Dr Diana Vitrinh Nguyen, MD - Medicare Internal Medicine in Dublin, CA

Dr Diana Vitrinh Nguyen, MD is a medicare enrolled "Internal Medicine" physician in Dublin, California. She went to University Of California, Geffen School Of Medicine and graduated in 2009 and has 15 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Sutter Bay Medical Foundation and her current practice location is 4050 Dublin Blvd, Dublin, California. You can reach out to her office (for appointments etc.) via phone at (925) 875-6100.

Dr Diana Vitrinh Nguyen is licensed to practice in California (license number A113995) 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 1922379288.

Contact Information

Dr Diana Vitrinh Nguyen, MD
4050 Dublin Blvd,
Dublin, CA 94568-3112
(925) 875-6100
Not Available

Map and Direction




Physician's Profile

Full NameDr Diana Vitrinh Nguyen
GenderFemale
SpecialityInternal Medicine
Experience15 Years
Location4050 Dublin Blvd, Dublin, 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:
  • Dr Diana Vitrinh Nguyen attended and graduated from University Of California, Geffen School Of Medicine in 2009
  NPI Data:
  • NPI Number: 1922379288
  • Provider Enumeration Date: 01/19/2012
  • Last Update Date: 06/04/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 4284884735
  • Enrollment ID: I20121018000818

Medical Identifiers

Medical identifiers for Dr Diana Vitrinh Nguyen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922379288NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A113995 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sutter Bay Medical Foundation42845387782995

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 Diana Vitrinh Nguyen allows following entities to bill medicare on her behalf.
Entity NameSutter Bay Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013950807
PECOS PAC ID: 4284538778
Enrollment ID: O20031125000909

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 Diana Vitrinh Nguyen 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 Diana Vitrinh Nguyen, MD
325 Distel Cir,
Los Altos, CA 94022-1408

Ph: (925) 875-6100
Dr Diana Vitrinh Nguyen, MD
4050 Dublin Blvd,
Dublin, CA 94568-3112

Ph: (925) 875-6100

Reviews and Comments


Internal Medicine Doctors in Dublin, CA

Bao Duy Dao, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6380 Clark Ave, Dublin, CA 94568
Phone: 925-875-1677    
Hoda M Ghanem, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4000 Dublin Blvd, Dublin, CA 94568
Phone: 925-875-6100    Fax: 925-875-6589
Dr. Aditya Bhargava, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4000 Dublin Blvd, Dublin, CA 94568
Phone: 510-419-8268    
Geetanjali Julie Wadhavkar, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4050 Dublin Blvd, Dublin, CA 94568
Phone: 925-875-6100    
Varsha Saha, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4050 Dublin Blvd, Dublin, CA 94568
Phone: 925-875-6100    Fax: 925-875-6209
Mr. Brian Michael Bakke,
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4050 Dublin Blvd, Dublin, CA 94568
Phone: 925-875-6100    
Kay-won Chang,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4000 Dublin Blvd, 3rd Floor, Dublin, CA 94568
Phone: 510-498-2178    

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.