Ellen Edith Mouser, PMHNP | NPI 1003238668

Key facts

NPI: 1003238668
Entity type: Individual (NPI type 1)
Primary specialty: Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License: 209011105 (IL)
Practice address: 19067 W Frontage Rd
Raymond, IL 62560-5053
Phone: (866) 309-1160
Fax: (217) 475-5055
NPI assigned: Jan 15, 2014
Sex: Female
Sole proprietor: No

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Chestnut Health Systems Inc Substance Use Disorder Rehabilitation Clinic/Center · Bloomington, IL · NPI 1366431686

Medicare reassignment NPD IL
Jersey Community Hospital Personal Emergency Response Attendant · Jerseyville, IL · NPI 1780609925

Medicare reassignment NPD IL
Chestnut Health Systems Inc. Mental Health Clinic/Center (Including Community Mental Health Center) · Wood River, IL · NPI 1235941311

NPD
Jersey Community Hospital Rural Health Clinic/Center · Jerseyville, IL · NPI 1700423696

NPD

Medicare participation

Medicare fee-for-service enrollment: Enrolled in IL
Eligible to order & refer: Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: No

Medicare enrollment records

Enrollment ID	State	Provider type	PAC ID	Details
I20140703001205	IL	Practitioner - Nurse Practitioner	9436374535	Reassigns benefits to 2 organizations

National Provider Directory

Medicare enrollment (NPD): Yes
Credentials: Nurse Practitioner

Practice roles

Organization	Status	New patients
Chestnut Health Systems Inc.	Current since Feb 20, 2014	Accepting new patients
Jersey Community Hospital	Current since Oct 1, 2022	Accepting new patients
Chestnut Health Systems Inc	Current since Feb 20, 2014	Accepting new patients
Jersey Community Hospital	Current since Oct 1, 2022	Accepting new patients

Locations

1003 Martin Luther King Dr
Bloomington, IL 61701
Phone (309) 827-6026

50 Northgate Industrial Dr
Granite City, IL 62040
Phone (618) 512-1919

390 Maple Summit Rd
Jerseyville, IL 62052
Phone (618) 498-2101

400 Maple Summit Rd
Jerseyville, IL 62052
Phone (618) 498-6402

270 Maple Summit Rd
Jerseyville, IL 62052
Phone (618) 498-7108

220 E County Rd
Jerseyville, IL 62052
Phone (618) 498-2273

Interoperability endpoints

Direct secure messaging: ellen.mouser.2@28492.direct.athenahealth.com

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Psychiatric/Mental Health Nurse Practitioner	363LP0808X	209011105	IL	Yes

Addresses

Primary practice location

19067 W Frontage Rd
Raymond, IL 62560-5053

Mailing address

19067 W Frontage Rd
Raymond, IL 62560-5053
Phone (866) 309-1160

Other identifiers

Identifier	Type	State	Issuer
201905482NP-PP	Other	OR	LICENSE
2018080836	Other	IL	ANCC PSYCHIATRIC-MENTAL HEALTH NURSE PRACTITIONER PMHNP-BC

Other providers in Raymond, IL

All providers in Raymond, IL · Psychiatric/Mental Health Nurse Practitioner in Illinois

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jan 15, 2026. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
Order and Referring (CMS).
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.