Sandra Wollan, RN
NPI 1326908617 · Medical-Surgical Registered Nurse · Sioux Falls, SD
Sandra Wollan, RN is a Medical-Surgical Registered Nurse provider in Sioux Falls, SD (NPI 1326908617).
Provider details
- NPI number
- 1326908617
- Entity type
- Individual
- Primary specialty
- Medical-Surgical Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- R030465 (SD)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-11-18
- Last updated
- 2025-11-18
- Certified
- 2025-11-17
Frequently asked questions
- What is Sandra Wollan's NPI number?
- Sandra Wollan's National Provider Identifier (NPI) is 1326908617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Wollan's specialty?
- Sandra Wollan is listed in the NPPES registry with a primary specialty of Medical-Surgical Registered Nurse (Nursing Service Providers).
- Where is Sandra Wollan located?
- Sandra Wollan's practice location on file with NPPES is 2104 S Monticello Ave, Sioux Falls, SD 57106-5191.
- What is Sandra Wollan's phone number?
- The practice phone number listed in the NPPES registry for Sandra Wollan is (605) 336-3230.
- Is Sandra Wollan's NPI active?
- Yes — Sandra Wollan's NPI (1326908617) is active in the NPPES registry as of the last update on 2025-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.