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Dr. Louis Hernandez, MD

Anaheim, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hernandez, Gastroenterologist in Anaheim, CA?

    Dr. Louis Hernandez, MD is a Gastroenterologist, who primarily practices in Anaheim, CA with 2 additional practice locations. He is board certified. Dr. Hernandez completed his residency at Univ Ca Irvine Med Ctr, Internal Medicine. Dr. Hernandez is fluent in English, and is currently seeing new patients. Dr. Hernandez’s practice accepts Cigna, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hernandez’s office at (888) 988-2800.

    Where did Dr. Hernandez go to medical school and complete their residency?

    • Residency: Univ Ca Irvine Med Ctr, Internal Medicine

    Is Dr. Hernandez board certified as a Gastroenterologist?

    Yes, Dr. Louis Hernandez, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Hernandez speak?

    Dr. Hernandez and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Hernandez treat?

    As a Gastroenterologist, Dr. Hernandez 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. Hernandez. 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.

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Abdominal Pain
    • Upper Middle Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain
    • R1013: Epigastric pain

    Also known as:

    • Rectal Bleeding
    • Gastrointestinal Bleeding
    • Gastrointestinal (GI) Bleeding
    • Anal Bleeding
    • Blood in Stool
    • Lower GI Bleed

    ICD-10 Codes:

    • K625: Hemorrhage of anus and rectum

    Also known as:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Difficulty Swallowing
    • Swallowing Disorder
    • Dysphagia
    • Trouble swallowing
    • Painful swallowing

    ICD-10 Codes:

    • R1310: Dysphagia, unspecified

    Also known as:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal polyps
    • Bowel polyps
    • Intestinal polyps

    ICD-10 Codes:

    • K635: Polyp of colon

    What procedures does Dr. Hernandez perform?

    As a Gastroenterologist, Dr. Hernandez performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Hernandez. 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.

    Also known as:

    • Colonoscopy with Biopsy
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Polyp Removal
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision

    CPT Codes:

    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

    Also known as:

    • Diagnostic Upper Endoscopy with Biopsy
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample

    CPT Codes:

    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Upper Endoscopy with Biopsy
    • Biopsy
    • Endoscopy
    • EGD with Biopsy
    • Gastroscopy with Biopsy
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple

    Also known as:

    • Continuous Pulse Oximetry
    • Pulse Oximetry
    • Oxygen Saturation Monitoring
    • Oximetry Test
    • Blood Oxygen Level Check

    CPT Codes:

    • 94761: Noninvasive ear or pulse oximetry for oxygen saturation; multiple determinations (eg, during exercise)

    Does Dr. Hernandez accept my insurance?

    Dr. Hernandez accepts most major insurance plans. Important: Please call our office at (888) 988-2800 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hernandez accept in Anaheim, CA?

    Dr. Hernandez in Anaheim, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CalOptima

    • Cigna

    • City of Los Angeles

    • Crown Cork and Seal Company

    • Medicare

    • Monarch HealthCare

    • OptumRx

    • Scripps Health

    • State of Tennessee

    View All Insurances

    Where is Dr. Hernandez's office located?

    Dr. Louis Hernandez's Primary Practice

    3460 E La Palma Ave

    Anaheim, CA 92806

    (888) 988-2800

    Get Directions

    Dr. Louis Hernandez's Practice 2

    6650 Alton Pkwy

    Irvine, CA 92618

    Get Directions

    Dr. Louis Hernandez's Practice 3

    441 N Lakeview Ave

    Anaheim, CA 92807

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    What is Dr. Hernandez's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Hernandez's National Provider Identifier (NPI) number is 1780755603.

    What common questions do patients ask about Dr. Hernandez?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hernandez

    What is Dr. Louis Hernandez's specialty?

    Dr. Hernandez is a Gastroenterologist near Anaheim, CA. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Hernandez to book an appointment today.

    Is this Dr. Louis Hernandez affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hernandez is affiliated with Kaiser Permanente Orange County - Anaheim Medical Center, Kaiser Permanente Fontana Medical Center, Kaiser Permanente Riverside Medical Center, Kaiser Permanente San Diego Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Gastroenterologist?

    Explore Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Louis Hernandez accepting new patients in Anaheim, CA?

    Yes, Dr. Louis Hernandez is accepting new patients at this time.

    Does Dr. Louis Hernandez offer online booking?

    Please contact Dr. Hernandez's office at (888) 988-2800 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Louis Hernandez?

    Please contact Dr. Hernandez's office at (888) 988-2800 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Louis Hernandez have?

    Dr. Louis Hernandez is certified by the American Board of Internal Medicine.

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