Dr Andrew C Ko, MD - Medicare Gastroenterology in Huntington Beach, CA

Dr Andrew C Ko, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Huntington Beach, California. He went to R Franklin University Of Med & Sci/chicago Medical School and graduated in 1986 and has 38 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 17822 Beach Blvd Ste 301, Huntington Beach, California. You can reach out to his office (for appointments etc.) via phone at (714) 545-7311.

Dr Andrew C Ko is licensed to practice in California (license number G61260) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1437170990.

Contact Information

Dr Andrew C Ko, MD
17822 Beach Blvd Ste 301,
Huntington Beach, CA 92647-7197
(714) 545-7311
Not Available

Map and Direction




Physician's Profile

Full NameDr Andrew C Ko
GenderMale
SpecialityGastroenterology
Experience38 Years
Location17822 Beach Blvd Ste 301, Huntington Beach, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Andrew C Ko attended and graduated from R Franklin University Of Med & Sci/chicago Medical School in 1986
  NPI Data:
  • NPI Number: 1437170990
  • Provider Enumeration Date: 07/21/2006
  • Last Update Date: 02/02/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 7719946771
  • Enrollment ID: I20041005001263

Medical Identifiers

Medical identifiers for Dr Andrew C Ko such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437170990NPI-NPPES
00G612601MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G61260 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Washington Medical CtrSeattle, WAHospital

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Andrew C Ko allows following entities to bill medicare on his behalf.
Entity NameSan Jose Gastroenterology, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1578586731
PECOS PAC ID: 5597745851
Enrollment ID: O20040726000796

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Andrew C Ko is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Andrew C Ko, MD
17822 Beach Blvd Ste 301,
Huntington Beach, CA 92647-7197

Ph: (714) 545-7311
Dr Andrew C Ko, MD
17822 Beach Blvd Ste 301,
Huntington Beach, CA 92647-7197

Ph: (714) 545-7311

Reviews and Comments


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Dr. Dena Zedan, M.D.
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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.