Our Providers

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 providers have with their colleagues.

Browse our provider directory below or call our provider referral line at 830.401.7401.

Choose a specialty or program:

Choose a specialty or program Anesthesiology Cardiology Critical Care Ear - Nose - Throat Emergency Endocrinology Gastroenterology General Surgery Gynecology Hospital-Based Pediatrics Hospitalists Internal Medicine Maternal-Fetal Medicine (MFM) Neonatology Nephrology Obstetrics/Gynecology Oncology/Hematology Ophthalmology Orthopedics Pain Management Palliative Care Pediatric Dentistry Pediatrics Physical Medicine (Physiatry) Podiatry Primary Care Psychiatry Pulmonology Radiology Urology Wound Care

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A

Abdalla, Azza MD

• Specialties:Obstetrics/Gynecology
• Location:417 S. King St., Seguin, TX 78155
• Phone: (830) 372-2791

• Board Certified:Obstetrics & Gynecology

Acosta, Sharron MD

• Specialties:Ophthalmology
• Board Certified:Ophthalmology
• Location:908 E. Court St. Seguin, TX 78155
• Phone: (830) 379-3937

Adamson, Van MD

• Specialties:Cardiology
• Board Certified:Cardiovascular Disease
• Location:580 Cibolo Valley Dr., Suite 207, Cibolo, TX 78108
• Phone: 210-767-2549

Alvarado, Antonio MD

• Specialties:Nephrology
• Board Certified:Internal Medicine & Nephrology
• Locations:Seguin: 1410 E. Walnut St., Seguin, TX 78155New Braunfels: 2660 E. Common St., Suite 201, New Braunfels, TX 78130
• Phone: (830) 549-5022

Arenas, Juan MD, CHCQM-PHYADV

• Specialties:Hospitalists
• Board Certified:Internal Medicine & Health Care Quality and Management
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Attia, Jonven MD

• Specialties:Endocrinology
• Board Certified:Internal Medicine
• Location:105 Medical Dr., Seguin, TX 78155
• Phone: 830-484-4204

B

Bailey, Steven MD

• Specialties:Cardiology
• Locations:Gonzales: 1300 Captain Albert Martin Trail, Gonzales, TX 78629San Antonio: 555 E. Basse Rd., Suite 117, San Antonio, TX 78209
• Phone: (830) 433-4648

Banks, Heather MD

• Specialties:Nephrology
• Board Certified:Nephrology
• Locations:Seguin: 1410 E. Walnut St., Seguin, TX 78155New Braunfels: 2660 E. Common St., Suite 201, New Braunfels, TX 78130
• Phone: (830) 549-5022

Barnwell, Megan MD

• Specialties:Cardiology
• Board Certified:Cardiovascular Disease
• Location:1348 E. Walnut St., Seguin, TX 78155
• Phone: (830) 433-4648

Berkus, Michael MD

• Specialties:Maternal-Fetal Medicine (MFM)
• Board Certified:Obstetrics & Gynecology
• Location:1215 E. Court St. Seguin, TX 78155
• Phone: (830) 401-7195

Bonilla, Jonathan MD

• Specialties:Cardiology
• Location:1255 Ashby St., Seguin, TX 78155
• Phone: (830) 590-8049

Borgfeld, Nathan MD

• Specialties:Primary Care
• Board Certified:Family Medicine
• Location:1350 E. Walnut St., Seguin, TX 78155
• Phone: 830-463-3323

Bose, Rahul MD, FACC, FSCAI

• Specialties:Cardiology
• Board Certified:Interventional Cardiology & Cardiovascular Disease
• Location:479 Oxford Dr., Suite 104, New Braunfels, TX 78130
• Phone: (830) 214-0300

Boullioun, Susan MD

• Specialties:Primary Care, Pediatrics
• Board Certified:Family Medicine
• Location:113 E. Cedar St., Seguin, TX 78155
• Phone: (830) 303-3500

Boyd, Angela MD

• Specialties:Maternal-Fetal Medicine (MFM)
• Board Certified:Obstetrics and Gynecology
• Location:1215 E. Court St. Seguin, TX 78155
• Phone: (830) 401-7195

Brannen, Jodi MD

• Specialties:Obstetrics/Gynecology
• Board Certified:Obstetrics & Gynecology
• Location:515 N. King St., Suite 105, Seguin, TX 78155
• Phone: (830) 272 - 0210

Bulathsinghala, Chinthaka MD

• Specialties:Pulmonology
• Board Certified:PulmonologyCritical Care Medicineand Internal Medicine
• Locations:Seguin: 417 S. King St., Seguin, TX 78155New Braunfels: 598 N. Union, Suite 250, New Braunfels, TX 78130San Marcos: 1305 Wonderworld Drive, Suite 308, San Marcos, TX 78666San Antonio: 127 Lewis St., San Antonio, TX 78212
• Phone: (210) 600-5864

Burns, Al DDS

• Specialties:Pediatric Dentistry
• Location:901 N. HWY 123 Bypass, Seguin, TX 78155
• Phone: (830) 372-3725

Burrus, Clint MD

• Specialties:Obstetrics/Gynecology
• Board Certified:Obstetrics & Gynecology
• Location:417 S. King St., Seguin, TX 78155
• Phone: (830) 372-2791

Byrne, John MD

• Specialties:Maternal-Fetal Medicine (MFM)
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 401-7195

C

Castro, Rebecca MD

• Specialties:Psychiatry
• Board Certified:Psychiatry
• Location:1215 E. Court St., Suite 106, Seguin, TX 78155
• Phone: (830) 401-1367

Craig, William MD

• Specialties:Cardiology
• Board Certified:Cardiovascular Disease & Internal Medicine
• Locations:Seguin: 1348 E. Walnut St., Seguin, TX 78155Gonzales: 1300 Captain Albert Martin Trail, Gonzales, TX 78629
• Phone: (830) 433-4648

D

Daggubati, Sreedevi MD

• Specialties:Oncology/Hematology
• Board Certified:Hematology & Oncology
• Location:1448 E. Common St., New Braunfels, TX 78130
• Phone: (830) 643-1762

De Silva, Palla Rivi MD

• Specialties:Pulmonology
• Board Certified:PulmonologyCritical Care Medicineand Internal Medicine
• Locations:Seguin: 417 S. King St., Seguin, TX 78155New Braunfels: 598 N. Union, Suite 250, New Braunfels, TX 78130San Marcos: 1305 Wonderworld Drive, Suite 308, San Marcos, TX 78666San Antonio: 127 Lewis Street, San Antonio, TX 78212
• Phone: (210) 600-5864

DeArmond, Greg MD

• Specialties:General Surgery
• Board Certified:General Surgery
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155New Braunfels: 1695 I-35 Ste. 105, New Braunfels, TX 78130
• Phone: (830) 643-6348

Deetjen, Jack MD

• Specialties:Orthopedics
• Board Certified:Orthopedic Surgery
• Location:515 N. King St., Suite 106, Seguin, TX 78155
• Phone: (830) 379-8371

E

Earnest, Brett MD

• Specialties:Primary Care, Pediatrics
• Board Certified:Family Medicine
• Location:1761 S. TX-46, Suite 104, New Braunfels, TX 78130
• Phone: 830-433-7815

F

Flores, Tony MD

• Specialties:Primary Care
• Board Certified:Family Medicine & Geriatric Medicine
• Location:214 N. Camp St., Seguin, TX 78155
• Phone: (830) 379-8811

Flowers, Caroline MD (Coming Spring 2026)

• Specialties:Primary Care, Obstetrics/Gynecology
• Location:411 S. King St., Seguin, TX 78155
• Phone: (830) 484-4200

G

Garcia, Ronnie MD

• Specialties:Cardiology
• Board Certified:Cardiovascular Disease & Internal Medicine
• Location:1012 Schriewer St., Seguin, TX 78155
• Phone: (830) 401-4880

Garza, James DO

• Specialties:Anesthesiology
• Board Certified:Anesthesiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-5867

Gonzales, Gabriel DO

• Specialties:Gastroenterology
• Location:1339 E. Court St., Suite 230, Seguin, TX 78155
• Phone: (830) 420-6770

• Board Certified:Internal Medicine

Goodwin, Jason MD

• Specialties:Ear - Nose - Throat
• Board Certified:Otolayngology
• Location:105 Medical Dr., Seguin TX 78155
• Phone: (830) 379-0299

• Board Certified:Otolaryngology

Goyer, Alley DO

• Specialties:Hospitalists
• Board Certified:Family Medicine and Lifestyle Medicine
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Gurung, Sidhanta MD

• Specialties:Cardiology
• Board Certified:Internal Medicine
• Location:1348 E. Walnut St., Seguin, TX 78155
• Phone: (830) 433-4648

H

Hagberg, Stephen MD

• Specialties:Hospitalists
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Hale, Tyson MD

• Specialties:Radiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Henderson, Elizabeth MD, FACS

• Specialties:General Surgery
• Board Certified:General Surgery
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155New Braunfels: 1761 S. State Hwy 46, Suite 104, New Braunfels, TX 78130
• Phone: (830) 484-4606

Hennessee, Jennifer MD

• Specialties:Ear - Nose - Throat
• Board Certified:Otolaryngology
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155New Braunfels: 1761 S. State Hwy 46, Suite 104, New Braunfels, TX 78130
• Phone: (830) 379-0299

K

Kavanagh, Joseph MD

• Specialties:Ophthalmology
• Board Certified:Ophthalmology
• Location:908 E. Court St., Seguin, TX 78155
• Phone: (830) 379-3937

Kennedy, David MD

• Specialties:Anesthesiology
• Board Certified:Anesthesiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-5867

Kirchner, Alyson MD

• Specialties:Obstetrics/Gynecology
• Board Certified:Obstetrics & Gynecology
• Locations:Seguin: 1339 E. Court St., Suite 210, Seguin, TX 78155Gonzales: 1110 N. Sarah Dewitt Dr., Gonzales, TX 78629
• Phone: (830) 379-1500

Kuo, Jack MD

• Specialties:Internal Medicine
• Board Certified:Internal Medicine
• Location:1356 E. Walnut St., Seguin, TX 78155
• Phone: (830) 372-5588

L

Lester, Sarah MD

• Specialties:Hospitalists
• Board Certified:Family Medicine
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Lipton, Vivian MD

• Specialties:Primary Care, Obstetrics/Gynecology, Pediatrics
• Location:1352 E. Walnut St., Seguin, TX 78155
• Phone: (830) 475-4321

• Board Certified:Family Medicine

Lopez-Glynn, Michele MD

• Specialties:Pediatrics
• Location:1005 E. Court St., Suite 300, Seguin, TX 78155
• Phone: (830) 303-3400

M

Major, Dolores MD

• Specialties:Anesthesiology
• Board Certified:Anesthesiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-5867

Mannel, George MD

• Specialties:Gynecology
• Board Certified:Obstetrics & Gynecology
• Location:1255 Ashby St., Suite G, Seguin, TX 78155
• Phone: (830) 372-0600

McLain, John, MD

• Specialties:General Surgery
• Board Certified:General Surgery
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155San Marcos: 1305 Wonder World Drive, Suite 300, San Marcos, TX 78666
• Phone: (512) 353-6400

Montgomery, Lance DO

• Specialties:Primary Care
• Location:411 S. King St., Seguin, TX 78155
• Phone: (830) 484-4200

Morgan, Whitney MD

• Specialties:Pediatrics
• Board Certified:Pediatrics
• Location:515 N. King St., 101 Seguin, TX 78155
• Phone: (830) 372-3135

Mourad, Shadi MD

• Specialties:Nephrology
• Board Certified:Nephrology
• Location:711 E. Court St., Seguin, TX 78155
• Phone: (830) 303-8770

Myers, Mitchell MD

• Specialties:Orthopedics
• Locations:Seguin: 280 S. King St., Seguin, TX 78155New Braunfels: 1761 S. State Hwy 46, Suite 104, New Braunfels, TX 78130Hallettsville: 1400 N. Texana St., Hallettsville, TX 77964
• Phone: (830) 379-9492

• Board Certified:Orthopedics

N

Neppala, Sivaram MD

• Specialties:Hospitalists
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Nolan, Charles MD

• Specialties:Palliative Care
• Board Certified:Hospice & Palliative MedicineNephrology & Internal Medicine
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 401-7224

O

Ortiz, Eliezer MD

• Specialties:Primary Care, Pediatrics
• Location:411 S. King St., Seguin, TX 78155
• Phone: (830) 484-4200

Osborn, Matthew MD

• Specialties:Anesthesiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-5867

Q

Quebedeaux, Terri DPM

• Specialties:Podiatry
• Locations:Seguin: 1345 E. College St., Seguin, TX 78155Gonzales: 1110 Sarah DeWitt Dr., Gonzales, TX 78629LaVernia: 309 Silverado St., LaVernia, TX 78121Lockhart: 209 S. Church St., Lockhart, TX 78644
• Phone: (830) 303-0005

R

Raetzsch, Thomas MD

• Specialties:Primary Care
• Board Certified:Family Medicine
• Location:1025 N. Austin St., Seguin, TX 78155
• Phone: (830) 379-1184

Ramsey, Patrick MD

• Specialties:Maternal-Fetal Medicine (MFM)
• Board Certified:Obstetrics & Gynecology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 401-7195

Remo, Julie MD

• Specialties:Cardiology
• Board Certified:Cardiovascular Disease & Internal Medicine
• Location:479 Oxford Dr., Suite 104, New Braunfels, TX 78130
• Phone: (830) 214-0300

Rider, David MD

• Specialties:Primary Care
• Board Certified:Family Medicine
• Location:1414 E. Walnut St., Seguin, TX 78155
• Phone: (830) 379-7901

Rider, James DO

• Specialties:Primary Care, Pediatrics
• Board Certified:Family Medicine
• Location:1414 E. Walnut St., Seguin, TX 78155
• Phone: (830) 379-7901

Rinn, Phillip MD

• Specialties:Primary Care, Obstetrics/Gynecology, Pediatrics
• Board Certified:Family Medicine
• Location:519 N. King St., Suite 105, Seguin, TX 78155
• Phone: (830) 372-0994

Robbins, Esther MD

• Specialties:Primary Care, Obstetrics/Gynecology, Pediatrics
• Board Certified:Family Medicine
• Location:1352 E. Walnut St., Seguin, TX 78155
• Phone: (830) 475-4321

Rotts, Michael MD

• Specialties:Emergency
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Ryan, Robert MD

• Specialties:Urology
• Board Certified:Urology
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155Gonzales: 1110 N. Sarah Dewitt Dr., Gonzales, TX 78629Yoakum: 1220 Carl Ramert Dr., Yoakum, TX 77995Cuero: 2550 N. Esplanade, Cuero, TX 77954
• Phone: (830) 379-8491

S

Sangha, Bhupinder MD

• Specialties:Critical Care, Internal Medicine, Nephrology
• Board Certified:Critical Care MedicineNephrology & Internal Medicine
• Location:1339 E. Court St., Suite 240, Seguin, TX 78155
• Phone: (830) 484-4600

Sayeed, Jaweed MD

• Specialties:Cardiology
• Board Certified:Cardiovascular Disease and Interventional Cardiology
• Location:479 Oxford Dr., Suite104, New Braunfels, TX 78130
• Phone: 830-214-0300

Schronk, Kenneth MD

• Specialties:Anesthesiology
• Board Certified:Anesthesiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-5867

Scott, Brian MD

• Specialties:Hospital-Based Pediatrics, Neonatology
• Board Certified:Neonatal-Perinatal Medicine & Pediatrics
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Smith, Doug MD

• Specialties:Radiology
• Board Certified:Diagnostic Radiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Soliman, Sameer MD

• Specialties:Pain Management
• Board Certified:Anesthesiology and Pain Management
• Locations:Seguin: 1339 E. Court St., Suite 220, Seguin, TX 78155New Braunfels: 741 Generations Dr., Suite 115, New Braunfels, TX 78130Live Oak: 11227 Toepperwein Rd., Suite 100, Live Oak, TX 78233San Antonio: 3415 Paesanos Parkway, Suite 100, San Antonio, TX 78231Uvalde: 1038 Garner Field Rd., Uvalde, TX 78801
• Phone: 210-600-9766

Solomon, Howard MD

• Specialties:Urology
• Board Certified:Urology
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155Kenedy: 3349 U.S. 181, Suite D, Kenedy, TX 78119
• Phone: (830) 379-3046

Somen, Jacob DO

• Specialties:Primary Care, Pediatrics
• Location:411 S. King St., Seguin, TX 78155
• Phone: (830) 484-4200

• Board Certified:Family Medicine

Swearingen, Stephen MD

• Specialties:Radiology
• Board Certified:Diagnostic Radiology
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

T

Talbot, Nicole DO

• Specialties:Primary Care, Pediatrics
• Board Certified:Family Medicine
• Location:515 N. King St., Suite 103, Seguin, TX 78155
• Phone: (830) 372-5200

Tsen, Tony MD

• Specialties:Gastroenterology
• Board Certified:Internal Medicine & Gastroenterology
• Location:911 S. Hwy 123 Bypass, Seguin, TX 78155
• Phone: (830) 372-9042

Twitero, Trent MD

• Specialties:Orthopedics
• Board Certified:Orthopedic Surgery
• Locations:Seguin: 1339 E. Court St., Suite 220, Seguin, TX 78155Cuero: 2550 N. Esplanade, Cuero, TX 77954Gonzales: 1110 N. Sarah DeWitt, Gonzales, TX 78629Kenedy: 3349 S. HWY 181, Kenedy, TX 77995New Braunfels: 960 Gruene Road, Suite 101, New Braunfels, TX 78130
• Phone: (830) 625-0009

V

Velez, Esteban DDS

• Specialties:Pediatric Dentistry
• Location:128 S. Moss St., Suite 200 Seguin, TX 78155
• Phone: (830) 372-5437

W

White, Charles DPM

• Specialties:Podiatry
• Board Certified:Podiatric MedicineFoot & Ankle Surgery
• Locations:Seguin: 932 S. State HWY 123 Bypass, Seguin, TX 78155Kenedy: 3349 S Hwy 181, Suite 6, Kenedy, TX 78119LaVernia: 309 Silverado St., LaVernia, TX 78121Nixon: 200 E. Second St., Nixon, TX 78140
• Phone: (830) 491-9211

White, G. Steven MD

• Specialties:Orthopedics
• Board Certified:Orthopedic Surgery
• Locations:Seguin: 280 S. King St., Seguin, TX 78155La Vernia: 309 Silverado St., La Vernia, TX 78121Yoakum: 1200 Carl Ramert, Yoakum, TX 77995
• Phone: (830) 379-9492

White, John MD

• Specialties:Urology
• Board Certified:Urology
• Locations:Seguin: 105 Medical Dr., Seguin, TX 78155Cuero: 2550 N. Esplanade, Cuero, TX 77954
• Phone: (830) 484-4625

Wright, Frank MD

• Specialties:Primary Care, Wound Care
• Board Certified:Family Medicine
• Location:411 S. King St., Seguin, TX 78155
• Phone: (830) 484-4200

Wyatt, Jamison MD

• Specialties:Cardiology
• Board Certified:Internal MedicineCardiovascular Diseaseand Interventional Cardiology
• Location:479 Oxford Dr., Suite 104, New Braunfels, TX 78130
• Phone: (830) 214-0300

Y

Yoho, Jason MD

• Specialties:Cardiology
• Board Certified:Interventional CardiologyCardiovascular Disease & Internal Medicine
• Location:1255 Ashby St., Seguin, TX 78155
• Phone: (830) 590-8049

Z

Zhang, Xin MD

• Specialties:Physical Medicine (Physiatry)
• Location:1215 E. Court St., Seguin, TX 78155
• Phone: (830) 379-2411

Zincone, Dean MD

• Specialties:Primary Care
• Location:1355 E. Court St., Seguin, TX 78155
• Phone: (830) 401-4401