Diane Long, FNP-C
NPI 1578938833 · Family Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Long, FNP-C is a Family Nurse Practitioner provider in Phoenix, AZ (NPI 1578938833).
Provider details
- NPI number
- 1578938833
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP8336 (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
10 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
- 2015-12-11
- Last updated
- 2025-10-11
- Certified
- 2025-10-11
Frequently asked questions
- What is Diane Long's NPI number?
- Diane Long's National Provider Identifier (NPI) is 1578938833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Long's specialty?
- Diane Long is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Long located?
- Diane Long's practice location on file with NPPES is 3250 W Lower Buckeye Rd, Phoenix, AZ 85009-6729.
- What is Diane Long's phone number?
- The practice phone number listed in the NPPES registry for Diane Long is (602) 876-7961.
- Does Diane Long accept Medicare?
- Diane Long is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Long's NPI active?
- Yes — Diane Long's NPI (1578938833) is active in the NPPES registry as of the last update on 2025-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.