Search

 See All Cardiologists in Martinez, CA

Dr. Denis Mahar, MD

Cardiology* Age 60
Dr. Denis Mahar, MD
5.0 (1 Ratings)
 Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!
Map Pin Small Martinez, CA
Dr. Denis Mahar, MD is a Cardiologist in Martinez, CA.
Dr. Denis Mahar, MD
5.0 (1 Ratings)
 Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!

Dr. Denis Mahar, MD

Cardiology* Age 60
Martinez, CA
Call for new patient details
32 years of experience
Dr. Denis Mahar, MD is a Cardiologist in Martinez, CA.

About

Dr. Mahar graduated from Loyola University Chicago Stritch School of Medicine. Dr. Denis Mahar, MD is a Cardiologist in Martinez, CA and has 32 years experience. Dr. Mahar currently practices at Practice and are affiliated with Contra Costa Regional Medical Center. Dr. Mahar has experience treating conditions like Cardiomyopathy and Dilated among other conditions at varying frequencies. Dr. Mahar's office is not accepting new patients. Dr. Mahar is board certified in Cardiovascular Disease.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Compare with other Cardiologists

Compare Dr. Mahar with Cardiologists near you
Photo: Dr. Sangeetha Balakrishnan, MD
Dr. Sangeetha Balakrishnan, MD
0 reviews
Learn More Photo: Dr. Ashit Jain, MD
Dr. Ashit Jain, MD
37 reviews
Learn More Photo: Dr. Rohit Sehgal, MD
Dr. Rohit Sehgal, MD
3 reviews
Learn More Photo: Dr. Terence Lin, MD
Dr. Terence Lin, MD
11 reviews
Learn More Photo: Dr. Timothy Tsoi, MD
Dr. Timothy Tsoi, MD
4 reviews
Learn More Photo: Dr. William Nicholson, MD
Dr. William Nicholson, MD
12 reviews
Learn More
Advertisement

Experience Check

Enter a condition or procedure
Cardiomyopathy, Dilated
Electrocardiogram (EKG)
Tilt_Testing
Cardiomyopathy, Dilated
Electrocardiogram (EKG)
Tilt_Testing
Cardiomyopathy, Dilated
Electrocardiogram (EKG)
Tilt_Testing
Acute Congestive Heart Failure
Acute Coronary Syndrome
Angina
  • View other providers who treat Angina
Aortic Valve Disease
Aortic Valve Regurgitation
Arrhythmias
Atherosclerosis
Atrial Fibrillation
Atrial Flutter
Atrial Septal Defect
Atypical Atrial Flutter
Cardiomegaly
Cardiomyopathy
Chest Pain
Chronic Congestive Heart Failure
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Congenital Heart Defects
Congestive Heart Failure
Coronary Artery Disease (CAD)
Heart Attack (Acute Myocardial Infarction)
Heart Disease
Heart Murmur
Heart Palpitations
Hyperlipidemia
Hypertension
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Lipid Disorders
Mitral Valve Disease
Mitral Valve Regurgitation
Mitral Valve Stenosis
Orthostatic Hypotension
Paroxysmal Atrial Fibrillation
Patent Foramen Ovale (PFO)
Pericardial Disease
Peripheral Edema
Peripheral Vascular Disease (PAD, PVD)
Prinzmetal Angina
Pulmonary Hypertension
Septal Defect
Sick Sinus Syndrome
Sinus Bradycardia
Sinus Tachycardia
Supraventricular Tachycardia
Syncope
  • View other providers who treat Syncope
Systolic Heart Failure
Typical Atrial Flutter
Cardiac Ultrasound
Chest CT (incl. Heart and Lungs)
Vascular Duplex Ultrasonography and Plethysmography
Abdominal Aortic Aneurysm (AAA)
Acute Deep Vein Thrombosis (DVT)
Acute Venous Embolism Thrombosis
Aneurysm
  • View other providers who treat Aneurysm
Aortic Aneurysm
Aortic Dissection
Aortic Ectasia
Aortic Stenosis
Benign Heart Tumors
Cardiomyopathy, Hypertrophic
Cardiomyopathy, Restrictive
Carotid Artery Disease
Congenital Aortic Valve Disorders
Congenital Heart Disease
Constrictive Pericarditis
Cor Pulmonale
Deep Vein Thrombosis (DVT)
Ebstein's Anomaly
Endocarditis
First Degree Heart Block
Hyperkalemia
Hypertensive Chronic Kidney Disease
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart Disease
Hypertensive Heart with Failure
Hypertensive Heart without Failure
Limb Swelling Caused by Fluid Overload
Marfan Syndrome
Mitral Valve Prolapse
Muscular Dystrophy (MD)
Noninfective Endocarditis
Nonrheumatic Mitral Stenosis
Nonrheumatic Tricuspid Disease
Pericarditis
Pompe Disease
Primary Pulmonary Hypertension
Pulmonary Edema
Reflex Sympathetic Dystrophy
Rheumatic Aortic Valve Disorders
Rheumatic Mitral Stenosis
Rheumatic Tricuspid Disease
Second Degree Heart Block
Takayasu's Arteritis
Tetralogy of Fallot
Third Degree Heart Block
Tricuspid Valve Disease
Type 2 Heart Block - Mobitz
Unstable Angina
Venous Hypertension
Ventricular Septal Defect
Ventricular Tachycardia (VT)
Vitamin D Deficiency
Wolff-Parkinson-White Pattern
Arrhythmia Screening
Cardiac Imaging
Cardiac Myocardial Perfusion Imaging
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Cardioversion, Elective
Cardioverter-Defibrillator or Pacemaker Insertion, Removal or Repair
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Dobutamine Thallium Stress Test
HeartAware Online Risk Screening
Nuclear Stress Testing
Peripheral Arterial Disease Screening (PAD)
Pharmacologic Nuclear Stress Test
Pharmacologic Stress Test, Adenosine
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Tilt Table Testing
Treadmill Stress Test

Locations

  1. 1 Contra Costa Regional Medical Center
    2500 Alhambra Ave, Martinez, CA 94553
    Icon Directions Right Arrow Directions Phone Icon (925) 370-5110
  2. 2 Pittsburg Health Center
    2311 Loveridge Rd, Pittsburg, CA 94565
    Icon Directions Right Arrow Directions Phone Icon (800) 495-8885
  3. 3 Office
    50 Douglas Dr Ste 391, Martinez, CA 94553
    Icon Directions Right Arrow Directions Phone Icon (925) 370-5110

Patient Satisfaction

Likelihood to recommend Dr. Mahar
5.0
Based on 1 Reviews
5 Stars (1)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)

Leave a review

How likely are you to recommend Dr. Mahar?

(Select your rating)
Patient Reviews
Dec 21, 2023
Dr.Machar taking care my parents for the last 15 years!!! Best cardiologist, who works individually with your specific problems, always listening you and always return your calls! We never wanted to change this doctor!
Anna Shchegoleva — Dec 21, 2023
See more reviews on Healthgrades
Photo: Dr. Denis Mahar, MD
How would you rate your experience with Dr. Denis Mahar, MD?
  • Likelihood of recommending Dr. Mahar to family and friends

Dr. Mahar's Office & Staff

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

Experience with Dr. Mahar

  • 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

Tell Us About Yourself

  • Your gender:
  • Your age group:
  • Number of office visits you've had in the last 2 years:

Finish Here

  • How would you like to confirm your survey information?
    Standard text messaging and data rates may apply.
Thank you for sharing your feedback about Dr. Denis Mahar, MD.
Claim Your Profile
Are you Dr. Denis Mahar, MD?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.

Claim my profile

About Me

Specialties*
Cardiology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • Loyola University Chicago Stritch School of Medicine
    1992
Medical Education

Board Certifications

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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Mahar communicate via email?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar offer telehealth services or virtual visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar offer an online patient portal?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar have free onsite parking?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar offer weekend visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar offer evening visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mahar accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Denis Mahar, MD. To arrange an appointment, call the number on Dr. Mahar's profile.

Dr. Mahar frequently treats the following conditions: Cardiomyopathy and Dilated. See more on Sharecare.

Dr. Denis Mahar, MD is affiliated with Contra Costa Regional Medical Center.

Yes, Dr. Denis Mahar, MD holds board certification in Cardiovascular Disease.

Hospital Affiliations

  • Contra Costa Regional Medical Center

    2500 Alhambra Ave, Martinez, CA