DR. ALISSA SEN YAMASAKI PH.D.
NPI 1780860767
Psychologist in Lemont, PA
About Dr. Alissa Sen Yamasaki Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALISSA SEN YAMASAKI PH.D. (NPI 1780860767) is an individual psychologist in Lemont, Pennsylvania, licensed in Pennsylvania (PS016376) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS, maintains a secondary practice location in State College, and is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Alissa Sen Yamasaki Ph.d. 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 Alissa Yamasaki reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lemont, PA 16851
- Reassigned Medicare billing, Pennsylvania enrollment
- 3 clinicians in this Medicare group
State College, PA 16801
- Reassigned Medicare billing, Pennsylvania enrollment
- 6 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEMONT, PA 16851
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 Alissa Yamasaki's NPI number?
The NPI number for Alissa Yamasaki is 1780860767. It was assigned to this individual provider in the NPPES registry on January 21, 2008.
Where is Alissa Yamasaki located?
Alissa Yamasaki practices at 720 Pike Street Suite 2, Lemont, PA 16851. The listed phone number is (888) 965-1813.
What is Alissa Yamasaki's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Alissa Yamasaki enrolled in Medicare?
Yes. Alissa Yamasaki 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 Alissa Yamasaki's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alissa Yamasaki reassigns Medicare benefits to 2 organizations: Ayama Psychotherapy LLC (Lemont, PA) and Centre Psychology Group (State College, 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 Alissa Yamasaki'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 Alissa Yamasaki was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.