MS. ANDREA MASTERS FNP, MPH
NPI 1457861783
Nurse Practitioner - Psychiatric/Mental Health in Oakland, CA
About Ms. Andrea Masters Fnp, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ANDREA MASTERS FNP, MPH (NPI 1457861783) is an individual psychiatric/mental health provider in Oakland, California, licensed in California (95007263) and active in the NPI registry since September 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Andrea Masters Fnp, Mph is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Andrea Masters reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oakland, CA 94609
- Reassigned Medicare billing, California enrollment
- 23 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94609 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Andrea Masters's NPI number?
The NPI number for Andrea Masters is 1457861783. It was assigned to this individual provider in the NPPES registry on September 29, 2017.
Where is Andrea Masters located?
Andrea Masters practices at 390 40th St, Oakland, CA 94609. The listed phone number is (510) 613-0330.
What is Andrea Masters's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Andrea Masters enrolled in Medicare?
Yes. Andrea Masters is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Andrea Masters's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrea Masters reassigns Medicare benefits to Bay Area Community Services, Inc. (Oakland, 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 Andrea Masters'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 Andrea Masters was last updated on January 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ms. Andrea Masters, FNP, MPH · NPI 1457861783
Psychiatric/Mental Health physician in Oakland, California. Individual provider, active in the CMS NPPES registry since September 29, 2017.
## Identity
- **NPI:** 1457861783 (Entity type: Individual)
- **Enumerated:** September 29, 2017
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 95007263 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 390 40TH ST, Oakland, CA 94609-2633
- **Phone:** (510) 613-0330
## 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:** Bay Area Community Services, Inc. (NPI 1235349697, Oakland, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 26, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1457861783) · Data from the CMS NPPES public registry.