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Dr. Choon Koo, MD

Dr. Choon Koo, MD

Upland, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Koo, Anatomic Pathologist & Clinical Pathologist in Upland, CA?

    Dr. Choon Koo, MD is an Anatomic Pathologist & Clinical Pathologist, who primarily practices in Upland, CA. He is board certified by the American Board of Pathology. Dr. Koo graduated from Chonnam National University, College Of Medicine and completed his residency at St Elizabeth Hlth Ctr, Anatomic And Clinical Pathology. Dr. Koo is fluent in English and Korean, and is currently seeing new patients. Dr. Koo’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Koo’s office at (909) 985-2811.

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

    • Residency: St Elizabeth Hlth Ctr, Anatomic And Clinical Pathology | St Elizabeth Health Center Program

    • Medical School: Chonnam Univ Med Sch- Kwangju- So Korea | Chun Nam National University / College of Medicine | Chonnam National University, College Of Medicine | Soonchunhyang University College of Medicine

    Is Dr. Koo board certified in Anatomic Pathologist & Clinical Pathologist?

    Yes, Dr. Choon Koo, MD is board certified by the American Board of Pathology

    What languages does Dr. Koo speak?

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

    • English

    • Korean

    What conditions does Dr. Koo treat?

    As a Anatomic Pathologist & Clinical Pathologist, Dr. Koo 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. Koo. 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:

    • Chronic Stomach Inflammation
    • Stomach Disorder
    • Gastritis & Gastropathy
    • Chronic gastritis
    • Long-term stomach inflammation
    • Persistent stomach lining inflammation

    ICD-10 Codes:

    • K2950: Unspecified chronic gastritis without bleeding

    Also known as:

    • Gallstones with Chronic Gallbladder Inflammation
    • Gallstones with Acute Gallbladder Inflammation
    • Bile Duct Disease
    • Gallstones
    • Chronic cholecystitis with gallstones
    • Long-term gallbladder inflammation
    • Acute cholecystitis with gallstones
    • Gallbladder attack with stones

    ICD-10 Codes:

    • K8010: Calculus of gallbladder with chronic cholecystitis without obstruction
    • K8000: Calculus of gallbladder with acute cholecystitis without obstruction

    Also known as:

    • Benign Transverse Colon Polyp
    • Benign Ascending Colon Polyp
    • Benign Sigmoid Colon Polyp
    • Benign Tumor
    • Colonic Polyps
    • Colon Polyps
    • Non-cancerous transverse colon growth
    • Transverse colon adenoma
    • Transverse colon benign tumor
    • Non-cancerous ascending colon growth
    • Ascending colon adenoma
    • Ascending colon benign tumor
    • Non-cancerous sigmoid colon growth
    • Sigmoid colon adenoma
    • Sigmoid colon benign tumor

    ICD-10 Codes:

    • D123: Benign neoplasm of transverse colon
    • D122: Benign neoplasm of ascending colon
    • D125: Benign neoplasm of sigmoid colon

    Also known as:

    • Pleural Effusion
    • Pleural Disorder
    • Fluid in lungs
    • Water on the lung
    • Fluid around lungs

    ICD-10 Codes:

    • J90: Pleural effusion, not elsewhere classified

    Also known as:

    • Uterine Fibroids
    • Leiomyoma of uterus
    • Myoma
    • Fibromyoma
    • Uterine leiomyoma

    ICD-10 Codes:

    • D251: Intramural leiomyoma of uterus

    Also known as:

    • Acute Appendicitis
    • Appendicitis
    • Inflamed Appendix
    • Sudden Appendix Inflammation
    • Appendicitis Attack

    ICD-10 Codes:

    • K3580: Unspecified acute appendicitis

    Also known as:

    • Gangrene
    • Tissue Death
    • Necrosis
    • Dead Tissue

    ICD-10 Codes:

    • I96: Gangrene, not elsewhere classified

    Also known as:

    • Lymphatic Disorder
    • Lymphatic Disease
    • Lymph Node Disorder
    • Lymph Vessel Disease
    • Non-Infectious Lymphatic Problem

    ICD-10 Codes:

    • I898: Other specified noninfective disorders of lymphatic vessels and lymph nodes

    Also known as:

    • Breast Cancer
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor

    ICD-10 Codes:

    • C50912: Malignant neoplasm of unspecified site of left female breast
    • C50911: Malignant neoplasm of unspecified site of right female breast

    Also known as:

    • Stomach and Duodenum Disorder
    • Stomach Disorder
    • Gastric Conditions
    • Duodenal Conditions
    • Digestive System Disorders

    ICD-10 Codes:

    • K3189: Other diseases of stomach and duodenum

    Also known as:

    • Other Intestinal Condition
    • Colonic Disease
    • Small Intestine Disorder
    • Bowel Conditions
    • Gut Problems
    • Digestive Issues

    ICD-10 Codes:

    • K6389: Other specified diseases of intestine

    Also known as:

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

    ICD-10 Codes:

    • K635: Polyp of colon

    Also known as:

    • Other Esophagus Condition
    • Esophagus Disorder
    • Various esophageal diseases
    • Miscellaneous esophagus problems
    • Other food pipe issues

    ICD-10 Codes:

    • K2289: Other specified disease of esophagus

    Also known as:

    • Fluid in Abdomen
    • Liver Disease
    • Ascites
    • Abdominal fluid buildup
    • Peritoneal fluid

    ICD-10 Codes:

    • R188: Other ascites

    Also known as:

    • Endometrial Cancer
    • Uterine Cancer
    • Endometrial Cancer Treatment (PDQ®)
    • Malignant Endometrial Tumor
    • Endometrial Carcinoma
    • Cancer of the Endometrium

    ICD-10 Codes:

    • C541: Malignant neoplasm of endometrium

    Also known as:

    • Enlarged Prostate
    • Enlarged Prostate (BPH)
    • Enlarged Prostate (Benign Prostatic Hyperplasia)
    • Benign Prostatic Hyperplasia
    • BPH
    • Prostate Enlargement

    ICD-10 Codes:

    • N400: Benign prostatic hyperplasia without lower urinary tract symptoms

    Does Dr. Koo accept my insurance?

    Dr. Koo accepts most major insurance plans. Important: Please call our office at (909) 985-2811 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Koo accept in Upland, CA?

    Dr. Koo in Upland, 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

    • Blue Shield of California

    • Centene

    • CVS Health (formerly Aetna)

    • Heritage Health

    • Inland Empire

    • Medicare

    • Molina

    • OptumRx

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Koo's office located?

    Dr. Choon Koo's Primary Practice

    999 San Bernardino Rd

    Upland, CA 91786

    (909) 985-2811

    Get Directions

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

    Dr. Koo's National Provider Identifier (NPI) number is 1265427595.

    What common questions do patients ask about Dr. Koo?

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

    What is Dr. Choon Koo's specialty?

    Dr. Koo is a Anatomic Pathologist & Clinical Pathologist near Upland, CA. A pathologist focuses on the causes and nature of diseases, contributing to diagnosis, prognosis, and treatment by applying knowledge from biological, chemical, and physical sciences in the laboratory. They utilize microscopic examinations of tissue specimens, cells, and body fluids, along with clinical laboratory tests on fluids and secretions, to diagnose, exclude, or monitor diseases. Contact Dr. Koo to book an appointment today.

    Is this Dr. Choon Koo affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Koo is affiliated with San Antonio Regional 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

    Where can I learn more about Anatomic Pathologist & Clinical Pathologist?

    Explore Anatomic Pathologist & Clinical Pathologist 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 Choon Koo accepting new patients in Upland, CA?

    Yes, Dr. Choon Koo is accepting new patients at this time.

    Does Dr. Choon Koo offer online booking?

    Please contact Dr. Koo's office at (909) 985-2811 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Choon Koo?

    Please contact Dr. Koo's office at (909) 985-2811 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Choon Koo have?

    Dr. Choon Koo is certified by the American Board of Pathology.

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