Expertise in
1
conditions

Dr. Charles J. Renner

Family Medicine
Kidney Transplant At Walnut Creek
1450 Treat Blvd, 
Walnut Creek, CA 
Accepting New Patients
Offers Telehealth
Before you request
Expertise in
1
conditions
Kidney Transplant At Walnut Creek
1450 Treat Blvd, 
Walnut Creek, CA 

Overview

Charles Renner is a primary care provider, practicing in Family Medicine in Walnut Creek, California.

Dr. Renner is highly rated in 1 condition, according to our data. His clinical expertise encompasses High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

He is actively involved in clinical research, co-authoring 2 peer reviewed articles. Dr. Renner is currently accepting new patients.

Specialties

Family Medicine

Licenses

Family Medicine in CA

Hospital Affiliations

John Muir Medical Center - Walnut Creek Campus
John Muir Medical Center - Concord Campus

Languages Spoken

English

Gender

Male

Insurance

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

Find your insurance
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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • 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
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Commonwealth Care Alliance
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
EMI Health
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health Net

Accepted plan types not found. Please verify directly with the provider.

Highmark
  • EPO
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
SelectHealth
  • HMO
  • POS
Sutter Health
  • HMO
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 16 Less Insurance Carriers -

Locations

Kidney Transplant at Walnut Creek
1450 Treat Blvd, Walnut Creek, CA 94597

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.

2 Total Publications

Thermal septotomy-assisted thoracic endovascular aortic repair for management of mesenteric malperfusion in acute type A aortic dissection.
Thermal septotomy-assisted thoracic endovascular aortic repair for management of mesenteric malperfusion in acute type A aortic dissection.
Journal: Journal of vascular surgery cases and innovative techniques
Published: January 24, 2026
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Frequently Asked Questions about Dr. Charles J. Renner

How do I make an appointment with Dr. Charles J. Renner?

You can book an appointment with Dr. Charles J. Renner by calling their office at 925-687-2200. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Charles J. Renner a top-rated expert for High Cholesterol?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Charles J. Renner is classified as an Advanced expert for High Cholesterol, 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. Charles J. Renner specialize in?

While Dr. Charles J. Renner is a Family Medicine, they have specific expertise in High Cholesterol, Glucocorticoid-Remediable Aldosteronism, and Hypertension. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.

Does Dr. Charles J. Renner participate in research or clinical trials?

Yes. Dr. Charles J. Renner has published 2 articles and abstracts on conditions like High Cholesterol. You can view a list of Dr. Charles J. Renner's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Charles J. Renner accept my insurance?

Dr. Charles J. Renner accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 925-687-2200 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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