Catherine Gentemann, MD - Medicare Internal Medicine in Huntington Beach, CA

Catherine Gentemann, MD is a medicare enrolled "Internal Medicine" physician in Huntington Beach, California. She graduated from medical school in 1993 and has 31 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Memorialcare Medical Foundation and her current practice location is 17762 Beach Blvd, Suite 220, Huntington Beach, California. You can reach out to her office (for appointments etc.) via phone at (714) 848-0080.

Catherine Gentemann is licensed to practice in California (license number G081721) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1215043526.

Contact Information

Catherine Gentemann, MD
17762 Beach Blvd, Suite 220,
Huntington Beach, CA 92647-6860
(714) 848-0080
Not Available

Map and Direction




Physician's Profile

Full NameCatherine Gentemann
GenderFemale
SpecialityInternal Medicine
Experience31 Years
Location17762 Beach Blvd, Huntington Beach, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Catherine Gentemann graduated from medical school in 1993
  NPI Data:
  • NPI Number: 1215043526
  • Provider Enumeration Date: 08/21/2006
  • Last Update Date: 03/09/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 6204918766
  • Enrollment ID: I20080123000679

Medical Identifiers

Medical identifiers for Catherine Gentemann such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215043526NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G081721 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Memorialcare Orange Coast Medical CenterFountain valley, CAHospital
Long Beach Memorial Medical CenterLong beach, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Memorialcare Medical Foundation8729277314382

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. Catherine Gentemann allows following entities to bill medicare on her behalf.
Entity NameMemorialcare Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205167350
PECOS PAC ID: 8729277314
Enrollment ID: O20110113000219

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. Catherine Gentemann 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
Catherine Gentemann, MD
17762 Beach Blvd, Suite 220,
Huntington Beach, CA 92647-6860

Ph: () -
Catherine Gentemann, MD
17762 Beach Blvd, Suite 220,
Huntington Beach, CA 92647-6860

Ph: (714) 848-0080

Reviews and Comments


Internal Medicine Doctors in Huntington Beach, CA

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Cyril Y Leung, MD
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Phone: 562-595-9799    Fax: 562-595-8884
Dr. Dena Zedan, M.D.
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Phone: 714-968-0068    

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.