Nancy Johnsen, RN CDE
NPI 1598901910 · Diabetes Educator Registered Nurse · Dansville, NY
Nancy Johnsen, RN CDE is a Diabetes Educator Registered Nurse provider in Dansville, NY (NPI 1598901910).
Provider details
- NPI number
- 1598901910
- Entity type
- Individual
- Primary specialty
- Diabetes Educator Registered NurseNursing Service Providers
- Credential
- RN CDE
- Sex
- Female
- Sole proprietor
- No
- License
- 223536 (NY)
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
17 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
- 2009-01-07
- Last updated
- 2009-01-07
Frequently asked questions
- What is Nancy Johnsen's NPI number?
- Nancy Johnsen's National Provider Identifier (NPI) is 1598901910, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Johnsen's specialty?
- Nancy Johnsen is listed in the NPPES registry with a primary specialty of Diabetes Educator Registered Nurse (Nursing Service Providers).
- Where is Nancy Johnsen located?
- Nancy Johnsen's practice location on file with NPPES is 111 Clara Barton St, Dansville, NY 14437-9503.
- What is Nancy Johnsen's phone number?
- The practice phone number listed in the NPPES registry for Nancy Johnsen is (585) 335-4355.
- Is Nancy Johnsen's NPI active?
- Yes — Nancy Johnsen's NPI (1598901910) is active in the NPPES registry as of the last update on 2009-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.