Ellen S Dewolfe Msn P.C.
NPI 1891801817 · Psychiatric/Mental Health Clinical Nurse Specialist · Missoula, MT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen S Dewolfe Msn P.C. is a Psychiatric/Mental Health Clinical Nurse Specialist organization in Missoula, MT (NPI 1891801817).
Provider details
- NPI number
- 1891801817
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Ellen Dewolfe, Owner(065) 497-3254
- License
- RN16128 (MT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2019-10-10
Frequently asked questions
- What is Ellen S Dewolfe Msn P.C.'s NPI number?
- Ellen S Dewolfe Msn P.C.'s National Provider Identifier (NPI) is 1891801817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ellen S Dewolfe Msn P.C.?
- Ellen S Dewolfe Msn P.C. is classified in the NPPES registry as Psychiatric/Mental Health Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ellen S Dewolfe Msn P.C. located?
- Ellen S Dewolfe Msn P.C.'s practice location on file with NPPES is 125 Bank St Ste 310, Missoula, MT 59802-4413.
- What is Ellen S Dewolfe Msn P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Ellen S Dewolfe Msn P.C. is (406) 549-7325.
- Does Ellen S Dewolfe Msn P.C. accept Medicare?
- Ellen S Dewolfe Msn P.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Ellen S Dewolfe Msn P.C.?
- The authorized official listed on Ellen S Dewolfe Msn P.C.'s NPPES record is Ellen Dewolfe, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ellen S Dewolfe Msn P.C.'s NPI active?
- Yes — Ellen S Dewolfe Msn P.C.'s NPI (1891801817) is active in the NPPES registry as of the last update on 2019-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.