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Accepting patients
Who is Dr. Harmon, Gastroenterologist in Torrance, CA?
Dr. Gregory Harmon, MD is a Gastroenterologist, who primarily practices in Torrance, CA with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Harmon completed his residency at Univ Ca San Diego Med Ctr, Gastroenterology Northwestern Univ Med Sch, Internal Medicine. Dr. Harmon is fluent in English and Spanish, and is currently seeing new patients. Dr. Harmon’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Harmon’s office at (310) 214-7236.
What are Areas of Expertise for Dr. Harmon?
Dr. Gregory Harmon, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Harmon empowers patients to confidently navigate their health journey, specializing in Celiac Disease, or comprehensive wellness support. Serving the Torrance/CA community, Dr. Harmon is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Harmon go to medical school and complete their residency?
Residency: Univ Ca San Diego Med Ctr, Gastroenterology Northwestern Univ Med Sch, Internal Medicine | Northwestern Univ/McGaw
Medical School: University of Chicago, Pritzker Sch of Med, Chicago Il | U Of Chgo Div Of Bio Sci Pritzker Sch Of Medicine
Is Dr. Harmon board certified in Gastroenterologist?
Yes, Dr. Gregory Harmon, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Harmon speak?
Dr. Harmon and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Harmon treat?
As a Gastroenterologist, Dr. Harmon 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. Harmon. 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:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Dark, Tarry Stools (Melena)
- Rectal Bleeding
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
ICD-10 Codes:
- K921: Melena
- K625: Hemorrhage of anus and rectum
Also known as:
- Chronic Stomach Inflammation
- Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Chronic gastritis
- Long-term stomach inflammation
- Persistent stomach lining inflammation
- Gastritis
- Inflamed stomach lining
- Stomach lining inflammation
ICD-10 Codes:
- K2950: Unspecified chronic gastritis without bleeding
- K2970: Gastritis, unspecified, without bleeding
Also known as:
- Iron Deficiency Anemia from Chronic Blood Loss
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia due to iron deficiency and blood loss
- Chronic blood loss anemia
- Low iron anemia from bleeding
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D500: Iron deficiency anemia secondary to blood loss (chronic)
- D509: Iron deficiency anemia, unspecified
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Stomach or Duodenum Polyp
- Stomach Disorder
- Gastric Polyp
- Duodenal Polyp
- Stomach Growth
ICD-10 Codes:
- K317: Polyp of stomach and duodenum
Also known as:
- Other Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Swallowing problems
ICD-10 Codes:
- R1319: Other dysphagia
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Abnormal Bowel Movements
- Bowel Movement
- Unusual stool
- Changes in poop
- Fecal changes
ICD-10 Codes:
- R195: Other fecal abnormalities
Also known as:
- Benign Transverse Colon Polyp
- Benign Tumor
- Colonic Polyps
- Colon Polyps
- Non-cancerous transverse colon growth
- Transverse colon adenoma
- Transverse colon benign tumor
ICD-10 Codes:
- D123: Benign neoplasm of transverse colon
Also known as:
- Heartburn
- Acid Reflux
- Indigestion
- GERD Symptoms
ICD-10 Codes:
- R12: Heartburn
Also known as:
- Ulcerative Pancolitis
- Ulcerative Colitis
- Chronic Pancolitis
- Extensive Ulcerative Colitis
- Inflammatory Bowel Disease (IBD)
ICD-10 Codes:
- K5100: Ulcerative (chronic) pancolitis without complications
Which procedures does Dr. Harmon perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Gregory Harmon may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Harmon's office.
Does Dr. Harmon accept my insurance?
Dr. Harmon accepts most major insurance plans. Important: Please call our office at (310) 214-7236 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Harmon accept in Torrance, CA?
Dr. Harmon in Torrance, 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
City of Los Angeles
CVS Health (formerly Aetna)
Humana
Medicare
Other Health Care Provider
UnitedHealthcare
Western Growers Association
View All Insurances
Where is Dr. Harmon's office located?
Dr. Gregory Harmon's Primary Practice
4101 Torrance Blvd
Torrance, CA 90503
(310) 214-7236
What is Dr. Harmon's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Harmon's National Provider Identifier (NPI) number is 1346347028.
What common questions do patients ask about Dr. Harmon?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Harmon
What is Dr. Gregory Harmon's specialty?
Dr. Harmon is a Gastroenterologist near Torrance, 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. Harmon to book an appointment today.
Is this Dr. Gregory Harmon affiliated with a ranked Castle Connolly Top Hospital?
No, Harmon is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: UC San Diego Medical Center. Castle Connolly Top Hospitals 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 Gregory Harmon accepting new patients in Torrance, CA?
Yes, Dr. Gregory Harmon is accepting new patients at this time.
Does Dr. Gregory Harmon offer online booking?
Please contact Dr. Harmon's office at (310) 214-7236 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregory Harmon?
Please contact Dr. Harmon's office at (310) 214-7236 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Gregory Harmon have?
Dr. Gregory Harmon is certified by the American Board of Internal Medicine.
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