Dr Chau Ton-that, DO - Medicare Psychiatry & Neurology in Westminster, CA

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Dr Chau Ton-that, DO is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Westminster, California. His current practice location is 9533 Bolsa Ave, Westminster, California. You can reach out to his office (for appointments etc.) via phone at (714) 531-8720.

Dr Chau Ton-that is licensed to practice in California (license number 20A7177) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1205902301.

Contact Information

Dr Chau Ton-that, DO
9533 Bolsa Ave,
Westminster, CA 92683-5904
(714) 531-8720
(714) 531-5794

Map and Direction




Physician's Profile

Full NameDr Chau Ton-that
GenderMale
SpecialityPsychiatry & Neurology - Psychiatry
Location9533 Bolsa Ave, Westminster, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1205902301
  • Provider Enumeration Date: 11/28/2006
  • Last Update Date: 04/26/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 3072598085
  • Enrollment ID: I20040623000658

Medical Identifiers

Medical identifiers for Dr Chau Ton-that such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1205902301NPI-NPPES
00AX71770MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 20A7177 (California)Primary

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 Chau Ton-that allows following entities to bill medicare on his behalf.
Entity NameChau Ton-that,d.o.,inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962525006
PECOS PAC ID: 4183710452
Enrollment ID: O20071017000859

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 Chau Ton-that 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 Chau Ton-that, DO
4131 Costero Risco,
San Clemente, CA 92673-6408

Ph: (949) 699-3445		Dr Chau Ton-that, DO
9533 Bolsa Ave,
Westminster, CA 92683-5904

Ph: (714) 531-8720

Reviews and Comments


Psychiatry & Neurology Doctors in Westminster, CA

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Doan Qui Nguyen, MD
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Angela Sureen, M.D.
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Practice Location: 14140 Beach Blvd, Westminster, CA 92683
Phone: 949-896-7566    Fax: 949-896-7408
Dr. Bong Doan, M.D.
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Practice Location: 14140 Beach Blvd Ste 200, Westminster, CA 92683
Phone: 714-896-7566    

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).

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