DR. MY PHUONG NGUYEN MITARAI M.D.
NPI 1639285984
Emergency Medicine in San Jose, CA
About Dr. My Phuong Nguyen Mitarai M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MY PHUONG NGUYEN MITARAI M.D. (NPI 1639285984) is an individual emergency medicine provider in San Jose, California, licensed in Maryland (521403415) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. My Phuong Nguyen Mitarai M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show My Phuong Mitarai reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 2,460 clinicians in this Medicare group
Los Gatos, CA 95032
- Reassigned Medicare billing, California enrollment
- 2,323 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95128 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SAN JOSE, CA 95128
SAN JOSE, CA 95128
SAN JOSE, CA 95128
SAN JOSE, CA 95128
SAN JOSE, CA 95128
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 My Phuong Mitarai's NPI number?
The NPI number for My Phuong Mitarai is 1639285984. It was assigned to this individual provider in the NPPES registry on August 21, 2006.
Where is My Phuong Mitarai located?
My Phuong Mitarai practices at 751 S Bascom Ave, San Jose, CA 95128. The listed phone number is (408) 885-6990.
What is My Phuong Mitarai's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is My Phuong Mitarai enrolled in Medicare?
Yes. My Phuong Mitarai is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for My Phuong Mitarai's services?
According to the CMS Revalidation Reassignment List (October 2026 release), My Phuong Mitarai reassigns Medicare benefits to 2 organizations: County Of Santa Clara (San Jose, CA) and Cep America - California (Los Gatos, CA). 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 My Phuong Mitarai's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for My Phuong Mitarai was last updated on October 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.
# Dr. My Phuong Nguyen Mitarai, M.D. · NPI 1639285984
Emergency Medicine physician in San Jose, California. Individual provider, active in the CMS NPPES registry since August 21, 2006.
## Identity
- **NPI:** 1639285984 (Entity type: Individual)
- **Enumerated:** August 21, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 521403415 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 751 S BASCOM AVE, San Jose, CA 95128-2604
- **Phone:** (408) 885-6990
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): County Of Santa Clara (NPI 1154906634, San Jose, CA); Cep America - California (NPI 1457306979, Los Gatos, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 17, 2018
- **Other identifiers:** Medicaid 410852300 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1639285984) · Data from the CMS NPPES public registry.