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Edit this profileWhere to find Andrew S. Dennish, MD, FACC
- Templeton location main office
295 Posada Ln, Suite A, Templeton, CA 93465 - Templeton location
1100 Las Tablas Rd, Templeton, CA 93465 - San Luis Obispo location
1941 Johnson Ave Ste 102, San Luis Obispo, CA 93401 - San Luis Obispo location
1941 Johnson Ave Ste 101, San Luis Obispo, CA 93401 - Arroyo Grande location
850 Fair Oaks Ave Ste 100, Arroyo Grande, CA 93420
About Dr. Dennish
Based in Templeton, CA, Andrew S. Dennish, MD, FACC is listed in the NPI registry under cardiovascular disease. Andrew graduated from Jefferson Medical College of Thomas Jefferson University in 2001. According to Medicare claims data, Andrew cared for 4,878 Medicare patients across 7,468 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, anticoagulant management of patient taking warfarin, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. NPI 1013085810 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (805) 782-8844
- Email not available
Practice Locations
295 POSADA LN SUITE A
Templeton, CA 93465
1100 Las Tablas Rd
Templeton, CA 93465
1941 Johnson Ave Ste 102
San Luis Obispo, CA 93401
1941 Johnson Ave Ste 101
San Luis Obispo, CA 93401
850 Fair Oaks Ave Ste 100
Arroyo Grande, CA 93420
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- AFib
- Congestive heart failure
- Heart attack
- Heart disease
- High blood pressure
- High cholesterol
Coronary and ischemic heart disease
- Coronary artery disease
- Stable angina
Heart failure and cardiomyopathy
- Hypertrophic cardiomyopathy
- Myocarditis
- Pericardial effusion
Heart rhythm
- Slow heart rate (bradycardia)
- Supraventricular tachycardia
Symptoms and functional disorders
- Fainting and syncope
- Heart palpitations
- Postural orthostatic tachycardia syndrome
Valve and structural heart
- Aortic stenosis
- Mitral regurgitation
- Mitral valve prolapse
- Patent foramen ovale
Vascular and risk factors
- Aortic aneurysm
- Carotid artery disease
- Familial hypercholesterolemia
- Resistant hypertension
Artery & vascular
- Peripheral Artery Disease (PAD)
Heart inflammation
- Pericarditis (Heart Sac Inflammation)
Heart muscle
Heart valves
- Heart Murmur
Vascular disease
- High Blood Pressure in the Lungs (Pulmonary Hypertension)
Procedures & services
Most searched procedures
- Echocardiogram
- EKG
- Heart monitor
- Heart stent
- Pacemaker surgery
- Stress test
Office and noninvasive testing
- Ambulatory blood-pressure monitoring
Advanced imaging
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Consultations
- Preventive Cardiology Consultation
Diagnostic testing
- Cardiopulmonary Exercise Testing (CPET)
- Tilt Table Test
Diagnostics
- Electrophysiology Study (EP Study)
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
- Heart CT Scan (Cardiac CT)
Heart procedures
- Heart Fluid Drainage (Pericardiocentesis)
Heart rhythm procedures
Imaging
- Heart Calcium Scan
- Transesophageal Echocardiogram for Kids
Implants
- Defibrillator Implant (ICD)
Recovery & rehabilitation
- Cardiac Rehabilitation Program
Vascular imaging
- Carotid Ultrasound
- Leg Circulation Test (ABI and Arterial Doppler)
Procedures Most Often Billed to Medicare
7,468 services · 4,878 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
99 | More often than most peers in Cardiovascular Disease |
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
745 | More than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
705 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
483 | More than most peers in Cardiovascular Disease |
| Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | Treatment | 93297 |
418 | More than most peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
315 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
247 | More often than most peers in Cardiovascular Disease |
| Heart rhythm recording of continous external ekg over 8-15 days | Treatment | 93246 |
217 | More than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
208 | More than most peers in Cardiovascular Disease |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
207 | More than most peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiologists at this location 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2001 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Dennish's specialty?
Dr. Dennish is a cardiologist in Templeton, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where can I find Dr. Dennish?
Dr. Dennish is listed at 295 Posada Ln Suite A, Templeton, CA 93465. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Dennish?
The number on file is (805) 782-8844. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Dennish's NPI number?
Dr. Dennish's National Provider Identifier is 1013085810. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Dennish's medical education?
Dr. Dennish attended Jefferson Medical College of Thomas Jefferson University, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Dennish been practicing?
Dr. Dennish has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Dennish known for?
According to Medicare billing data, Dr. Dennish performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as anticoagulant management of patient taking warfarin and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Dennish confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Dennish. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.