ALEXANDRIA RAE BAKER
NPI 1912691205
Nurse Practitioner - Psychiatric/Mental Health in Washington, PA
About Alexandria Rae Baker NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDRIA RAE BAKER (NPI 1912691205) is an individual psychiatric/mental health provider in Washington, Pennsylvania, licensed in Pennsylvania (SP028476) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Canonsburg, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Alexandria Rae Baker 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
2Medicare enrollment records show Alexandria Baker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, PA 15301
- Reassigned Medicare billing, Pennsylvania enrollment
- 179 clinicians in this Medicare group
Canonsburg, PA 15317
- Reassigned Medicare billing, Pennsylvania enrollment
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
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 15301 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.
WASHINGTON, PA 15301
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 Alexandria Baker's NPI number?
The NPI number for Alexandria Baker is 1912691205. It was assigned to this individual provider in the NPPES registry on June 8, 2023.
Where is Alexandria Baker located?
Alexandria Baker practices at 3000 Park Place Dr Ste 108, Washington, PA 15301. The listed phone number is (412) 435-4648.
What is Alexandria Baker's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Alexandria Baker enrolled in Medicare?
Yes. Alexandria Baker 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 Alexandria Baker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandria Baker reassigns Medicare benefits to 2 organizations: Washington Physician Services (Washington, PA) and Southpointe Psychiatry & Wellness, LLC (Canonsburg, PA). 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 Alexandria Baker'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 Alexandria Baker was last updated on April 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Alexandria Rae Baker · NPI 1912691205
Psychiatric/Mental Health physician in Washington, Pennsylvania. Individual provider, active in the CMS NPPES registry since June 8, 2023.
## Identity
- **NPI:** 1912691205 (Entity type: Individual)
- **Enumerated:** June 8, 2023
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** SP028476 (Pennsylvania)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3000 PARK PLACE DR STE 108, Washington, PA 15301-2068
- **Phone:** (412) 435-4648
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Washington Physician Services (NPI 1316917669, Washington, PA); Southpointe Psychiatry & Wellness, LLC (NPI 1487496493, Canonsburg, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** April 29, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1912691205) · Data from the CMS NPPES public registry.