Gastroenterology Doctors in Chula Vista, CA Accepting Medicare

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7 Gastroenterology doctors found. Showing 1 - 7
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Dr. John J Duque, M.D.
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 480 4th Ave, Suite 316, Chula Vista, CA 91910
Phone: 619-691-0240    Fax: 619-691-8804
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Dr. Ivan Cubas, MD
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 629 Third Ave Ste A, Chula Vista, CA 91910
Phone: 619-489-5611    Fax: 619-566-4057
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Dr. Steven Brozinsky, M.D.
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 752 Medical Center Ct, 301, Chula Vista, CA 91911
Phone: 619-421-1155    Fax: 619-421-0186
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Dr. Edward L Singer, M.D.
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 752 Medical Center Ct, 301, Chula Vista, CA 91911
Phone: 619-421-1155    Fax: 619-421-0186
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Gregory J Wiener, M.D
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 353 Church Ave # A, Chula Vista, CA 91910
Phone: 619-585-8883    Fax: 619-585-8892
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Dr. Mark Yarwood Johnson, M.D.
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 480 4th Ave, Suite 506, Chula Vista, CA 91910
Phone: 619-585-0313    Fax: 619-585-0037
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Errol Richard Korn, M.D.
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 769 Medical Center Ct # 303, Chula Vista, CA 91911
Phone: 619-425-5544    Fax: 619-421-3838

Gastroenterology: An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.


Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.