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WOMEN'S HEALTHCARE ALLIANCE PLLC
NPI 1821409111
Obstetrics & Gynecology in Seattle, WA

Active since May 08, 2014
1101 MADISON ST STE 1150, SEATTLE, WA 98104(206) 386-3400(206) 386-3411 Get Directions Write a Review

NPPES record last updated: October 31, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Women's Healthcare Alliance Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WOMEN'S HEALTHCARE ALLIANCE PLLC (NPI 1821409111) is a healthcare organization registered as an obstetrics & gynecology in Seattle, Washington and active in the NPI registry since May 2014. The organization lists Jennifer Melville, Physician, as its authorized official.

NPPES Registry Identity

NPI1821409111
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameWOMEN'S HEALTHCARE ALLIANCE PLLC
Location Address1101 MADISON ST STE 1150Seattle, WA 98104-3558
Mailing Address1101 Madison St Ste 1150Seattle, WA 98104-3558 · (206) 386-3400 · Fax (206) 386-3411
Phone(206) 386-3400
Fax(206) 386-3411
Organization SubpartNo
Authorized OfficialJennifer MelvillePhysician · (206) 386-3400
Enumeration DateMay 8, 2014
Last NPPES UpdateOctober 31, 2024
NPPES CertifiedOctober 31, 2024
✔ NPI 1821409111 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1101 MADISON ST STE 1150, Seattle, WA 98104
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Women's Healthcare Alliance Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

16

Medicare enrollment records show 16 clinicians reassign Medicare billing to Women's Healthcare Alliance PLLC, which bills Medicare for the services they deliver. Of these, 14 practice at this address and 16 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 2

Obstetrics/Gynecology11
Nurse Practitioner5

Clinicians, nearest first (16)

Elizabeth Anderson, ARNP
Nurse Practitioner
NPI 1811132210
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Tiffany Chen, M.D.
Obstetrics/Gynecology
NPI 1740523455
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Rachel Herrmann, ARNP
Nurse Practitioner
NPI 1841838422
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Jie Jiao, M.D., M.P.H.
Obstetrics/Gynecology
NPI 1659734937
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Sondra Kapnadak, MD
Obstetrics/Gynecology
NPI 1750586905
1101 MADISON ST STE 950
Seattle, WA 98104
(206) 682-5800
✔ PECOS✔ Accepts MedicareSame address
Molly Levine, MD
Obstetrics/Gynecology
NPI 1396322434
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Jennifer Melville
Obstetrics/Gynecology
NPI 1710066477
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Shelley Miksis, RN, ARNP
Nurse Practitioner
NPI 1396731980
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Rachel Pelto, ARNP
Nurse Practitioner
NPI 1760719108
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Lauren Pray, MD
Obstetrics/Gynecology
NPI 1558494179
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Diana Koala, MD
Obstetrics/Gynecology
NPI 1811969801
1101 MADISON ST SUITE 950
Seattle, WA 98104
(206) 682-5800
✔ PECOS✔ Accepts MedicareSame address
Wendy Lorentz, MD
Obstetrics/Gynecology
NPI 1346355328
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Ana Torvie, MD
Obstetrics/Gynecology
NPI 1508155284
1101 MADISON ST SUITE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
Karen Bar-Joseph, M.D.
Obstetrics/Gynecology
NPI 1164686077
1101 MADISON ST STE 1150
Seattle, WA 98104
(206) 386-3400
✔ PECOS✔ Accepts MedicareSame address
John Eggers, MD
Obstetrics/Gynecology
NPI 1215981287
1229 MADISON ST STE 750
Seattle, WA 98104
(206) 386-2101
✔ PECOS0.1 mi
Clare Christensen, MSN, ARNP
Nurse Practitioner
NPI 1285973073
2001 E MADISON ST
Seattle, WA 98122
(206) 328-7734
✔ PECOS✔ Accepts Medicare1.1 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Women's Healthcare Alliance PLLC's NPI number?

The NPI number for Women's Healthcare Alliance PLLC is 1821409111. It was assigned to this organization in the NPPES registry on May 8, 2014.

Where is Women's Healthcare Alliance PLLC located?

Women's Healthcare Alliance PLLC is located at 1101 Madison St Ste 1150, Seattle, WA 98104. The listed phone number is (206) 386-3400.

What is Women's Healthcare Alliance PLLC's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Women's Healthcare Alliance PLLC enrolled in Medicare?

Yes. Women's Healthcare Alliance PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Women's Healthcare Alliance PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 16 clinicians in 2 Medicare specialties reassign their Medicare billing to Women's Healthcare Alliance PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Obstetrics/Gynecology (11) and Nurse Practitioner (5). Of these, 14 practice at this address and 16 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Women's Healthcare Alliance PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Women's Healthcare Alliance PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Women's Healthcare Alliance PLLC was last updated on October 31, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.