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 or call our physician referral line at 830.401.7401.

A

Acosta, Ometeotl, MD

Maternal-Fetal Medicine (MFM)

Wednesdays Only
Address1215 E.Court St. Seguin, TX 78155
Phone(830) 401-7195

Acosta, Sharron MD – Eye Associates of South Texas

Ophthalmology

Address908 E. Court St. Seguin, TX 78155
Phone(830) 379-3937
Websitewww.eyeassociatesofsouthtexas.com

Alvarado, Antonio MD – San Antonio Kidney Disease Center

Nephrology

Address1410 E. Walnut Seguin, TX 78155
Phone(830) 549-5022
Websitewww.sakdc.com

Ammon, Jerry DO

Anesthesiology

Address1215 E Court
Seguin, TX 78155
Phone(830) 379-5867

Arenas, Juan MD

Hospitalists

Address1215 E. Court Seguin, TX 78155
Phone(830) 379-2411

Artham, Surya MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, TX 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

B

Banks, Heather MD – San Antonio Kidney Disease Center

Nephrology

Address1410 E. Walnut Seguin, TX 78155
Phone(830) 549-5022
Websitewww.sakdc.com

Beg, Humayun MD

Rheumatology

Address417 S. King Street—Cypress Building Seguin, TX 78155
Phone(830) 484-4600
Websitewww.grmedgroup.com/rheumatology-associates.html

Berkus, Michael MD

Maternal-Fetal Medicine (MFM)

Wednesdays Only
Address1215 E.Court St. Seguin, TX 78155
Phone(830) 401-7195

Beste, Elizabeth MD

General Surgery

Address417 S. King St. Cypress Building Seguin, TX 78155
Phone(830) 484-4606
Websitewww.grmedgroup.com/surgical-associates.html

Bilir, Sule, MD

Primary Care

Address214 N. Camp Street Seguin, TX 78155
Phone(830) 379-8811
Websitewww.afloresmd.com

Bose, Rahul MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, TX 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

Boullioun, Susan MD - Family Practice

Primary Care

Address113 E. Cedar Seguin, TX 78155
Phone(830) 303-3500

Brannen, Jodi MD

Obstetrics/Gynecology

Address1339 E. Court, Suite 230 Seguin, TX 78155
Phone(830) 372-0800
Websitewww.grmedgroup.com/ob-gyn-associates.html

Burns, Al DDS

Pediatric Dentistry

Address901 N. Hwy 123 Bypass Seguin, TX 78155
Phone(830) 372-3725
Websitewww.alligatordental.com

Burrus, Clint MD

Obstetrics/Gynecology

Address1339 E. Court, Suite 240 Seguin, TX 78155
Phone(830) 372-2791
Websitewww.grmedgroup.com/ob-gyn-associates.html

C

Castro, Rebecca MD (+Geriatrics)

Psychiatry

Address1331 E. Court, Suite 106 Seguin, TX 78155
Phone(830) 401-7367

Chaney, Michael MD

Wound Care

Address1215 E Court Seguin, TX 78155
Phone(830) 401-7777

Craig, William MD – Craig Cardiovascular Clinic

Cardiology

Address1348 E. Walnut St. Seguin, TX 78155
Phone(830) 433-4648

D

Daggubati, Sreedevi MD

Oncology/Hematology

Address1412 E. Walnut Seguin, TX 78155 (Thursdays Only)
Phone(830) 643-1762

Address1448 E. Common St. New Braunfels, TX 78130
Phone(830) 643-1762

Websitewww.texasoncology.com

Deetjen, Jack MD

Orthopedics

Address515 N King St., Suite 106 Seguin, TX 78155
Phone(830) 379-8371
Websiteorthodoc.aaos.org/DrJackDeetjen/

Doshi, Maansi, DO

Ear, Nose and Throat

Address1414 E. Walnut St. Seguin, TX 78155
Phone(830) 379-0299
Websitewww.guadalupeent.com

Dwyer, Michael MD

General Surgery

Address1255 Ashby St. Seguin, TX 78155
Phone(830) 372-2840

F

Fleming, Richard MD – Fleming Eye Care

Ophthalmology

Address1255 Ashby Seguin, TX 78155
Phone(830) 379-9391

Flores, Tony MD - Family Practice (+Geriatics)

Primary Care

Address214 N. Camp Street Seguin, TX 78155
Phone(830) 379-8811
AboutDr. Flores is a Family Practice physician but specializes (within his family practice) in Geriatrics.
Websitewww.afloresmd.com

Frets, Robert MD - Internal Medicine

Primary Care

Address1255 Ashby Street, Suite I Seguin, TX 78155
Phone(830) 372-1615

G

Garcia, Ronnie MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, TX 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

Garza, James MD

Anesthesiology

Address1215 E. Court. Seguin, TX 78155
Phone(830) 379-5867

Garza, Zachary MD

Spine

Phone(210) 614-6432
Websitespinaldoc.com/doctor/r-zachary-garza-m-d

Gates, Cameron MD

Radiology

If you have general questions, please contact (830) 379-2411. Website: www.advancedimagingsanmarcos.com

Grieder, Kevin MD

Pathology

Address1255 Ashby, Suite B Seguin, TX 78155
Phone(830) 372-4830

H

Hager, Johnathan MD – Eye Associates of South Texas

Ophthalmology

Address908 E. Court St. Seguin, TX 78155
Phone(830) 379-3937

Harris, Rubin MD

Hospitalists

Address1215 E. Court Seguin, TX 78155
Phone(830) 379-2411

Hennessee, Jennifer MD

Ear, Nose and Throat

Address1414 E. Walnut Seguin, TX 78155
Phone(830) 379-0299
Websitewww.guadalupeent.com

Henson, Timothy DMD

Pediatric Dentistry

Address1080 FM 3009
Schertz, TX 78154
Phone(210) 659-7884
Websitekidsdentalschertz.com

I

Iglesia, Greg MD

Radiology

If you have general questions, please contact (830) 379-2411. Website: www.advancedimagingsanmarcos.com

Ireland, Kayla MD

Maternal-Fetal Medicine (MFM)

Wednesdays Only
Address1215 E.Court St. Seguin, TX 78155
Phone(830) 401-7195

K

Kavanagh, Joseph MD – Eye Associates of South Texas

Ophthalmology

Address908 E. Court St. Seguin, TX 78155
Phone(830) 379-3937
Websitewww.eyeassociatesofsouthtexas.com

Kirchner, Alyson MD

Obstetrics/Gynecology

Address1339 E. Court, Suite 210 Seguin, TX 78155
Phone(830) 379-1500
Websitewww.grmedgroup.com/ob-gyn-associates.html

Kneuper, Mark MD

General Surgery

Address652 N. Houston #3 New Braunfels, TX 78130
Phone(830) 625-6258
Websitewww.hillcountryveincenter.com/meet-dr-mark-kneuper

Kuo, Jack MD - Internal Medicine

Primary Care

Address1356 E. Walnut Seguin, TX 78155
Phone(830) 372-5588

L

Lester, Sarah MD

Hospitalists

Address1215 E. Court Seguin, TX 78155
Phone(830) 379-2411

Lopez-Glynn, Michelle MD

Pediatrics

Address1005 E. Court, Suite 300 Seguin, TX 78155
Phone(830) 303-3400

M

Major, Dolores MD

Anesthesiology

Address1215 E. Court Seguin, TX 78155
Phone(830) 379-5867

Mangiapane, Mark, DO - Family Practice

Primary Care

Address1414 E. Walnut St. Seguin, TX 78155
Phone(830) 379-7901
Websiteguadalupefamilyhealth.com

Mannel, George MD

Obstetrics/Gynecology

Address1255 Ashby Street, Suite G Seguin, TX 78155
Phone(830) 372-0600

McAtee, Elena MD - Family Practice

Primary Care

Address411 S. King Street—Palm Building Seguin, TX 78155
Phone(830) 484-4200
Websitewww.grmedgroup.com/primary-care-associates.html

McMahon, Kevin MD

Neurology

Address417 S. King Street—Cypress Building Seguin, TX 78155
Phone(830) 484-4600
Websitewww.grmedgroup.com/neurology-associates.html

Mourad, Shadi MD – Renal Associates

Nephrology

Address711 E. Court St. Seguin, TX 78155
Phone(830) 303-8770
Websitewww.rapadocs.com

Mushtaq, Aliya MD – Craig Cardiovascular Clinic

Cardiology

Address1348 E. Walnut Seguin, TX 78155
Phone(830) 433-4648

N

Nash, Zach MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, TX 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

Nolan, Charles MD

Palliative Care                    

Address1331 E. Court St. Seguin, TX 78155
Phone(830) 401-7474

O

Okorodudu, Daniel MD

Endocrinology

Address411 S. King Street–Palm Building Seguin, TX 78155
Phone(830) 484-4204
Websitewww.grmedgroup.com/endocrinology-associates.html

P

Penagaluru, Neena MD – San Antonio Kidney Disease Center

Nephrology

Address1410 E. Walnut Seguin, TX 78155
Phone(830) 549-5022
Websitewww.sakdc.com

Q

Quebedeaux, Terri DPM

Podiatry

Podiatry, Wound Care
Address1345 E. College St. Seguin, TX 78155
Phone(830) 303-0005

R

Raetzsch, Thomas MD - Family Practice

Primary Care

Address1025 N. Austin Seguin, TX 78155
Phone(830) 379-1184
Websitehttp://www.nuyuseguin.com

Ramsey, Patrick MD

Maternal-Fetal Medicine (MFM)

Wednesdays Only
Address1215 E.Court St. Seguin, TX 78155
Phone(830) 401-7195

Remo, Julie MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, Texas 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

Rider, David MD - Family Practice

Primary Care

Address1414 E. Walnut St. Seguin, TX 78155
Phone(830) 379-7901
Websitehttp://guadalupefamilyhealth.com

Rider, James DO - Family Practice

Primary Care

Address1414 E. Walnut St. Seguin, TX 78155
Phone(830) 379-7901
Websiteguadalupefamilyhealth.com

Rinn, Phillip MD - Family Practice (+Obstetrics)

Obstetrics/Gynecology

Address519 N. King, Suite 105 Seguin, TX 78155
Phone(830) 372-0994

Rotts, Michael MD

Emergency

Address1215 E Court Seguin, TX 78155
Phone(830) 379-2411
AboutDr. Michael Rotts is the GRMC Emergency Room Medical Director. Dr. Rotts oversees a group of emergency medicine trained physicians who may provide you care.

Ryan, Robert MD

Urology

Address1339 E. Court, Suite 220 Seguin, TX 78155
Phone(830) 379-8491
Websitewww.grmedgroup.com/urology-associates.html

S

Sanner, Colin MD

Neurology

Address417 S. King Street—Cypress Building Seguin, TX 78155
Phone(830) 484-4600
Websitewww.grmedgroup.com/neurology-associates.html

Schuerger, Joseph MD - Family Practice

Primary Care

Address1414 E. Walnut St. Seguin, TX 78155
Phone(830) 379-7901
Websiteguadalupefamilyhealth.com

Scott, Brian MD

Hospital-Based Pediatrics

Hospital-Based Pediatrics, Neonatology
Address1215 E. Court Seguin, TX 78155
Phone(830) 379-2411

Shah, Zulfiqar MD

Hospitalists

Address1215 E. Court St. Seguin, TX 78155
Phone(830) 379-2411

Shapiro, Murray MD

Radiology

If you have general questions, please contact (830) 379-2411. Website: www.advancedimagingsanmarcos.com

Smith, Doug MD

Radiology

If you have general questions, please contact (830) 379-2411. Website: www.advancedimagingsanmarcos.com

Solomon, Howard MD

Urology

Address1255 Ashby Seguin, TX 78155
Phone(830) 379-3046

Stephens, Robert MD

Pediatrics

Address520 E. Donegan St Seguin, TX 78155
Phone(830) 379-6300
Websitewww.cstonepeds.com

Subnani, Kishore MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, TX 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

Sullivan, Linda DO - Family Practice

Primary Care

Address205 N King Street, Suite 200 Seguin, TX 78155
Phone(830) 379-5200
Websitehttp://www.liveoakfamilyhealth.com

Swearingen, Stephen MD

Radiology

If you have general questions, please contact (830) 379-2411. Website: www.advancedimagingsanmarcos.com

T

Talbot, Nicole DO - Family Practice

Primary Care

Address515 N. King St., Suite 103 Seguin, TX 78155
Phone(830) 372-5200
Websitehttp://www.seguinfamilymedicine.com

Tamtam, Sankararao MD - Internal Medicine

Primary Care

Address932 S. SH 123 Bypass Seguin, TX 78155
Phone(830) 379-3999

Tsen, Tony MD

Gastroenterology

Address911 S. Hwy 123 Bypass Seguin, TX 78155
Phone(830) 372-9042

Twitero, Trent MD – Seguin Orthopedics

Orthopedics

Address280 S. King Seguin, TX 78155
Phone(830) 379-9492
Websitewww.seguinorthopedics.com/index.html

V

Vela, Serapio MD

General Surgery

Address515 N. King, Suite 105 Seguin, TX 78155
Phone(830) 372-4891

Velez, Esteban DDS

Pediatric Dentistry

Address128 S. Moss St., Ste. 200 Seguin, TX 78155
Phone(830) 372-5437
Websitewww.seguinchildrensdental.com

W

White, G. Steven MD – Seguin Orthopedics

Orthopedics

Address280 S King Seguin, TX 78155
Phone(830) 379-9492
Websitewww.seguinorthopedics.com/index.html

Wright, Frank MD - Family Practice

Primary Care

Address411 S. King Street—Palm Building Seguin, TX 78155
Phone(830) 484-4200
Websitewww.grmedgroup.com/primary-care-associates.html

Wyatt, Jamison MD – Mission Cardiology

Cardiology

Address303 E. Court St. Seguin, TX 78155
Phone(830) 401-4880
Websitewww.nbcardio.com

Z

Zhang, Xin MD

Physical Medicine (Physiatry)

Address1215 E. Court Seguin, TX 78155
Phone(830) 379-2411

Zincone, Dean MD - Family Practice

Primary Care

Address1355 E. Court Seguin, TX 78155
Phone(830) 401-4401

Zweikoft, Stewart MD

Pain Management

Address:205 N. King Seguin, TX 78155
Phone:(830) 609-9478
Websitecentraltexaspaincenter.com