Zachary Tjernlund
NPI 1821829755 · Acute Care Nurse Practitioner · Portland, OR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Tjernlund is a Acute Care Nurse Practitioner provider in Portland, OR (NPI 1821829755).
Provider details
- NPI number
- 1821829755
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 10033278 (OR)
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
1 yr 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)
- 3181 Sw Sam Jackson Park RdPortland, OR 97239-3098Phone: (503) 346-1400
Registry dates
- Enumerated
- 2024-08-12
- Last updated
- 2024-10-02
- Certified
- 2024-09-19
Frequently asked questions
- What is Zachary Tjernlund's NPI number?
- Zachary Tjernlund's National Provider Identifier (NPI) is 1821829755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Tjernlund's specialty?
- Zachary Tjernlund is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Zachary Tjernlund located?
- Zachary Tjernlund's practice location on file with NPPES is 3485 S Bond Ave, Portland, OR 97239-4503.
- What is Zachary Tjernlund's phone number?
- The practice phone number listed in the NPPES registry for Zachary Tjernlund is (503) 494-6594.
- Does Zachary Tjernlund accept Medicare?
- Zachary Tjernlund is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Tjernlund's NPI active?
- Yes — Zachary Tjernlund's NPI (1821829755) is active in the NPPES registry as of the last update on 2024-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.