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Johnna Rae Millen , ARNP

Nurse Practitioner β€’ Seattle, WA

Active NPI 1790933729 Individual Practitioner Female Practitioner Accepts Medicare assignment
Practice location in NPPES

1221 Madison St Ste 600
Seattle, WA 981041364

Call 2062155900 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

1221 Madison St Ste 600

Seattle, WA 981041364

Telephone 2062155900
Fax 2062152250
Organization at the Same NPPES Address or Phone
Swedish Health Services Facility NPI 1033573233

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Swedish Health Services. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

1998

Open Payments general payments, program year 2024

All general payments: $53.58 across 2 records.

By nature of payment

  • Food and Beverage: $53.58 across 2 records.

Reporting-company totals

  • ABBVIE INC.: $53.58 across 2 records.

A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.

See the full table

Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2024 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

28 years (graduated 1998)

CMS Doctors and Clinicians data list 1998 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2008

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, β€œDoes your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Johnna Millen has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Johnna Millen as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Seattle and Washington

569 active clinicians are listed under Nurse Practitioner with a practice address in Seattle, WA (2,310 in Washington).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Seattle

28.8% of these 569 clinicians have the CMS telehealth indicator.

58.7% of these 569 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Open Payments (2024), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo Β· Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments Β· Program Year 2024
Disclosure Year:

Program year 2024 (payments made January 1 – December 31, 2024): fewer than 11 records totaling $53.58.

Manufacturer Payment Nature Product Type Amount ($)
ABBVIE INC.
Food and Beverage
In-kind items and services
β€” General $26.79
ABBVIE INC.
Food and Beverage
In-kind items and services
β€” General $26.79

Source: CMS Open Payments, program year 2024, released June 30, 2026.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-02-24
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

License # reported to NPPES WA AP30005774

(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.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Washington State Department of Health Provider Lookup.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
2344984 (WA)

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - NURSE PRACTITIONER

Medicare Enrollment ID

I20050126001098

Enrollment State Jurisdiction

WA

PECOS Control ID

7012967144

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Swedish Health Services

1221 Madison St, Seattle, WA 981041364

Phone: 2062155900

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

9 listed
Dr. Danielle File , MD

Internal Medicine - Hematology & Oncology

NPI 1598142473

Doctor of Medicine (M.D.)

Julianne Howard , PA-C

Physician Assistant - Surgical

NPI 1790203255

Physician Assistant (Certified)

Dr. Laura Lazarus , MD

Surgery - Surgical Oncology

NPI 1598792590

Doctor of Medicine (M.D.)

Jacquelyn Lorie , PA-C

Physician Assistant

NPI 1982062352

Physician Assistant (Certified)

Dr. Kinsey Mccormick , MD

Internal Medicine - Medical Oncology

NPI 1740449602

Doctor of Medicine (M.D.)

Yuiho Mrozinski , ARNP

Nurse Practitioner

NPI 1316554017

Advanced Registered Nurse Practitioner

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

8 Historical Events
πŸ“
Updated Practice Location February 24, 2026

Registered at 1221 MADISON ST STE 600, SEATTLE, WA 981041364 (Tel: 2062155900)

πŸ“
Updated Business Mailing Address February 24, 2026

Registered at PO BOX 25608, SALT LAKE CITY, UT 841250608 (Tel: 2063204476)

βœ…
NPI Profile Active September 03, 2008

NPI status registered as active in NPPES database

πŸ“
Practice Location (Initial Record) September 03, 2008

Registered at 4455 148TH AVE NE, BELLEVUE, WA 980073120 (Tel: 4258616281)

πŸ“
Business Mailing Address (Initial Record) September 03, 2008

Registered at 4455 148TH AVE NE, BELLEVUE, WA 980073120 (Tel: 4258616281)

πŸ‘€
Provider Name / Credentials (Initial Record) September 03, 2008

Recorded as JOHNNA MILLEN, ARNP

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) September 03, 2008

Nurse Practitioner (license number reported to NPPES: WA AP30005774)

🟒
Initial NPI Registration & Enumeration September 03, 2008

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1790933729
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 03, 2008
Last Update: February 24, 2026
Sole Proprietor: No

Other Nurse Practitioners in Seattle

All Nurse Practitioners in Seattle

Mailing Address

Po Box 25608

Salt Lake City, UT 841250608

Phone: 2063204476

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.