin, TX 78155
                • (830) 379-5200
                • Family Medicine

                Swearingen, Stephen MD

                • Radiology
                • Diagnostic Radiology
                • 1215 E. Court Street, Seguin TX 78155
                • (830) 379-2411
                • Diagnostic Radiology

                T

                Talbot, Nicole DO

                • Primary Care
                • Family Medicine
                • 515 N. King St., Suite 103 Seguin, TX 78155
                • (830) 372-5200
                • Family Medicine

                Tamtam, Sankararao MD

                • Internal Medicine, Primary Care
                • Internal Medicine
                • 944 S. SH 123 Bypass Seguin, TX 78155
                • (830) 379-3999
                • Internal Medicine

                Tsen, Tony MD

                • Gastroenterology
                • Internal Medicine & Gastroenterology
                • 911 S. Hwy 123 Bypass Seguin, TX 78155
                • (830) 372-9042
                • Internal Medicine & Gastroenterology

                Twitero, Trent MD

                • Orthopedics
                • Orthopedic Surgery
                • 1344 E. Walnut Seguin, TX 78155
                • (830) 625-0009
                • Orthopedic Surgery

                V

                Velez, Esteban DDS

                • Pediatric Dentistry
                • 128 S. Moss St., Ste. 200 Seguin, TX 78155
                • (830) 372-5437

                  W

                  White, Charles DPM

                  • Podiatry
                  • 1345 E. College St. Seguin, TX 78155
                  • (830) 303-0005

                    White, G. Steven MD

                    • Orthopedics
                    • Orthopedic Surgery
                    • 280 S King Seguin, TX 78155
                    • (830) 379-9492
                    • Orthopedic Surgery

                    White, John MD

                    • Urology
                    • Urology
                    • 417 S. King St., Seguin TX 78155
                    • (830) 484-4625
                    • Urology

                    Wright, Frank MD

                    • Primary Care
                    • Family Medicine
                    • 411 S. King Street—Palm Building Seguin, TX 78155
                    • (830) 484-4200
                    • Family Medicine

                    Y

                    Yoho, Jason MD

                    • Cardiology
                    • Interventional Cardiology Cardiovascular Disease & Internal Medicine
                    • 545 Creekside Crossing Ste. 218, New Braunfels, TX 78130
                    • (830) 730 - 5953
                    • Interventional Cardiology Cardiovascular Disease & Internal Medicine

                    Z

                    Zhang, Xin MD

                    • Physical Medicine (Physiatry)
                    • 1215 E. Court Seguin, TX 78155
                    • (830) 401-7723

                      Zincone, Dean MD

                      • Primary Care
                      • 1355 E. Court Seguin, TX 78155
                      • (830) 401-4401