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Active NPI 1013012152 Individual Practitioner Female Practitioner

Phyllis Holzworth , ARNP

Registered Nurse • Seattle, WA

Professional Overview & Biography Verified Profile Summary

Phyllis Holzworth, ARNP is a registered healthcare professional specializing in Registered Nurse in Seattle, WA. Practice services are available at 3000 CALIFORNIA AVE SW under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

3000 California Ave Sw

Seattle, WA 981163302

Telephone 2066588048
Fax 2066588063
Associated Practice Facility / Clinic
🏢 Neighborcare Health Facility NPI 1770642696

Specialty Benchmarks & Practice Insights

Comparative analytics for Registered Nurse in Seattle, WA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 1.9 Yrs
State Avg: 10.0 Yrs
Regional Practice Density
954 Specialists

Practicing in Seattle, WA (5817 Statewide)

Telehealth Adoption Rate
0.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Registered Nurse Primary Specialty

NUCC Taxonomy Code: 163W00000X

State License WA RN00078257

(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License WA AP30001367

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
961586 (WA)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

6 Associated Practitioners
Benjamin Berger , MA, LMHC

Counselor - Mental Health

NPI 1083807259

Master of Arts, Licensed Mental Health Counselor

Danae Bergman , MSW

Social Worker - Clinical

NPI 1215104419

Master of Social Work

Sarah Wright , MA, LMHC

Counselor - Mental Health

NPI 1275904955

Master of Arts, Licensed Mental Health Counselor

Sharon Barr-Jeffrey , MA

Counselor - Mental Health

NPI 1679968606

Master of Arts

Janet Cady , ARNP

Nurse Practitioner - Pediatrics

NPI 1710082862

Advanced Registered Nurse Practitioner

Sonia Mcleod , LMHC

Counselor - Mental Health

NPI 1902541667

Licensed Mental Health Counselor

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 3000 CALIFORNIA AVE SW, SEATTLE, WA 981163302 (Tel: 2066588048)

📍
Updated Business Mailing Address July 08, 2007

Registered at 905 SPRUCE ST STE 300, SEATTLE, WA 981042474 (Tel: 2064616935)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as PHYLLIS HOLZWORTH, ARNP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Registered Nurse (License #RN00078257 in WA)

🟢
Initial NPI Registration & Enumeration September 13, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1013012152
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 13, 2006
Last Update: September 11, 2025
Sole Proprietor: No

Mailing Address

905 Spruce St Ste 300

Seattle, WA 981042474

Phone: 2064616935

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.