Sandra Oster, RN, CNP
NPI 1851363543 · Nurse Practitioner · Rochester, MN
Sandra Oster, RN, CNP is a Nurse Practitioner provider in Rochester, MN (NPI 1851363543).
Provider details
- NPI number
- 1851363543
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, CNP
- Sex
- Female
- Sole proprietor
- No
- License
- R105028-2 (MN)
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
20 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
- 2006-02-06
- Last updated
- 2010-09-23
Frequently asked questions
- What is Sandra Oster's NPI number?
- Sandra Oster's National Provider Identifier (NPI) is 1851363543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Oster's specialty?
- Sandra Oster is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sandra Oster located?
- Sandra Oster's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Sandra Oster's phone number?
- The practice phone number listed in the NPPES registry for Sandra Oster is (507) 284-2511.
- Is Sandra Oster's NPI active?
- Yes — Sandra Oster's NPI (1851363543) is active in the NPPES registry as of the last update on 2010-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.