IndividualActive
Joann Walker, R.N.
NPI 1891937702 · Registered Nurse · Phoenix, AZ
Joann Walker, R.N. is a Registered Nurse provider in Phoenix, AZ (NPI 1891937702).
Provider details
- NPI number
- 1891937702
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- R.N.
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN045497 (AZ)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(85/100 index)
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
2770 E Van Buren St
Phoenix, AZ 85008-6088
Phone: (602) 273-9999
Street-level locationGet directions
Mailing address
1811 S Alma School Rd
Mesa, AZ 85210-3001
Registry dates
- Enumerated
- 2009-03-24
- Last updated
- 2009-03-24
Frequently asked questions
- What is Joann Walker's NPI number?
- Joann Walker's National Provider Identifier (NPI) is 1891937702, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann Walker's specialty?
- Joann Walker is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Joann Walker located?
- Joann Walker's practice location on file with NPPES is 2770 E Van Buren St, Phoenix, AZ 85008-6088.
- What is Joann Walker's phone number?
- The practice phone number listed in the NPPES registry for Joann Walker is (602) 273-9999.
- Is Joann Walker's NPI active?
- Yes — Joann Walker's NPI (1891937702) is active in the NPPES registry as of the last update on 2009-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.