Michael Keiichi Fujinaka, MD - Medicare Pain Management in Stanford, CA

Michael Keiichi Fujinaka, MD is a medicare enrolled "Anesthesiology" physician in Stanford, California. He went to University Of California, San Diego School Of Medicine and graduated in 2011 and has 13 years of diverse experience with area of expertise as Pain Management. He is a member of the group practice Wjg Multispecialty Clinic Pc, Wjg Multispecialty Clinic Pc and his current practice location is 300 Pasteur Dr, Stanford, California. You can reach out to his office (for appointments etc.) via phone at (650) 723-4000.

Michael Keiichi Fujinaka is licensed to practice in California (license number A123278) 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 1598051278.

Contact Information

Michael Keiichi Fujinaka, MD
300 Pasteur Dr,
Stanford, CA 94305-2200
(650) 723-4000
Not Available

Map and Direction




Physician's Profile

Full NameMichael Keiichi Fujinaka
GenderMale
SpecialityPain Management
Experience13 Years
Location300 Pasteur Dr, Stanford, 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:
  • Michael Keiichi Fujinaka attended and graduated from University Of California, San Diego School Of Medicine in 2011
  NPI Data:
  • NPI Number: 1598051278
  • Provider Enumeration Date: 06/22/2011
  • Last Update Date: 04/10/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 4789978073
  • Enrollment ID: I20221005003037

Medical Identifiers

Medical identifiers for Michael Keiichi Fujinaka such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598051278NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207LP2900XAnesthesiology - Pain Medicine A123278 (California)Secondary
208VP0014XPain Medicine - Interventional Pain Medicine 123278 (California)Secondary
207L00000XAnesthesiology A123278 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Wjg Multispecialty Clinic Pc32749198813
Wjg Multispecialty Clinic Pc32749198813

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. Michael Keiichi Fujinaka allows following entities to bill medicare on his behalf.
Entity NameWjg Multispecialty Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1588399745
PECOS PAC ID: 3274919881
Enrollment ID: O20221005002874

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. Michael Keiichi Fujinaka 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
Michael Keiichi Fujinaka, MD
125 N Jackson Ave Ste 107,
San Jose, CA 95116-1915

Ph: () -
Michael Keiichi Fujinaka, MD
300 Pasteur Dr,
Stanford, CA 94305-2200

Ph: (650) 723-4000

Reviews and Comments


Anesthesiology Doctors in Stanford, CA

Melissa Ann Vogelsong, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 300 Pasteur Dr, Room Hc435, Stanford, CA 94305
Phone: 650-723-4000    
Soniya Sharma, MD, FRCPC
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 300 Pasteur Dr, Stanford, CA 94305
Phone: 650-723-4000    
Dr. Isobel A. Russell, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 300 Pasteur Dr, Stanford, CA 94305
Phone: 650-723-4000    
Ronald Gary Pearl, MD, PHD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 300 Pasteur Dr, Stanford, CA 94305
Phone: 650-723-5024    Fax: 650-725-0009
Dr. Jesse Ephraim Goldmacher, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 300 Pasteur Dr Rm H3589, Stanford, CA 94305
Phone: 647-825-8726    Fax: 650-725-0009
Cornel Chiu, MD
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 300 Pasteur Dr, Stanford, CA 94305
Phone: 650-723-4000    
Steven Louis Shafer, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 300 Pasteur Dr, Stanford, CA 94305
Phone: 650-723-4000    Fax: 650-887-2203

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.