IndividualActive
Nancy Fields-Estill, R.N.
NPI 1083920250 · Registered Nurse · Crow Agency, MT
Nancy Fields-Estill, R.N. is a Registered Nurse provider in Crow Agency, MT (NPI 1083920250).
Provider details
- NPI number
- 1083920250
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- R.N.
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN26290 (MT)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
1010 South 7650 East
Crow Agency, MT 59022
Phone: (406) 638-3500
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 9
Crow Agency, MT 59022-0009
Registry dates
- Enumerated
- 2010-08-26
- Last updated
- 2010-08-26
Frequently asked questions
- What is Nancy Fields-Estill's NPI number?
- Nancy Fields-Estill's National Provider Identifier (NPI) is 1083920250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Fields-Estill's specialty?
- Nancy Fields-Estill is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Nancy Fields-Estill located?
- Nancy Fields-Estill's practice location on file with NPPES is 1010 South 7650 East, Crow Agency, MT 59022.
- What is Nancy Fields-Estill's phone number?
- The practice phone number listed in the NPPES registry for Nancy Fields-Estill is (406) 638-3500.
- Is Nancy Fields-Estill's NPI active?
- Yes — Nancy Fields-Estill's NPI (1083920250) is active in the NPPES registry as of the last update on 2010-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.