Brian Kaoru Nagai, MD - Medicare Diagnostic Radiology in Fremont, CA

Brian Kaoru Nagai, MD is a medicare enrolled "Radiology - Diagnostic Radiology" physician in Fremont, California. He went to Stanford University School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Diagnostic Radiology. He is a member of the group practice Sutter Bay Medical Foundation and his current practice location is 3200 Kearney St., Fremont, California. You can reach out to his office (for appointments etc.) via phone at (510) 490-1222.

Brian Kaoru Nagai is licensed to practice in California (license number A69106) 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 1467493536.

Contact Information

Brian Kaoru Nagai, MD
3200 Kearney St.,
Fremont, CA 94538
(510) 490-1222
Not Available

Map and Direction




Physician's Profile

Full NameBrian Kaoru Nagai
GenderMale
SpecialityDiagnostic Radiology
Experience27 Years
Location3200 Kearney St., Fremont, 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:
  • Brian Kaoru Nagai attended and graduated from Stanford University School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1467493536
  • Provider Enumeration Date: 06/09/2006
  • Last Update Date: 05/29/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 9335154558
  • Enrollment ID: I20060209000264

Medical Identifiers

Medical identifiers for Brian Kaoru Nagai such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1467493536NPI-NPPES
P00223485OtherCARAILROAD MEDICARE
00A691060MedicaidCA
P00661309OtherNVRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0202XRadiology - Diagnostic Radiology 12221 (Nevada)Secondary
2085R0202XRadiology - Diagnostic Radiology A69106 (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. Brian Kaoru Nagai allows following entities to bill medicare on his 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. Brian Kaoru Nagai 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
Brian Kaoru Nagai, MD
325 Distel Cir,
Los Altos, CA 94022-1408

Ph: (510) 490-1222
Brian Kaoru Nagai, MD
3200 Kearney St.,
Fremont, CA 94538

Ph: (510) 490-1222

Reviews and Comments


Radiology Doctors in Fremont, CA

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Dr. Thomas Irwin Efird, M.D.
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Dr. David S. Lee, M.D.
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Practice Location: 39400 Paseo Padre Pkwy, Department Of Radiology, Fremont, CA 94538
Phone: 510-248-3000    

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.