John Hacker
NPI 1790853729 · Critical Care Medicine Registered Nurse · Phoenix, AZ
John Hacker is a Critical Care Medicine Registered Nurse provider in Phoenix, AZ (NPI 1790853729).
Provider details
- NPI number
- 1790853729
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine Registered NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- TRN142840 (AZ)
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
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
- 2006-11-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Hacker's NPI number?
- John Hacker's National Provider Identifier (NPI) is 1790853729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hacker's specialty?
- John Hacker is listed in the NPPES registry with a primary specialty of Critical Care Medicine Registered Nurse (Nursing Service Providers).
- Where is John Hacker located?
- John Hacker's practice location on file with NPPES is 4212 N 16th St, Phoenix, AZ 85016-5319.
- What is John Hacker's phone number?
- The practice phone number listed in the NPPES registry for John Hacker is (602) 263-1511.
- Is John Hacker's NPI active?
- Yes — John Hacker's NPI (1790853729) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.