Sera Madsen, ARNP
NPI 1295456838 · Nurse Practitioner · Everett, WA
Enrolled with Medicare as Order and Referring Only - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sera Madsen, ARNP is a Nurse Practitioner provider in Everett, WA (NPI 1295456838).
Provider details
- NPI number
- 1295456838
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN60451577 (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
- 2022-09-12
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is Sera Madsen's NPI number?
- Sera Madsen's National Provider Identifier (NPI) is 1295456838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sera Madsen's specialty?
- Sera Madsen is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sera Madsen located?
- Sera Madsen's practice location on file with NPPES is 2707 Colby Ave Ste 718, Everett, WA 98201-3564.
- What is Sera Madsen's phone number?
- The practice phone number listed in the NPPES registry for Sera Madsen is (425) 339-5413.
- Does Sera Madsen accept Medicare?
- Sera Madsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sera Madsen's NPI active?
- Yes — Sera Madsen's NPI (1295456838) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.