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Dr. Margaret Ontiveros, MD

Cardiology*
2.0 (18)
Map Pin Small San Antonio, TX
Call for new patient details
20 years of experience

Offers telehealth

Overview of Dr. Margaret Ontiveros, MD

Dr. Margaret Ontiveros, MD is a Cardiology Specialist in San Antonio, TX. They specialize in Cardiology, has 20 years of experience, and is board certified in Cardiovascular Disease. They graduated from University of California, Irvine School of Medicine and is affiliated with Methodist Hospital. Patients rated Dr. Ontiveros an average 2.0 star rating.

Dr. Ontiveros works at Methodist Physicians RiverCity CardioVascular - Downtown in San Antonio, TX. They frequently treat conditions like Hypertension, Coronary Artery Disease (CAD) and Atherosclerosis along with other conditions at varying frequencies. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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These providers are on the medical staff of Methodist Hospital
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These providers are on the medical staff of Methodist Hospital.

Dr. Ontiveros' Office Locations

  1. 1
    Rivercity Cardiovascular of San Antonio Pllc
    311 Camden St Ste 102, San Antonio, TX 78215 Icon Directions Right Arrow Directions Phone Icon (210) 281-9800
  2. 2
    Methodist Physicains RiverCity CardioVascular - City Base
    7003 S New Braunfels Ave Ste 104, San Antonio, TX 78223 Icon Directions Right Arrow Directions Phone Icon (210) 281-9800
  3. 3
    Methodist Physicians RiverCity CardioVascular - Downtown North First Floor
    1200 Brooklyn Ave Ste 120, San Antonio, TX 78212 Icon Directions Right Arrow Directions Phone Icon (210) 271-7266

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Methodist Hospital

Experience & Treatment Frequency

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What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Hypertension
Coronary Artery Disease (CAD)
Atherosclerosis

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Hypertension
Coronary Artery Disease (CAD)
Atherosclerosis
Chest Pain
Heart Murmur
Hyperlipidemia
Peripheral Vascular Disease (PAD, PVD)
Supraventricular Tachycardia
Tricuspid Valve Disease
Acute Coronary Syndrome
Acute Deep Vein Thrombosis (DVT)
Acute Venous Embolism Thrombosis
Aortic Aneurysm
Aortic Ectasia
Aortic Valve Disease
Aortic Valve Regurgitation
Arrhythmias
Atherosclerosis of Aorta
Atrial Fibrillation
Atrial Flutter
Atrial Septal Defect
Cardiomegaly
Cardiomyopathy
Cardiomyopathy, Dilated
Carotid Artery Disease
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Congenital Heart Defects
Congestive Heart Failure
Deep Vein Thrombosis (DVT)
Heart Attack (Acute Myocardial Infarction)
Heart Disease
Heart Palpitations
Hypertensive Heart Disease
Hypertensive Heart with Failure
Hypertensive Heart without Failure
Hypotension
Hypotension (Excluding Maternal)
Lipid Disorders
Mitral and Aortic Valve Disorder
Mitral Valve Disease
Mitral Valve Prolapse
Mitral Valve Regurgitation
Nonrheumatic Tricuspid Disease
Paroxysmal Atrial Fibrillation
Pericardial Disease
Peripheral Edema
Primary Pulmonary Hypertension
Pulmonary Hypertension
Pulmonary Valve Disease
Rheumatic Aortic Valve Disorders
Rheumatic Tricuspid Disease
Septal Defect
Sick Sinus Syndrome
Sinus Bradycardia
Sinus Tachycardia
Syncope
  • View other providers who treat Syncope
Third Degree Heart Block
Cardiac Myocardial Perfusion Imaging
Cardiac Ultrasound
Electrocardiogram (EKG)
Tilt_Testing
Vascular Duplex Ultrasonography and Plethysmography
Abdominal Aortic Aneurysm (AAA)
Acute Congestive Heart Failure
Aneurysm
  • View other providers who treat Aneurysm
Aneurysm of Heart
Angina
  • View other providers who treat Angina
Aortic Dissection
Aortic Stenosis
Arteriovenous Fistula
Atypical Atrial Flutter
Cardiomyopathy, Hypertrophic
Chronic Congestive Heart Failure
Chronic Deep Vein Thrombosis (DVT)
Chronic Venous Embolism Thrombosis
Coarctation of the Aorta
Congenital Aortic Valve Disorders
Congenital Heart Disease
Coronary Artery Aneurysm
Coronary Vessel Malformation
Endocarditis
First Degree Heart Block
Heart Block
Hyperkalemia
Hypertensive Chronic Kidney Disease
Hypertensive Heart and Chronic Kidney Disease
Idiopathic Hypotension
Limb Swelling Caused by Fluid Overload
Mitral Valve Stenosis
Noninfective Endocarditis
Nonrheumatic Mitral Stenosis
Orthostatic Hypotension
Patent Ductus Arteriosus
Patent Foramen Ovale (PFO)
Pericarditis
Peripheral Arterial Disease of Extremities
Prinzmetal Angina
Rheumatic Mitral Stenosis
Second Degree Heart Block
Secondary Renovascular Hypertension
Systolic Heart Failure
Type 2 Heart Block - Mobitz
Unstable Angina
Venous Compression
Ventricular Fibrillation
Ventricular Septal Defect
Ventricular Tachycardia (VT)
Vitamin D Deficiency
Wolff-Parkinson-White Pattern
Arrhythmia Screening
Cardiac Catheterization (incl. Coronary Angiography)
Cardiac Imaging
Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Chest CT (incl. Heart and Lungs)
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Dobutamine Thallium Stress Test
HeartAware Online Risk Screening
Nuclear Stress Testing
Pacemaker Insertion or Replacement
Peripheral Arterial Disease Screening (PAD)
Pharmacologic Nuclear Stress Test
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Tilt Table Testing
Treadmill Stress Test
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    • Blue Cross and Blue Shield of Texas
    • Blue Cross Blue Shield
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    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

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    2.0
    Average provider rating
    Based on 18 ratings
    Patient Ratings (18)
    5 Star
    (4)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (2)
    1 Star
    (12)
    Leave a review

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    Dr. Ontiveros' Office & Staff

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    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Ontiveros

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Margaret Ontiveros, MD

    Specialties*
    • Cardiology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 20 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English, Spanish
    Languages Spoken
    NPI Number
    • 1346310968
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • University of California, Irvine School of Medicine
    Medical Education
    Board Certifications
    • Cardiovascular Disease
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. Ontiveros has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Ontiveros works at Methodist Physicians RiverCity CardioVascular - Downtown in San Antonio, TX. View the full address on Dr. Ontiveros’s profile.

    Dr. Ontiveros has seen patients for Hypertension, Coronary Artery Disease (CAD) and Atherosclerosis, and more. You can see other conditions treated by Dr. Ontiveros on their profile. Please call the provider’s office to confirm all visit reasons.

    18 patients have reviewed Dr. Ontiveros. The overall rating for this provider is 2.0. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Ontiveros.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Ontiveros, there are benefits to both methods. A person calling to schedule an with Dr. Ontiveros appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Ontiveros, or would you like to choose another provider and have an online appointment right now?
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    Call now to make an appointment
    (210) 281-9800

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