Margaret Guither, ARNP
NPI 1881747897 · Family Nurse Practitioner · Iowa City, IA
Margaret Guither, ARNP is a Family Nurse Practitioner provider in Iowa City, IA (NPI 1881747897).
Provider details
- NPI number
- 1881747897
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- A073629 (IA)
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
19 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
- 2007-01-21
- Last updated
- 2013-12-18
Frequently asked questions
- What is Margaret Guither's NPI number?
- Margaret Guither's National Provider Identifier (NPI) is 1881747897, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Guither's specialty?
- Margaret Guither is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Guither located?
- Margaret Guither's practice location on file with NPPES is 200 Hawkins Dr, Iowa City, IA 52242-1009.
- What is Margaret Guither's phone number?
- The practice phone number listed in the NPPES registry for Margaret Guither is (319) 356-1091.
- Is Margaret Guither's NPI active?
- Yes — Margaret Guither's NPI (1881747897) is active in the NPPES registry as of the last update on 2013-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.