MARIA YARWOOD OTSUKA
NPI 1851817498
Student in an Organized Health Care Education/Training Program in Concord, CA
About Maria Yarwood Otsuka NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA YARWOOD OTSUKA (NPI 1851817498) is an individual student in an organized health care education/training program in Concord, California and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Maria Yarwood Otsuka is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Maria Otsuka reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Jose, CA 95113
- Reassigned Medicare billing, California enrollment
- 3,139 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.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CONCORD, CA 94519
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 Maria Otsuka's NPI number?
The NPI number for Maria Otsuka is 1851817498. It was assigned to this individual provider in the NPPES registry on August 15, 2017.
Where is Maria Otsuka located?
Maria Otsuka practices at 2702 Clayton Rd, Concord, CA 94519. The listed phone number is (925) 798-9240.
What is Maria Otsuka's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Maria Otsuka enrolled in Medicare?
Yes. Maria Otsuka is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Maria Otsuka's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Otsuka reassigns Medicare benefits to Grow Healthcare Group PC (San Jose, CA). The 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 Maria Otsuka'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 Maria Otsuka was last updated on August 15, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Maria Yarwood Otsuka · NPI 1851817498
Student in an Organized Health Care Education/Training Program provider in Concord, California. Individual provider, active in the CMS NPPES registry since August 15, 2017.
## Identity
- **NPI:** 1851817498 (Entity type: Individual)
- **Enumerated:** August 15, 2017
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2702 CLAYTON RD, Concord, CA 94519-2789
- **Phone:** (925) 798-9240
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Grow Healthcare Group PC (NPI 1154994846, San Jose, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 15, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1851817498) · Data from the CMS NPPES public registry.