Expertise in
33
conditions

Dr. Kenneth W. Mahaffey

Cardiology
General Cardiology In Portola Valley
3260 Alpine Rd, 
Portola Valley, CA 
Accepting New Patients
Offers Telehealth
Referral may be required
Before you request
Expertise in
33
conditions
General Cardiology In Portola Valley
3260 Alpine Rd, 
Portola Valley, CA 

Overview

Kenneth Mahaffey is a Cardiologist practicing medicine in Portola Valley, California.

Dr. Mahaffey is highly rated in 33 conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Acute Coronary Syndrome, Peripheral Artery Disease, Percutaneous Coronary Intervention (PCI), and Heart Bypass Surgery.

He is actively involved in clinical research, co-authoring 547 peer reviewed articles. Dr. Mahaffey is currently accepting new patients.

Specialties

Cardiology

Licenses

Internal Medicine in NC

Hospital Affiliations

El Camino Health
Stanford Health Care
Good Samaritan Hospital

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Plan of San Mateo
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Santa Clara Family Health Plan
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Valley Health
  • HMO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 6 Less Insurance Carriers -

Locations

General Cardiology In Portola Valley
3260 Alpine Rd, Portola Valley, CA 94028
Other Locations
Office
965 High St, Palo Alto, CA 94301

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

547 Total Publications

Efficacy and safety of canagliflozin are consistent across polypharmacy burden in CKD: the CREDENCE trial.
Efficacy and safety of canagliflozin are consistent across polypharmacy burden in CKD: the CREDENCE trial.
Journal: Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association
Published: September 04, 2026
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Frequently Asked Questions about Dr. Kenneth W. Mahaffey

How do I make an appointment with Dr. Kenneth W. Mahaffey?

You can book an appointment with Dr. Kenneth W. Mahaffey by calling their office at 650-725-5909. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Kenneth W. Mahaffey a top-rated expert for Atrial Fibrillation?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Kenneth W. Mahaffey is classified as an Elite expert for Atrial Fibrillation, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Kenneth W. Mahaffey specialize in?

While Dr. Kenneth W. Mahaffey is a Cardiology, they have specific expertise in Atrial Fibrillation, Acute Coronary Syndrome, and Peripheral Artery Disease. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Cardiology.

Does Dr. Kenneth W. Mahaffey participate in research or clinical trials?

Yes. Dr. Kenneth W. Mahaffey has published 547 articles and abstracts on conditions like Atrial Fibrillation. You can view a list of Dr. Kenneth W. Mahaffey's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Kenneth W. Mahaffey accept my insurance?

Dr. Kenneth W. Mahaffey accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 650-725-5909 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

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