MICHAEL KEIICHI FUJINAKA MD
NPI 1598051278
Anesthesiology in Stanford, CA
About Michael Keiichi Fujinaka Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL KEIICHI FUJINAKA MD (NPI 1598051278) is an individual anesthesiology provider in Stanford, California, licensed in California (A123278) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, maintains 13 additional practice locations, and is a graduate of University Of California, San Diego School Of Medicine (2011).
NPPES Registry Identity
Specialties & Licenses 5
Secondary Practice Locations 13
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Michael Keiichi Fujinaka Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
6Medicare enrollment records show Michael Fujinaka reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94115
- Reassigned Medicare billing, California enrollment
- 152 clinicians in this Medicare group
Watsonville, CA 95076
- Reassigned Medicare billing, California enrollment
- 5 clinicians in this Medicare group
Sterling, VA 20164
- Reassigned Medicare billing, Connecticut, District of Columbia, Maryland and Virginia enrollments
- 4 clinicians in this Medicare group
Emerson, NJ 07630
- Reassigned Medicare billing, New Jersey enrollment
- 4 clinicians in this Medicare group
Commack, NY 11725
- Reassigned Medicare billing, New York enrollment
- 2 clinicians in this Medicare group
Concord, NH 03301
- Reassigned Medicare billing, Maine and New Hampshire enrollments
- 2 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Michael Fujinaka's NPI number?
The NPI number for Michael Fujinaka is 1598051278. It was assigned to this individual provider in the NPPES registry on June 22, 2011.
Where is Michael Fujinaka located?
Michael Fujinaka practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Michael Fujinaka's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Michael Fujinaka enrolled in Medicare?
Yes. Michael Fujinaka is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Michael Fujinaka's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Fujinaka reassigns Medicare benefits to 6 organizations: Bay Area Foot Care, Inc (San Francisco, CA), Alpana Gowda Inc (Watsonville, CA), Liv Specialty Care Ct PC (Sterling, VA), Local Infusion Health Of Nj PC (Emerson, NJ), Local Medical Health Services, P.C. (Commack, NY) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Fujinaka's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Fujinaka accept?
Health plans from Anthem Blue Cross and Blue Shield list Michael Fujinaka as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Michael Fujinaka was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Michael Keiichi Fujinaka, MD · NPI 1598051278
Anesthesiology physician in Stanford, California. Individual provider, active in the CMS NPPES registry since June 22, 2011.
## Identity
- **NPI:** 1598051278 (Entity type: Individual)
- **Enumerated:** June 22, 2011
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A123278 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Bay Area Foot Care, Inc (NPI 1508911892, San Francisco, CA); Alpana Gowda Inc (NPI 1215315080, Watsonville, CA); Liv Specialty Care Ct PC (NPI 1275314148, Sterling, VA); Local Infusion Health Of Nj PC (NPI 1710765391, Emerson, NJ); Local Medical Health Services, P.C. (NPI 1083412589, Commack, NY); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Diego School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** April 14, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1598051278) · Data from the CMS NPPES public registry.