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HALLIE GRANVILLE ARNP
NPI 1649814658
Advanced Practice Midwife in Arlington, WA

Active since November 01, 2019PECOS EnrolledAccepts Medicare Assignment
307 N OLYMPIC AVE STE 206, ARLINGTON, WA 98223(360) 229-5954(360) 200-0463 Get Directions Write a Review

NPPES record last updated: February 21, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 20, 2021, Nov 1, 2019 (2 updates tracked since 2019).

About Hallie Granville Arnp NPPES

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

HALLIE GRANVILLE ARNP (NPI 1649814658) is an individual advanced practice midwife in Arlington, Washington, licensed in Washington (AP61012020) and active in the NPI registry since November 2019. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1649814658
Entity TypeIndividualFemale
Primary Taxonomy367A00000X
Provider Legal NameHALLIE GRANVILLECredential: ARNP
Location Address307 N OLYMPIC AVE STE 206Arlington, WA 98223-1351
Mailing Address307 N Olympic Ave Ste 206Arlington, WA 98223-1351 · (360) 229-5954 · Fax (360) 200-0463
Phone(360) 229-5954
Fax(360) 200-0463
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateNovember 1, 2019
Last NPPES UpdateFebruary 21, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 21, 2026
✔ NPI 1649814658 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAdvanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367A00000X
License✔ Licensed in WA · AP61012020
Definition
Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproductive health; gynecologic health; and family planning services, including preconception care. Midwives also provide primary care for individuals from adolescence throughout the lifespan as well as care for the healthy newborn during the first 28 days of life. Midwives provide initial and ongoing comprehensive assessment, diagnosis, and treatment. Midwifery care includes health promotion, disease prevention, risk assessment and management, and individualized wellness education and counseling. Source: American College of Nurse-Midwives, www.midwife.org Additional Resources: See the American College of Nurse-Midwives, www.midwife.org, for more information on Certified Nurse-Midwives, Certified Midwives, the American Midwifery Certification Board (AMCB), and licensure.
Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X · License AP70020788 (WA)
307 N OLYMPIC AVE STE 206, Arlington, WA 98223
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Secondary Practice Locations 2

Location 11321 Colby AveEverett, WA 98201-1665 · Phone (425) 261-2000 · Fax (425) 258-7550
Location 2900 Pacific Ave Ste 501Everett, WA 98201-4189 · Phone (425) 258-7550 · Fax (425) 258-7550

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Hallie Granville Arnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5799112553
PECOS Enrollment IDI20200218000711
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98223 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
Established Patient
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TRIPLE KNOT PLLC
Nurse Practitioner (Psychiatric/Mental Health)
307 N OLYMPIC AVE STE 206
ARLINGTON, WA 98223
Snohomish County (360) 229-5954

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 Hallie Granville's NPI number?

The NPI number for Hallie Granville is 1649814658. It was assigned to this individual provider in the NPPES registry on November 1, 2019.

Where is Hallie Granville located?

Hallie Granville practices at 307 N Olympic Ave Ste 206, Arlington, WA 98223. The listed phone number is (360) 229-5954.

What is Hallie Granville's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Is Hallie Granville enrolled in Medicare?

Yes. Hallie Granville is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Hallie Granville accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Hallie Granville 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 Hallie Granville was last updated on February 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.