IndividualActive
Cassandra Callahan, RN
NPI 1780322347 · Registered Nurse · Niagara, WI
Cassandra Callahan, RN is a Registered Nurse provider in Niagara, WI (NPI 1780322347).
Provider details
- NPI number
- 1780322347
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 26611330 (WI)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
1807 Neuens Rd
Niagara, WI 54151-9165
Phone: (906) 241-4576
Street-level locationGet directions
Mailing address
7960 30th Rd
Rapid River, MI 49878-9347
Registry dates
- Enumerated
- 2022-05-24
- Last updated
- 2022-05-24
- Certified
- 2022-05-24
Frequently asked questions
- What is Cassandra Callahan's NPI number?
- Cassandra Callahan's National Provider Identifier (NPI) is 1780322347, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Callahan's specialty?
- Cassandra Callahan is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Cassandra Callahan located?
- Cassandra Callahan's practice location on file with NPPES is 1807 Neuens Rd, Niagara, WI 54151-9165.
- What is Cassandra Callahan's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Callahan is (906) 241-4576.
- Is Cassandra Callahan's NPI active?
- Yes — Cassandra Callahan's NPI (1780322347) is active in the NPPES registry as of the last update on 2022-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.