Find a Top Internist Near Me in Mansfield, TX – Book an Appointment Instantly

SCHEDULE APPOINTMENT WITH DR. AMIN:

• Mansfield Clinic
• South Arlington Clinic

BOARD CERTIFICATIONS:

• Clinical Cardiac Electrophysiology
• Cardiovascular Disease

HOSPITALS:

• Methodist Dallas Medical Center
• Methodist Mansfield Medical Center
• Texas Health Heart & Vascular Hospital Arlington
• Texas Health Huguley Hospital Fort Worth South
• USMD Hospital at Arlington

EDUCATION:

• Fellowship, Cardiac Electrophysiology: University of Utah, Salt Lake City, Utah
• Fellowship, Cardiovascular Disease: University of Florida, Jacksonville, Florida 
• Residency, Internal Medicine:  University of Texas Southwestern Medical Center, Dallas, Texas
• Internship, Internal Medicine:  University of Texas Southwestern Medical Center, Dallas, Texas
• Medical School, MD Degree: Texas A & M College of Medicine, College Station, Texas
• Undergraduate, B.S. Electrical Engineering (Summa Cum Laude): University of Texas at Arlington

PUBLICATIONS/MEDIA:

• World’s Smallest Pacemaker at Medical City Arlington - Nov 8, 2017

Schedule Appointment with Dr. Frenkel:

• Garland Clinic
• White Rock Clinic

BOARD CERTIFICATIONS:

• Cardiovascular Disease
• Internal Medicine
• Interventional Cardiology

HOSPITALS:

• Baylor Scott & White Heart and Vascular Hospital - Dallas
• Baylor Scott & White Medical Center - Lake Pointe
• Baylor Scott & White | The Heart Hospital Plano
• Baylor University Medical Center
• Medfinity Health Plano
• Medical City Dallas
• Medical City Heart Hospital
• Methodist Richardson Regional Medical Center
• North Park Heart & Vascular Center
• Texas Health Dallas
• White Rock Medical Center

EDUCATION:

• Fellowship, Interventional Cardiology: Baylor College of Medicine, Houston, TX 
• Fellowship, Cardiology: Baylor College of Medicine, Houston, TX 
• Residency, Internal Medicine:  University of Texas Southwestern Medical School, Dallas, TX 
• Internship, Internal Medicine:  University of Texas Southwestern Medical School, Dallas, TX 
• Medical School, MD Degree: University of Texas Southwestern Medical School, Dallas, TX 

BOARD CERTIFICATIONS:

• Cardiovascular Disease
• Nuclear Cardiology
• Echocardiography
• Cardiac CT
• Vascular Imaging
• Internal Medicine

HOSPITALS:

• Texas Health Arlington Memorial
• Texas Health Heart & Vascular Hospital Arlington

EDUCATION:

• Fellowship, Cardiovascular Disease: University of Texas Southwestern Medical Center, Dallas, TX 
• Residency, Internal Medicine:  Northwestern University Medical Center, Chicago, IL 
• Medical School, MD Degree: Magna Cum Laude; Ohio State University College of Medicine, Columbus, OH 
• Undergraduate: Johns Hopkins University. BA in Biology and Economics, with honors, Baltimore, MD

PUBLICATIONS/MEDIA:

• Sharma S, Raman S, Benjamin S et al. Anterior wall viability and low ejection fraction predict functional improvement after CABG. Journal of Surgical Research 2011; 171:416-21.

•  Groh C, Sharma S, Pelchovitz DJ et al. Use of an electrocardiographic screening tool to determine candidacy for a subcutaneous implantable cardioverter-defibrillator. Heart Rhythm. 2014; 11:1361-6.

•  Reis JP, Allen N, Barone-Gibbs B, Lee J, Lewis C.E, Lima J, Lloyd-Jones D, Loria CM, Powell-Wiley TM, Sharma S, Wei GS, Liu K. Association of the degree of adiposity and duration of obesity with measures of cardiac structure and function: The CARDIA Study. Obesity. 2014; 22: 2434-40.

•  Sharma S, Colangelo LA, Lima J et al. Effects on cardiac remodeling of weight and weight change over 20 years: The Coronary Artery Risk Development in Young Adults Study (CARDIA). JACC. 2015; 65: 2463-5.

•  Sharma S, Colangelo LA, Allison MA et al. Association of serum leptin with future left ventricular structure and function: The Multi-Ethnic Study of Atherosclerosis (MESA). Int J Cardiol. 2015; 193: 64-68.

•  Sharma S, Colangelo LA, Lloyd-Jones D, Jacobs DR, Gross MD, Gidding SS, Greenland P. Longitudinal associations between adiponectin and cardiac structure differ by hypertensive status: Coronary Artery Risk Development in Young Adults (CARDIA). Cardiovascular Endocrinology. 2016; 5; 57-63.

•  You C, Sharma S, Bavishi A et al. Dialytic interval and the timing of electrocardiographic screening for subcutaneous cardioverter-defibrillator placement in chronic hemodialysis patients. J Interv Card Electrophysiol. Epub ahead of print

NATIONAL ABSTRACT/POSTER PRESENTATIONS:

•  Sharma S, Raman S, Sun B et al. Characteristics of patients that show improvement in left ventricular ejection fraction after a coronary artery bypass graft. American College of Surgeons Medical Student Program. October 2009, Chicago, IL.

•  Sharma S, Raman S, Sun B et al. Characteristics of patients showing improvement in left ventricular ejection fraction after surgical revascularization. Academic Surgical Congress. February 2010, San Antonio, TX.

•  Sharma S, Firstenberg M, Phillips G et al. Cardiac magnetic resonance predictors of left ventricular functional improvement after mitral valve repair for cardiomyopathy. American Heart Association Scientific Sessions. November 2011, Orlando, FL.

•  Sharma S, Colangelo L, Lima J et al. Longitudinal effects of obesity on cardiac remodeling: Coronary Artery Risk Development in Young Adults (CARDIA). American College of Cardiology Scientific Sessions. March 2014, Washington DC.

•  Sharma S, Colangelo L, Lima J et al. Association of leptin with cardiac remodeling: Coronary Artery Risk Development in Young Adults (CARDIA). American College of Cardiology Scientific Sessions. March 2014, Washington DC.

•  Friedman J, Sharma S, Katz DH et al. Stem cell transplantation is associated with prolonged recurrence-free survival in patients with cardiac AL amyloidosis. American College of Cardiology Scientific Sessions. March 2014, Washington DC.

•  Sharma S, Colangelo L, Allison M et al. Serum leptin is associated with less adverse future left ventricular structure and function: The Multi-Ethnic Study of Atherosclerosis (MESA). American College of Cardiology Scientific Sessions. March 2015, San Diego, CA.
•  Aagard P, Sharma S, McNamara D et al. Risk of Arrhythmia and Conduction Disease in Former National Football League Players. American College of Cardiology Scientific Sessions. March 2018, Orlando, FL.

BOARD CERTIFICATIONS:

• Cardiovascular Disease
• Nuclear Cardiology
• Internal Medicine

HOSPITALS:

• Baylor Scott & White Medical Center Plano
• Baylor Scott & White | The Heart Hospital Plano
• Medical City Frisco
• Medical City Plano
• Methodist Richardson Medical Center
• Texas Health Plano

EDUCATION:

• Fellowship, Cardiology: Good Samaritan Medical Center​ 
• Residency, Internal Medicine: Good Samaritan Medical Center​ 
• Internship, Internal Medicine: East Tennessee State University​ 
• Medical School, MD Degree: University of Nebraska Medical School, Lincoln, NE

HONORS & AWARDS:

• D Magazine's Best Doctors in Collin County - 2017, 2016, 2015

PUBLICATIONS/MEDIA:

• Duncan, J., "Heart Failure Clinic Keeps Plano Woman on Right Track.", Bianca Castro. www.nbcdfw.com. July 31, 2019.

BOARD CERTIFICATIONS:

• Cardiovascular Disease
• Echocardiography - Eligible
• Nuclear Cardiology - Eligible
• Internal Medicine

HOSPITALS:

• Texas Health Arlington Memorial
• Texas Health Heart & Vascular Hospital Arlington

EDUCATION:

• Fellowship, Cardiovascular Disease:  University of Texas Southwestern Cardiology Fellowship 
• Residency, Internal Medicine:  University of Texas Southwestern Medical School at Dallas 
• Medical School, MD Degree: University of Texas Southwestern Medical School at Dallas 
• Undergraduate, B.S. Neurobiology:  The University of Texas at Austin 

HONORS/AWARDS:

• UT Southwestern Alumni Scholarship (2010)
• Phi Beta Kappa Honor Society / Sigma Alpha Lambda Honor Society (2009)
• Walter B. Smith Jr. Scholarship (2008)
• Gerlad Walker Memorial Scholarship, Scottish Rite Memorial Scholarship, Garland Rotary Club Scholarship, Garland Health Science Scholarship, National MS Society Scholarship, Garland HS Hockey Scholarship (2006)

Schedule Appointment with Dr. Thamwiwat:

• HeartPlace HEB - Bedford Clinic
• Huguley /Burleson Clinic
  

BOARD CERTIFICATIONS:

• Interventional Cardiology
• Cardiovascular Disease
• Echocardiography
• Nuclear Cardiology
• Internal Medicine

HOSPITALS:

• Glen Rose Medical Center
• Medfinity Health HEB
• Texas Health HEB
• Texas Health Huguley Hospital Fort Worth South

EDUCATION:

• Fellowship, Interventional Cardiology: Baylor College of Medicine, Houston, Texas
• Fellowship, Cardiovascular Disease: Baylor College of Medicine, Houston, Texas 
• Residency, Internal Medicine:  Baylor College of Medicine, Houston, Texas 
• Medical School, MD Degree: Texas Tech University Health Sciences Center School of Medicine, Lubbock, Texas
• Undergraduate: The University of Texas at Arlington, Arlington, Texas 

PROFESSIONAL ASSOCIATIONS:

• Alpha Omega Alpha Honor Medical Society
• American College of Cardiology
• American Medical Association

HONORS/AWARDS:

• Ambulatory Care Achievement Award, Baylor College of Medicine (June 2014)
• Outstanding Student Award, Department of Internal Medicine, Texas Tech School of Medicine (2011)
• Alpha Omega Alpha Honor Medical Society (2010-present)
• University Scholar Award (2005-2006, 2006-2007)
• Honoree for College of Science Academic Excellence Reception (2003)
• The National Dean's List (2002-2007)
• Fort Worths Top Doctors of 2026

PUBLICATIONS/MEDIA:

• Thamwiwat, A, Sudhakar D, Paniagua D, and Denktas AE. Suspected coronary fat embolism after liposuction. Catheter Cardiovasc Interv. 2018;1-4.

• Thamwiwat A, Levine GN. Chapter 14: Chest pains and Angina. Cardiology Secrets, 5th Edition. Ed. Glenn N. Levine. Philadelphia: Elsevier, 2018.125-134. Print.

• Thamwiwat A, Mejia R, Nutman TB, Bates JT. (2014). Strongyloidiasis as a cause of chronic diarrhea, identified using next-generation Strongyloides stercoralis-specific immunoassays. Curr Trop Med Rep. 2014; 1:145-147.

• Hira RS, Thamwiwat A, Kar B. Tandem. Heart placement for cardiogenic shock in acute severe mitral regurgitation and right ventricular failure. Catheter Cardiovascular Interv. 2014;82(2):319-322.

Schedule Appointment with Dr. Kalaria:

• Downtown Fort Worth/Medical District Office
• Granbury

BOARD CERTIFICATIONS:

• Interventional Cardiology
• Cardiovascular Disease
• Nuclear Medicine/ Cardiology
• Vascular Medicine
• Endovascular Interventions

LANGUAGES:

• Hindi
• Gujarati

HOSPITALS:

• Heart and Vascular Surgical Center
• Medical City Fort Worth
• Medical City Arlington
• Methodist Mansfield
• Texas Health Azle
• Texas Health Fort Worth
• Texas Health Heart and Vascular Arlington
• Texas Health SW Fort Worth

EDUCATION:

• Internship & Residency, Internal Medicine: New Jersey Medical School
• Chief Medical Residency, Internal Medicine: New Jersey Medical School
• Fellowship, Cardiovascular Disease: University of Rochester, Rochester, NY.
• Fellowship, Interventional Cardiology: University of Rochester, New York, Rochester, NY.
• Fellowship, Vascular Medicine & Endovascular Interventions: Tufts University, Boston, MA.

PROFESSIONAL ASSOCIATIONS:

• American College of Cardiology, Fellow
  
  

HONORS/AWARDS:

• Fort Worths Top Doctors of 2026

Schedule Appointment with Dr. Bhargava:

• Downtown Fort Worth/Medical District Office
• Fort Worth-Mira Vista
• Granbury
• Pecan Plantation

BOARD CERTIFICATIONS:

• Interventional Cardiology
• Internal Medicine
• Cardiovascular Disease
• Nuclear Cardiology
• Echocardiography

HOSPITALS:

• Heart and Vascular Surgical Center
• Medical City Fort Worth
• Medical City Arlington
• Methodist Mansfield
• Texas Health Azle
• Texas Health Fort Worth
• Texas Health Heart and Vascular Arlington
• Texas Health SW Fort Worth

EDUCATION:

• Residency, Internal Medicine: New York Medical College, Valhalla, NY.
• Fellowship, Cardiovascular Medicine: St. Vincent’s Catholic Medical Centers of New York, New York, NY.
• Fellowship, Interventional Cardiology: Albert Einstein Medical Center, Philadelphia, PA.
  

HONORS/AWARDS: 

• Fort Worth Top Doctors of 2026

BOARD CERTIFICATIONS:

• Interventional Cardiology
• Cardiovascular Disease
• Nuclear Cardiology
• Echocardiography
• Internal Medicine

HOSPITALS:

• Baylor Scott & White Medical Center - Lake Pointe
• Baylor Scott & White Medical Center - Plano
• Baylor Scott & White | The Heart Hospital - Denton
• Baylor Scott & White | The Heart Hospital - Plano
• Methodist Richardson Medical Center

EDUCATION:

• Fellowship, Interventional Cardiology:  Saint Vincent’s Hospital and Medical Centers, NY
• Fellowship, Cardiovascular Disease:  Saint Vincent’s Hospital and Medical Centers, NY
• Residency, Internal Medicine: Albert Einstein College of Medicine/Montefiore Medical Center, NY
• Medical School, MD Degree:  SUNY Stonybrook School of Medicine, NY
• Undergraduate, BS Degree:  CUNY City College, NY

HONORS/AWARDS:

• Saint Vincent’s Hospital and Medical Centers, New York (2007-2008)
• Saint Vincent’s Hospital and Medical Centers, New York (2004-2007)
• Albert Einstein College of Medicine/Montefiore Medical Center, New York (2001-2004)
• SUNY Stonybrook School of Medicine, New York (1994-2001)
• CUNY City College, New York (1994-2001)

PROFESSIONAL APPOINTMENTS:

• Medical Executive Committee, Member - Baylor Scott and White Medical Center at Garland, Texas (2012-2018)
• American Heart Association/Fellows Society of Greater New York, Fellow Liaison – St. Vincent's Hospital, NY (2005-2006)

PROFESSIONAL ASSOCIATIONS:

• The Society of Cardiovascular Angiography and Interventions, SCAI-Member (2007-present)
• North American Society of Cardiovascular Imaging, NASCI-Member (2006-present)
• American Society of Echocardiography, ASE-Member (2004-present)
• American Society of Nuclear Cardiology, ASNC-Affiliate Member (2004-present)
• American College of Cardiology, ACC-Member (2004-present)
• American Heart Association, AHA-Member (2004-present)
• American Medical Association, AMA-Member (2001-present)

PUBLICATIONS:

Research:

• Co-Investigator, "Vascular Supply of the Anterobasal Segment of the Left Ventricle, Retrospective review of 45 consecutive coronary angiography cases looking at the Anterobasal Segment contractility along with patency of the native Left Anterior Descending Artery and Left Internal Mammary Artery." (2005-2006)
• Co-Investigator, Worked with Dr.Thierry LeJemtel on the Brain Natriuretic Peptide (BNP) study. The purpose of the project was to determine if BNP levels could be used to determine the cardiovascular status of patients with Congestive Heart Failure (2002)

​

Presentations:

• Presentation: Pre-Op Clearance to the Anesthesia department at St.Vincent's Hospital and Medical Center. (2006)
• Electrocardiogram Interpretation for medical students and house staff at St. Vincent's Hospital and Medical Center/New York Medical College. (2004-2006)
• Over 100 presentations through out fellowship in case management conferences, cardiac catheterization conferences, M & M and cardiac surgical conferences, Journal club conferences, Cardiac Critical Care conferences, EP, Echo, EKG, CHF and Nuclear conferences

BOARD CERTIFICATIONS:

• Interventional Cardiology
• General Cardiology

HOSPITALS:

• Medical City Plano
• Texas Health Allen
• Texas Health Frisco
• Texas Health Plano

EDUCATION:

• Fellowship, Interventional Cardiology: Baylor College of Medicine, Houston, TX
• Fellowship, Cardiovascular Disease: Baylor College of Medicine, Houston, TX
• Residency, Internal Medicine:  Baylor College of Medicine, Houston, TX
• Medical School, MD Degree:  Medical College of Virginia, Virginia Commonwealth, Richmond, Virginia 
• Graduate School, Masters of Science in Physiology Degree:  Medical College of Virginia, Virginia Commonwealth, Richmond, Virginia
• Undergraduate, Bachelors of Science in Biology Degree (Departmental Honors): Mary Washington College, Fredericksburg, Virginia 

PROCEDURAL SKILLS:

• Complex Coronary & Peripheral Interventions
• Heart Catheterizations
• Percutaneous Support Devices (Impella, IABP)
• Venous Reflux Disease & Ablation Therapy
• TAVR

HONORS/AWARDS:

• D Magazine Best Doctors in Collin County: 2026
  
  

PUBLICATIONS/MEDIA:

Publications:

• Brown WR, Levine, G. “Chest Pains and Angina”. In Levine, G, Cardiology Secrets (4th , pp. 110-116). Philadelphia, PA: Elsevier Saunders. (2014).

• Salloum FN, Abbate A, Houser J, Mudrick C, Roy S, Brown WR, Qureshi I, Prabhakar S and Kukreja R. “Sildenafil (Viagra) Attenuates Ischemic Cardiomyopathy and Improves Left Ventricular Function in Mice”. Am J Physiol Heart Circ Physiol. 2008 Mar;294(3):H1398-406. Epub. Jan 25, 2008.

• Majid M, Brown WR, Divakaran V, Virani S. “Pulmonic Valve Endocarditis, A Case Report.” Submitted to Texas Heart Inst Journal.

• Divakaran VG, Brown WR, Virani S. “Images in Echocardiography: A Freely Floating Saphenous Vein Graft.” Echocardiography. Vol 26. Aug, 2009.

• Brown WR. Assisted Drs. R. Kukreja and F. Salloum in the investigation of PDE-5 inhibitors and their role in cardio protection. “Chronic Inhibition of PDE-5 with Sildenafil (Viagra) Attenuates Ischemic Cardiomyopathy and Improves Left Ventricular Function in Mice”. 2007.

• Brown WR. Worked with Dr. T. Duane (Trauma Surgery) in the Medical College of Virginia Emergency Department. This research considered the value of pelvic/cervical spine films, and outcomes in various patient populations, including the obese and the diabetic patient. “The Role and Influence of Plain Films and Patient Demographics on Outcomes in the Trauma Bay." 2006.

• Brown WR. Worked with Dr. J. Feher to complete a thesis in physiology research. “Continuous Chemiluminescent Measurement of Superoxide in Intact Rat Hearts During Ischemia-Reperfusion.” 2002-2003.

• Brown WR. As a candidate for Biology departmental honors, worked with Dr. K. Loesser to complete a thesis in biological research. In May of 2001, presented research to the Virginia Academy of Science. The work subsequently appeared in the Academy’s publication. “Vitamin E: Efficacy of Gamma-Tocopherol vs. Alpha-Tocopherol in Atherosclerosis Prevention.” 2000-2001.

Poster Presentations:

• Oliver PA, Brown WR, Regan C, Stoltzfus J, Ornato JP. “Correlation Between Heart Rate in Pre-Hospital Patients In Atrial Fibrillation With Rapid Ventricular Response And Blood Serum Magnesium Levels”. AAEM meeting, Las Vegas, NV. Feb 2010.

• Salloum F, Abbate A, Brown WR, Hoke N, Kukreja RC. “Phosphodiesterase Inhibitors Reduce Myocardial Infarction, Apoptosis and Improve Post Ischemic Ventricular Function in Female Mice”. ACC meeting, Chicago, IL. March, 2008.

Get Medical Records From Dr. Singh's Previous Office

BOARD CERTIFICATIONS:

• Cardiovascular Disease
• Nuclear Cardiology
• Echocardiography
• Cardiac CT (pending)

LANGUAGES:

• English
• Hindi
• Punjabi

HOSPITALS:

• Baylor Scott & White Heart and Vascular Hospital - Dallas
• Baylor University Medical Center
• Hunt Regional Medical Center
• Texas Health Rockwall

EDUCATION:

• MBA, Graduated with Honors: University of Texas at Dallas Naveen Jindal School of Business, Dallas, TX
• Fellowship, Heart Failure/Transplant Hospitalist: Division of Cardiology, University of Washington Medical Center, Seattle, WA
• Fellowship, Cardiovascular Medicine: SUNY, Buffalo, NY
• Residency, Internal Medicine: University of Washington Medical Center, Seattle, WA
• Internship, Internal Medicine: University of Washington Medical Center, Seattle, WA
• Medical School, MD Degree: University of Washington School of Medicine, Seattle, WA
• Undergraduate: Bachelor of Science in Biology, with Honors, University of Puget Sound, Tacoma, WA

PROFESSIONAL APPOINTMENTS:

• Member: Quality and Safe Committee - Baylor Heart and Vascular Hospital (2014-present)
• Director: Hunt Regional Hospital Cardiac Cath Lab (2012-2014)
• Partner: Cardiology Consultants of Texas, Dallas, TX (2014-present)
• Member: Quality Assurance Committee - Buffalo Medical Group (2010-2012)
• Assistant Professor: University of Rochester Medical Center (2008-2011)

HONORS/AWARDS:

• Chief Cardiology Fellow - SUNY Buffalo Cardiology Fellowship (2006-2007)
• Nominated for Best Resident Teacher Award by medical students as residents (2002)
• Elected UW Alumni Representative for class 2001 - University of Washington School of Medicine (2001)
• Klea Bartirakas Award - Western Regional Medical Student Research Forum, Carmel, CA, Best Oral Presentation out of over 400 medical students from all over North America (2000)
• Best Oral Research Presentation, National Student Research Forum, Galveston, TX - In Epidemiology and Infectious Diseases for AIDS project in North India (1999)
• Elected Medical Student Association (MSA) Class Secretary (1999)

PROCEDURES:

• EKG
• Echocardiography
• Nuclear Stress Testing
• Arterial & Venous Extremity Dopplers / ABIs
• Arrhythmia Monitoring
• Coronary Calcium Scoring & Coronary CTA
• Cardiac MRI & MRI

SERVICES:

• Chest Pain
• Atrial Fibrillation
• Hypertension
• Congestive Heart Failure
• Peripheral Arterial Disease
• Stress Testing
• Coronary Artery Disease
• Weight Loss

Frank P. Jircik, MD is a Board Certified physician who serves as an internist to patients who live in the Burleson, Texas area. The doctor, nurse practitioner, and staff offer a variety of health care services to their patients. The doctor treats many health conditions including diabetes, asthma, dementia, heart disease, arthritis, and geriatric care. By using state of the art technology and the most accurate testing methods possible, the doctor can provide his patients with a complete diagnosis and an effective, individualized treatment plan.

Dr. Jircik graduated in 1981 from the University of Texas, Medical Branch in Galveston, Texas. He completed his residency in internal medicine at the University of New Mexico Hospitals where he received the Midas Touch Award. The doctor received his Board Certification in Internal Medicine in 1984. The doctor is a member of the Texas Medical Association as well as the Tarrant County Medical Society.