ANN ESTHER CHAISSON LCPC-C
NPI 1750940599
Counselor - Mental Health in Lewiston, ME
About Ann Esther Chaisson Lcpc-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN ESTHER CHAISSON LCPC-C (NPI 1750940599) is an individual mental health provider in Lewiston, Maine, licensed in Maine (XL5185) and active in the NPI registry since June 2019. 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)
Ann Esther Chaisson Lcpc-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ann Chaisson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saco, ME 04072
- Reassigned Medicare billing, Maine enrollment
- 200 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEWISTON, ME 04240
LEWISTON, ME 04240
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 Ann Chaisson's NPI number?
The NPI number for Ann Chaisson is 1750940599. It was assigned to this individual provider in the NPPES registry on June 6, 2019.
Where is Ann Chaisson located?
Ann Chaisson practices at 23 Westminster St, Lewiston, ME 04240. The listed phone number is (207) 777-7000.
What is Ann Chaisson's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Ann Chaisson enrolled in Medicare?
Yes. Ann Chaisson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ann Chaisson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Chaisson reassigns Medicare benefits to Sweetser (Saco, ME). 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 Ann Chaisson'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 Ann Chaisson was last updated on October 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Ann Esther Chaisson, LCPC-C · NPI 1750940599
Mental Health provider in Lewiston, Maine. Individual provider, active in the CMS NPPES registry since June 6, 2019.
## Identity
- **NPI:** 1750940599 (Entity type: Individual)
- **Enumerated:** June 6, 2019
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** XL5185 (Maine)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 23 WESTMINSTER ST, Lewiston, ME 04240-3531
- **Phone:** (207) 777-7000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Sweetser (NPI 1538122445, Saco, ME), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 16, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1750940599) · Data from the CMS NPPES public registry.