
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Dennish, Cardiologist in Templeton, CA?
Dr. Andrew Dennish, MD is a Cardiologist, who primarily practices in Templeton, CA with 1 additional practice location. He is board certified. Dr. Dennish graduated from Sidney Kimmel Medical College at Thomas Jefferson University and completed his residency at Maine Med Ctr, Internal Medicine. Dr. Dennish is fluent in English and Spanish, and is currently seeing new patients. Dr. Dennish’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Dennish’s office at (805) 782-8844.
Where did Dr. Dennish go to medical school and complete their residency?
Residency: Maine Med Ctr, Internal Medicine
Medical School: Jefferson Medical College of Thomas Jefferson University | Sidney Kimmel Medical College at Thomas Jefferson University
Is Dr. Dennish board certified as a Cardiologist?
Yes, Dr. Andrew Dennish, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Dennish speak?
Dr. Dennish and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Cardiologist like Dr. Dennish typically treat?
As a Cardiologist, Dr. Dennish diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Dennish. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I4891: Unspecified atrial fibrillation
Also known as:
- Hardening of the Arteries in the Heart without Chest Pain
- Atherosclerosis
- Coronary Artery Disease
- Silent Coronary Artery Disease
- Asymptomatic Atherosclerosis
ICD-10 Codes:
- I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Pacemaker Battery Check
- Pacemakers and Implantable Defibrillators
- Pacemaker Pulse Generator Check
- Pacemaker Battery Testing
- Cardiac Pacing Device Check
ICD-10 Codes:
- Z45010: Encounter for checking and testing of cardiac pacemaker pulse generator [battery]
What procedures does a Cardiologist like Dr. Dennish typically perform?
As a Cardiologist, procedures performed by Dr. Andrew Dennish may include:
- Absent Pulmonary Valve Repair
- Anomalous Coronary Artery Angiography
- Anticoagulation Management
- Aortic Stenosis Repair
- Aortic Valve Repair / Replacement
- Aortopulmonary Window Repair
- Arterial Doppler
- Balloon Septostomy
Please contact Dr. Dennish's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Dennish accept my insurance?
Dr. Dennish accepts most major insurance plans. Important: Please call our office at (805) 782-8844 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Dennish accept in Templeton, CA?
Dr. Dennish in Templeton, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
All Other Third Party
Blue Shield of California
CVS Health (formerly Aetna)
Heritage Health
Humana
Medicare
Not Specified
Other Provider Networks
UnitedHealth Group
View All Insurances
Where is Dr. Dennish's office located?
Dr. Andrew Dennish's Primary Practice
295 Posada Ln Ste A
Templeton, CA 93465
(805) 782-8844
What is Dr. Dennish's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Dennish's National Provider Identifier (NPI) number is 1013085810.
What common questions do patients ask about Dr. Dennish?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Dennish
What is Dr. Andrew Dennish's specialty?
Dr. Dennish is a Cardiologist near Templeton, CA.
What does a Cardiologist do?
An internist specializing in cardiovascular diseases focuses on the diagnosis and management of complex heart and blood vessel conditions, including heart attacks and life-threatening arrhythmias.
Is this Dr. Andrew Dennish affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Dennish is affiliated with Stanford Health Care - Stanford Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Cardiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Cardiologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Andrew Dennish accepting new patients in Templeton, CA?
Yes, Dr. Andrew Dennish is accepting new patients at this time.
Does Dr. Andrew Dennish offer online booking?
Please contact Dr. Dennish's office at (805) 782-8844 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Andrew Dennish?
Please contact Dr. Dennish's office at (805) 782-8844 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Andrew Dennish have?
Dr. Andrew Dennish is certified by the American Board of Internal Medicine.
Other Cardiologist Near Templeton, CA
NA
Cardiologist
Dr. Najam Awan, MD is a Cardiologist, who primarily practices in Templeton, CA with 1 additional practice location. He is board certified.
Templeton, CA

Cardiologist
Dr. Michael Wiechmann, MD is a Cardiologist, who primarily practices in Templeton, CA with 1 additional practice location. He has been practicing for over 34 years and is board certified.
Templeton, CA
CO
Pediatric Cardiologist
Dr. Carl Owada, MD is a Pediatric Cardiologist, who primarily practices in Santa Maria, CA with 1 additional practice location. He has been practicing for over 29 years and is board certified.
Santa Maria, CA