30 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marks, Internist in Ventura, CA?
Where did Dr. Marks go to medical school and complete their residency?
Residency: Kern Med Ctr, Internal Medicine | University Of California Los Angeles
Is Dr. Marks board certified as an Internist?
Yes, Dr. Eric Marks, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Marks speak?
Dr. Marks and their clinical team can communicate with patients in the following languages:
- English
- Spanish
What conditions does an Internist like Dr. Marks typically treat?
As an Internist, Dr. Marks 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. Marks. 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:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Obesity
- Severe Obesity
- Take Charge of Your Health: A Guide for Teenagers
- Helping Your Child Who Is Overweight
- Understanding Adult Overweight & Obesity
- Excess Weight
- Being Overweight
- High BMI
- Morbid Obesity
- Extreme Obesity
- Class 3 Obesity
ICD-10 Codes:
- E669: Obesity, unspecified
- E6601: Morbid (severe) obesity due to excess calories
Also known as:
- Type 2 Diabetes
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
Also known as:
- Tobacco Use
- Smokeless Tobacco
- Smoking
- Smoking habit
- Nicotine use
- Tobacco dependency
ICD-10 Codes:
- Z720: Tobacco use
Also known as:
- Anxiety Disorder
- Anxiety
- General Anxiety
- Anxiety Problems
- Nervous Disorder
ICD-10 Codes:
- F419: Anxiety disorder, unspecified
What procedures does an Internist like Dr. Marks typically perform?
As an Internist, procedures performed by Dr. Eric Marks may include:
- Ambulatory Care Consultation
- Annual Check Up
- Annual Physical
- Aromatherapy
- Bladder and Bowel Management
- Blood Pressure Testing
- Bowel and Bladder Management
- Certified Medical Examination for Commercial Driver / Vessel Master
Please contact Dr. Marks' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Marks accept my insurance?
Dr. Marks accepts most major insurance plans. Important: Please call our office at (409) 835-0905 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marks accept in Ventura, CA?
Dr. Marks in Ventura, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
Blue Shield of California
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Health Care Service Corporation
Humana
Medicare
Other Provider Networks
State of California
Ventura County Health Plan
View All Insurances
Where is Dr. Marks' office located?
What hospitals are Dr. Marks affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Marks has admitting privileges at the following hospitals:
What is Dr. Marks's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marks's National Provider Identifier (NPI) number is 1720089790.
What common questions do patients ask about Dr. Marks?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marks
What is Dr. Eric Marks's specialty?
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.