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Dr. Justin Greco

Loma Linda, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Greco, Colon & Rectal Surgeon (Proctologist) in Loma Linda, CA?

    Dr. Justin Greco is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Loma Linda, CA with 2 additional practice locations. Dr. Greco is fluent in English, and is currently seeing new patients. Dr. Greco’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Greco’s office at (909) 651-1000.

    What languages does Dr. Greco speak?

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

    • English

    What conditions does a Colon & Rectal Surgeon (Proctologist) like Dr. Greco typically treat?

    As a Colon & Rectal Surgeon (Proctologist), Dr. Greco 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. Greco. 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 here.

    Also known as:

    • Colorectal Cancer
    • Rectal cancer
    • Colon cancer
    • Bowel cancer
    • Malignant neoplasm of rectum

    ICD-10 Codes:

    • C20: Malignant neoplasm of rectum

    Also known as:

    • Hemorrhoidal Skin Tags
    • Second Degree Hemorrhoids
    • Hemorrhoids
    • Anal skin tags
    • Perianal skin tags
    • Leftover hemorrhoid skin
    • Internal hemorrhoids that prolapse
    • Grade 2 hemorrhoids
    • Moderate hemorrhoids

    ICD-10 Codes:

    • K644: Residual hemorrhoidal skin tags
    • K641: Second degree hemorrhoids

    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:

    • Anal Fistula
    • Perianal Fistula
    • Fistula-in-ano
    • Abnormal Passage near Anus
    • Fistula in Anus
    • Rectal Fistula

    ICD-10 Codes:

    • K60329: Anal fistula, complex, unspecified
    • K6030: Anal fistula, unspecified

    Also known as:

    • Anal Fissure
    • Anal Disorder
    • Rectal Tear
    • Fissure in Anus
    • Perianal Fissure

    ICD-10 Codes:

    • K602: Anal fissure, unspecified

    Also known as:

    • Rectal Prolapse into Vagina
    • Pelvic Floor Disorder
    • Fallen rectum
    • Posterior vaginal wall prolapse
    • Rectocele

    ICD-10 Codes:

    • N816: Rectocele

    What procedures does a Colon & Rectal Surgeon (Proctologist) like Dr. Greco typically perform?

    As a Colon & Rectal Surgeon (Proctologist), Dr. Greco 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. Greco. 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 here.

    Also known as:

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

    CPT Codes:

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

    Also known as:

    • Flexible Sigmoidoscopy
    • Colorectal Cancer Screening Tests
    • Sigmoidoscopy
    • Lower colon exam
    • Flexible colon scope
    • Rectum and lower colon check

    CPT Codes:

    • 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Colonoscopy with Injections
    • Flexible Sigmoidoscopy with Biopsy
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy with Injection
    • Colon Scope with Medication
    • Therapeutic Colonoscopy
    • Sigmoid Colon Scope with Biopsy
    • Lower Endoscopy with Tissue Sample
    • Flexible Sigmoidoscopy and Biopsy
    • Rectum and Lower Colon Exam

    CPT Codes:

    • 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
    • 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple

    Also known as:

    • Anal Fistula Surgery
    • Fistulectomy
    • Fistulotomy
    • Anal Fistula Repair

    CPT Codes:

    • 46280: Surgical treatment of anal fistula (fistulectomy/fistulotomy); transsphincteric, suprasphincteric, extrasphincteric or multiple, including placement of seton, when performed

    Also known as:

    • Anoscopy (Diagnostic)
    • Anoscopy
    • Anal Canal Exam
    • Rectal Scope Exam
    • Anus Diagnostic Procedure

    CPT Codes:

    • 46600: Anoscopy; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Does Dr. Greco accept my insurance?

    Dr. Greco accepts most major insurance plans. Important: Please call our office at (909) 651-1000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Greco accept in Loma Linda, CA?

    Dr. Greco in Loma Linda, 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

    • Centene Corporation

    • Elevance Health Inc. (formerly Anthem)

    • Inland Empire

    • Inland Empire Health Plan

    • Inland Faculty Medical Group, Inc

    • Medicare

    • Other Health Care Provider

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Greco's office located?

    Dr. Justin Greco's Primary Practice

    11234 Anderson St

    Loma Linda, CA 92350

    (909) 651-1000

    Get Directions

    Dr. Justin Greco's Practice 2

    28078 Baxter Rd

    Murrieta, CA 92563

    Get Directions

    Dr. Justin Greco's Practice 3

    26780 Barton Rd

    Redlands, CA 92373

    Get Directions

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

    Dr. Greco's National Provider Identifier (NPI) number is 1376032888.

    What common questions do patients ask about Dr. Greco?

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

    What is Dr. Justin Greco's specialty?

    Dr. Greco is a Colon & Rectal Surgeon (Proctologist) near Loma Linda, CA.

    What does a Colon & Rectal Surgeon (Proctologist) do?

    A colon and rectal surgeon possesses the expertise to diagnose and treat a variety of ailments affecting the intestinal tract, including the colon, rectum, anal canal, and perianal area, through both medical and surgical interventions. Furthermore, this professional also engages with other organs and tissues, including the liver, urinary system, and female reproductive system, that are relevant to primary intestinal disorders.

    Is this Dr. Justin Greco affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Greco is affiliated with Redlands Community Hospital which is a Castle Connolly Top Hospital. 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

    When to see a Colon & Rectal Surgeon (Proctologist)?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Colon & Rectal Surgeon (Proctologist). Explore 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 Justin Greco accepting new patients in Loma Linda, CA?

    Yes, Dr. Justin Greco is accepting new patients at this time.

    Does Dr. Justin Greco offer online booking?

    Please contact Dr. Greco's office at (909) 651-1000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Justin Greco?

    Please contact Dr. Greco's office at (909) 651-1000 for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>