Stephanie Duff, RN
NPI 1679424303 · Infusion Therapy Registered Nurse · Earlham, IA
Stephanie Duff, RN is a Infusion Therapy Registered Nurse provider in Earlham, IA (NPI 1679424303).
Provider details
- NPI number
- 1679424303
- Entity type
- Individual
- Primary specialty
- Infusion Therapy Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 109696 (IA)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
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
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
- 2026-02-09
- Last updated
- 2026-02-09
- Certified
- 2026-02-08
Frequently asked questions
- What is Stephanie Duff's NPI number?
- Stephanie Duff's National Provider Identifier (NPI) is 1679424303, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Duff's specialty?
- Stephanie Duff is listed in the NPPES registry with a primary specialty of Infusion Therapy Registered Nurse (Nursing Service Providers).
- Where is Stephanie Duff located?
- Stephanie Duff's practice location on file with NPPES is 1251 Heritage Ave, Earlham, IA 50072-8646.
- What is Stephanie Duff's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Duff is (515) 313-5395.
- Is Stephanie Duff's NPI active?
- Yes — Stephanie Duff's NPI (1679424303) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.