MRS. GRETCHEN NALLEY FNP-BC
NPI 1376973909
Nurse Practitioner in Silverdale, WA

Q: What is Gretchen Nalley's NPI number?

The NPI number for Gretchen Nalley is 1376973909. It was assigned to this individual provider in the NPPES registry on November 18, 2013. The provider is also known as Gretchen Ta Arnp.

Q: What is Gretchen Nalley's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Gretchen Nalley was last updated on September 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since November 18, 2013PECOS EnrolledAccepts Medicare Assignment

2011 NW MYHRE PL, SILVERDALE, WA 98383(360) 830-1706(360) 830-1784 Get Directions Write a Review

NPPES record last updated: September 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 17, 2025, Feb 10, 2022, Jan 10, 2018 and 2 more (5 updates tracked since 2017).

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About Mrs. Gretchen Nalley Fnp-bc NPPES

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

MRS. GRETCHEN NALLEY FNP-BC (NPI 1376973909) is an individual nurse practitioner in Silverdale, Washington, licensed in Washington (AP60486241) and active in the NPI registry since November 2013. She is enrolled in Medicare PECOS, is affiliated with Harrison Medical Center, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1376973909

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMRS. GRETCHEN NALLEYCredential: FNP-BC

Location Address2011 NW MYHRE PLSilverdale, WA 98383-8561

Mailing Address9621 Ridgetop Blvd NwSilverdale, WA 98383-8502

Phone(360) 830-1706

Fax(360) 830-1784

Sole ProprietorYes

Medical School CMSOtherGraduated 2013

Enumeration DateNovember 18, 2013

Last NPPES UpdateSeptember 17, 20255 updates tracked since enumeration

NPPES CertifiedSeptember 17, 2025

✔ NPI 1376973909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in WA · AP60486241

Definition

(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.

2011 NW MYHRE PL, Silverdale, WA 98383

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Other Names 1

Former Name (1)Gretchen Ta Arnp

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, 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

Mrs. Gretchen Nalley Fnp-bc 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 ID3274766449

PECOS Enrollment IDI20150425000380

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.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

105 services71 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

87 services73 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

24 services14 patients

Professional service for single injection of allergen 95115

A single allergen injection is a procedure where a small amount of a specific allergen is injected into your body. This is done to test your body's reaction to the allergen or to help your immune system become less sensitive to it, reducing allergic symptoms.

22 services13 patients

Test to measure rate of airflow 94375

This test, known as spirometry, measures how much air you can breathe in and out, and how quickly you can do so. It helps assess your lung function and can be used to diagnose or monitor conditions like asthma or COPD.

20 services20 patients

Administration and interpretation of patient-focused health risk assessment 96160

This procedure involves a detailed evaluation of your health to identify potential risks. It includes analyzing your medical history, lifestyle habits, and family health history. The results are interpreted to provide a personalized plan to improve your health and prevent future issues.

16 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Harrison Medical Center

Acute Care Hospitals · Bremerton, WA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500039

Location2520 Cherry AvenueBremerton, WA 98310 · Kitsap County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98383 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

$100.78 typical visit price

range $18.56 – $141.11

Typical copayment $25.19 (range $4.64 – $35.27)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 20

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604