Nellie O'Reilly, MSW, LCSW, RPT
NPI 1497773980 · Clinical Social Worker · Lakeside, MT
Nellie O'Reilly, MSW, LCSW, RPT is a Clinical Social Worker provider in Lakeside, MT (NPI 1497773980).
Provider details
- NPI number
- 1497773980
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW, RPT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 685 (MT)
Specialties & taxonomies
Behavioral Health & Social Service 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
- 2006-07-17
- Last updated
- 2018-04-09
Frequently asked questions
- What is Nellie O'Reilly's NPI number?
- Nellie O'Reilly's National Provider Identifier (NPI) is 1497773980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nellie O'Reilly's specialty?
- Nellie O'Reilly is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nellie O'Reilly located?
- Nellie O'Reilly's practice location on file with NPPES is 203 Rimini Rd, Lakeside, MT 59922-9623.
- What is Nellie O'Reilly's phone number?
- The practice phone number listed in the NPPES registry for Nellie O'Reilly is (406) 750-5784.
- Is Nellie O'Reilly's NPI active?
- Yes — Nellie O'Reilly's NPI (1497773980) is active in the NPPES registry as of the last update on 2018-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.