Anthony Paul Ret, MD - Medicare Psychiatry & Neurology in Union City, CA

Anthony Paul Ret, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Union City, California. His current practice location is 3555 Whipple Rd, Union City, California. You can reach out to his office (for appointments etc.) via phone at (510) 454-1000.

Anthony Paul Ret is licensed to practice in California (license number A63065) 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 1407934250.

Contact Information

Anthony Paul Ret, MD
3555 Whipple Rd,
Union City, CA 94587-1507
(510) 454-1000
Not Available

Map and Direction




Physician's Profile

Full NameAnthony Paul Ret
GenderMale
SpecialityPsychiatry & Neurology - Psychiatry
Location3555 Whipple Rd, Union City, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1407934250
  • Provider Enumeration Date: 11/01/2006
  • Last Update Date: 12/03/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 9739368697
  • Enrollment ID: I20110124001198

Medical Identifiers

Medical identifiers for Anthony Paul Ret such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1407934250NPI-NPPES
00A630650MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry A63065 (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. Anthony Paul Ret allows following entities to bill medicare on his behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Anthony Paul Ret 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
Anthony Paul Ret, MD
3553 Whipple Rd,
Union City, CA 94587-1507

Ph: (510) 454-1000
Anthony Paul Ret, MD
3555 Whipple Rd,
Union City, CA 94587-1507

Ph: (510) 454-1000

Reviews and Comments


Psychiatry & Neurology Doctors in Union City, CA

Nina Wang Helmer, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 3555 Whipple Road, Union City, CA 94587
Phone: 510-454-1000    
Michael David Sands, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 3555 Whipple Rd, Union City, CA 94587
Phone: 510-454-1000    
Xiu Ruo Lowe, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 3553 Whipple Rd, Union City, CA 94587
Phone: 510-454-1000    
Shuja Jafar-ali, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 3555 Whipple Rd, Union City, CA 94587
Phone: 510-454-1000    
Dr. Agnieszka Anna Wisniewska, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 3553 Whipple Rd, Union City, CA 94587
Phone: 510-454-1000    
Dr. Mona Trivedi, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 3555 Whipple Rd, Building A 2nd Floor, Union City, CA 94587
Phone: 510-675-3080    

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.