Lettie Ryan, FNP-C
NPI 1689359960 · Family Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lettie Ryan, FNP-C is a Family Nurse Practitioner provider in Phoenix, AZ (NPI 1689359960).
Provider details
- NPI number
- 1689359960
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 299079 (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
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 650 E Indian School RdPhoenix, AZ 85012-1839Phone: (602) 277-5551
Registry dates
- Enumerated
- 2023-06-15
- Last updated
- 2024-02-07
- Certified
- 2024-02-07
Frequently asked questions
- What is Lettie Ryan's NPI number?
- Lettie Ryan's National Provider Identifier (NPI) is 1689359960, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lettie Ryan's specialty?
- Lettie Ryan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lettie Ryan located?
- Lettie Ryan's practice location on file with NPPES is 400 N 32nd St, Phoenix, AZ 85008-6205.
- What is Lettie Ryan's phone number?
- The practice phone number listed in the NPPES registry for Lettie Ryan is (602) 914-2900.
- Does Lettie Ryan accept Medicare?
- Lettie Ryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lettie Ryan's NPI active?
- Yes — Lettie Ryan's NPI (1689359960) is active in the NPPES registry as of the last update on 2024-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.