Gregory Smyth, FNP
NPI 1558324921 · Family Nurse Practitioner · Phoenix, AZ
Gregory Smyth, FNP is a Family Nurse Practitioner provider in Phoenix, AZ (NPI 1558324921).
Provider details
- NPI number
- 1558324921
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- AP8770 (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
20 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
- 2006-04-07
- Last updated
- 2016-06-29
Frequently asked questions
- What is Gregory Smyth's NPI number?
- Gregory Smyth's National Provider Identifier (NPI) is 1558324921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Smyth's specialty?
- Gregory Smyth is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Smyth located?
- Gregory Smyth's practice location on file with NPPES is 19636 N 27th Ave, Phoenix, AZ 85027-4013.
- What is Gregory Smyth's phone number?
- The practice phone number listed in the NPPES registry for Gregory Smyth is (623) 516-8252.
- Is Gregory Smyth's NPI active?
- Yes — Gregory Smyth's NPI (1558324921) is active in the NPPES registry as of the last update on 2016-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.