Meet Our Team

At our firm, we have the client—and only the client—in mind.

At our firm, we have the client—and only the client—in mind.

Over the years, we have found that a team approach can be an effective method of helping clients with a wide variety of needs, as they navigate the complex world of insurance. We invite you to discover and experience the benefits of a diverse team with differing educational interests, experiences, and strategies.

One-size-fits-all just doesn't apply to insurance, which is why every client gets our undivided attention. We take a proactive approach when helping you develop a strategy to address all of your insurance needs. We recognize that everyone encounters challenges along the way and strive to anticipate those situations as they occur. Our only goal is to keep you and your loved ones protected with the policies you need. We invite you to check out all the material on our website. If something prompts a question, please send us a quick email or call our office. We look forward to speaking with you.

Ron Sandau, Sean O'Brien. Peter McGrath, Michael Baus
Kim Dilena, Brad O'Brien, Oneyda Urbina, Linda Eisel, Kay Isola

Brad O'Brien


Brad has been working in the medical malpractice field since 1988, and leads the Agency in Operations and Marketing. Brad continues to enjoy representing The Doctors’ Company to our physicians and facility owners for medical malpractice insurance and important business insurance lines.

The Doctors’ Company and other specialty healthcare insurance companies continue to inspire with their flexibility and connection to the physicians in a constantly evolving and changing field. Listening to our prospective and current insureds and presenting clear practice profiles and direction to The Doctor’s Company defines our agency mission. We look forward to working for many physicians, in California and beyond as the practice of medicine evolves.

His long range Marketing Plan is to protect physicians for medical malpractice and all of their business, personal and miscellaneous healthcare liability areas, including disability buy/sell, business overhead and life insurance needs. Brad is a Licensed Property/Casualty and Life Health Agent.

Kay Isola

Managing Partner

Having joined the Agency in 2002, Kay came to us with over 10 years of experience in the professional liability industry. As a former Health Division Managing Director for another agency, she developed important relationships with retail brokers that continue to provide fruitful coverage options for our insured policyholders. In addition to managing medical malpractice policies, she oversees much of the agency’s business relating to physicians billing errors and omissions, employment practices liability, and directors & officers policies. Licensed Property/Casualty Agent.

Lisa O'Brien


Having come to us in 1990, Lisa’s expertise centers around the Agency’s Physician’s Life Insurance, Disability Insurance, and Long Term Care business. Licensed Life Health Agent.

Peter McGrath

Senior Broker

Peter’s expertise is in property casualty lines including worker’s compensation, general liability & property coverages. With the Agency since 2002, Peter has over 16 years of insurance experience. Licensed Property/Casualty Agent.

Ron Sandau

Senior Broker

With over 14 years at The Doctors Insurance Agency, Ron has a firm knowledge of medical malpractice coverage and focuses primarily on servicing and establishing new TDC business. Licensed Property/Casualty Agent and Life Health Agent.

Kim Dilena

Senior Broker

Previously 10 year with The Doctors Company as an underwriting manager, Kim joined the Agency in 2003, providing a solid foundation of knowledge and expertise pertaining to TDC underwriting practices and policy coverage issues. Licensed Property/Casualty Agent.

Sean O'Brien

Operations Manager

Sean joined The Doctors Insurance Agency in 1994, and provides important customer service with an emphasis on premium accounting and account reconciliation.

Michael Baus

Senior Account Executive

Having come to the Agency in early 2001, Mike services TDC and ancillary business with an emphasis in applications, premium issues and the Agency’s written materials. Licensed Property/Casualty Agent.

Oneyda Urbina

Marketing Coordinator

Oneyda joined the agency in 2004. She is responsible for leading and coordinating the development of our website. She markets products by developing and implementing marketing and advertising campaigns. Oneyda prepares performance analysis reports of post campaign and making recommendations to concurrent programs for corrective modifications. She researches competitive products by identifying and evaluating product characteristics, market share, pricing, and advertising; maintaining research databases. She use sales strategies to convert an individual or organization interested in our product to loyal customers. She supervises social media outreach. Currently the majority of the Medical Director Insurance and Allied Healthcare Providers Coverage are handled through her office.

Linda Eisel

Specialty and Custom Risk Expert

Linda has worked for The Doctors Insurance Agency since 2001.Currently the majority of the Medical Spa Coverage, Product Liability Insurance, Clinical Trial Coverage, Expert Witness and File Review Coverage, Medical Student Insurance and Fellowship and assorted miscellaneous risks are handled through her office.

Client Centered

Client Centered

Whether you are looking for help protecting your family, your home, or your assets, our personalized service focuses on your needs, wants, and long-term goals.

Our team has years of experience in the insurance industry. We can help you address your needs of today and for many years to come. We look forward to working with you.