Ryan Lennon, RN
NPI 1558084855 · Family Nurse Practitioner · San Diego, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Lennon, RN is a Family Nurse Practitioner provider in San Diego, CA (NPI 1558084855).
Provider details
- NPI number
- 1558084855
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
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
83% 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 47 | 12 |
| Trazodone Hcl | 39 | 11 |
| Risperidone | 32 | — |
| Duloxetine Hcl | 29 | — |
| Mirtazapine | 29 | — |
| Olanzapine | 28 | — |
| Fluoxetine Hcl | 24 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-09-21
- Last updated
- 2024-02-27
- Certified
- 2024-02-27
Frequently asked questions
- What is Ryan Lennon's NPI number?
- Ryan Lennon's National Provider Identifier (NPI) is 1558084855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Lennon's specialty?
- Ryan Lennon is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ryan Lennon located?
- Ryan Lennon's practice location on file with NPPES is 2204 National Ave, San Diego, CA 92113-3615.
- What is Ryan Lennon's phone number?
- The practice phone number listed in the NPPES registry for Ryan Lennon is (619) 515-2355.
- Does Ryan Lennon accept Medicare?
- Ryan Lennon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Lennon's NPI active?
- Yes — Ryan Lennon's NPI (1558084855) is active in the NPPES registry as of the last update on 2024-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.