Christopher Aou, DO - Medicare Family Practice in Fullerton, CA

Christopher Aou, DO is a medicare enrolled "Family Medicine" physician in Fullerton, California. He went to College Of Osteo Med Of The Pacific At Pomona and graduated in 1997 and has 27 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Providence Medical Foundation and his current practice location is 1835 Sunny Crest Dr, Fullerton, California. You can reach out to his office (for appointments etc.) via phone at (714) 446-5101.

Christopher Aou is licensed to practice in California (license number 20A7260) 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 1164422671.

Contact Information

Christopher Aou, DO
1835 Sunny Crest Dr,
Fullerton, CA 92835-3616
(714) 446-5101
Not Available

Map and Direction




Physician's Profile

Full NameChristopher Aou
GenderMale
SpecialityFamily Practice
Experience27 Years
Location1835 Sunny Crest Dr, Fullerton, 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:
  • Christopher Aou attended and graduated from College Of Osteo Med Of The Pacific At Pomona in 1997
  NPI Data:
  • NPI Number: 1164422671
  • Provider Enumeration Date: 07/26/2005
  • Last Update Date: 10/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2365571593
  • Enrollment ID: I20100527000161

Medical Identifiers

Medical identifiers for Christopher Aou such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164422671NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 20A7260 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Jude Medical CenterFullerton, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Providence Medical Foundation89219932051312

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. Christopher Aou allows following entities to bill medicare on his behalf.
Entity NameProvidence Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285890624
PECOS PAC ID: 8921993205
Enrollment ID: O20040216001346

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. Christopher Aou 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
Christopher Aou, DO
1835 Sunny Crest Dr,
Fullerton, CA 92835-3616

Ph: (714) 446-5101
Christopher Aou, DO
1835 Sunny Crest Dr,
Fullerton, CA 92835-3616

Ph: (714) 446-5101

Reviews and Comments


Family Medicine Doctors in Fullerton, CA

Ynolde Faustina Smith, DO
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Phone: 714-446-5101    Fax: 714-871-3006
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Phone: 714-255-1790    Fax: 714-255-1733
Dr. Henry Rivera Kaw Jr., M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 321 N Pomona Ave, Suite B, Fullerton, CA 92832
Phone: 714-462-8383    Fax: 714-462-8384

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.