Kathryn Irwin, N.P.
NPI 1912322207 · Family Nurse Practitioner · Flagstaff, AZ
Kathryn Irwin, N.P. is a Family Nurse Practitioner provider in Flagstaff, AZ (NPI 1912322207).
Provider details
- NPI number
- 1912322207
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP5452 (AZ)
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
12 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
- 2014-02-24
- Last updated
- 2014-02-24
Frequently asked questions
- What is Kathryn Irwin's NPI number?
- Kathryn Irwin's National Provider Identifier (NPI) is 1912322207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Irwin's specialty?
- Kathryn Irwin is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathryn Irwin located?
- Kathryn Irwin's practice location on file with NPPES is 2625 N King St, Flagstaff, AZ 86004-1884.
- What is Kathryn Irwin's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Irwin is (928) 679-7222.
- Is Kathryn Irwin's NPI active?
- Yes — Kathryn Irwin's NPI (1912322207) is active in the NPPES registry as of the last update on 2014-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.