Larkin Jefferson, ARNP
NPI 1902596752 · Acute Care Nurse Practitioner · Seattle, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larkin Jefferson, ARNP is a Acute Care Nurse Practitioner provider in Seattle, WA (NPI 1902596752).
Provider details
- NPI number
- 1902596752
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN60512118 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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
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
- 2023-05-15
- Last updated
- 2025-06-27
- Certified
- 2025-06-27
Frequently asked questions
- What is Larkin Jefferson's NPI number?
- Larkin Jefferson's National Provider Identifier (NPI) is 1902596752, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larkin Jefferson's specialty?
- Larkin Jefferson is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Larkin Jefferson located?
- Larkin Jefferson's practice location on file with NPPES is 550 17th Ave Ste 110, Seattle, WA 98122-5789.
- What is Larkin Jefferson's phone number?
- The practice phone number listed in the NPPES registry for Larkin Jefferson is (206) 320-3470.
- Does Larkin Jefferson accept Medicare?
- Larkin Jefferson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larkin Jefferson's NPI active?
- Yes — Larkin Jefferson's NPI (1902596752) is active in the NPPES registry as of the last update on 2025-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.