MR. ZACHARY D STILES
NPI 1407374747
Physician Assistant - Medical in Spokane, WA

Q: What is Zachary Stiles's NPI number?

The NPI number for Zachary Stiles is 1407374747. It was assigned to this individual provider in the NPPES registry on September 7, 2017.

Q: What is Zachary Stiles's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for Zachary Stiles was last updated on May 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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 September 07, 2017PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

322 W NORTH RIVER DR, SPOKANE, WA 99201(509) 324-6464(509) 241-2056 Get Directions Write a Review

NPPES record last updated: May 20, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 20, 2025, Jul 21, 2022, Nov 9, 2018 (3 updates tracked since 2018).

On this page

About Mr. Zachary D Stiles NPPES

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

MR. ZACHARY D STILES (NPI 1407374747) is an individual medical provider in Spokane, Washington, licensed in Washington (PA60896690) and active in the NPI registry since September 2017. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1407374747

Entity TypeIndividualMale

Primary Taxonomy363AM0700X

Provider Legal NameMR. ZACHARY D STILES

Location Address322 W NORTH RIVER DRSpokane, WA 99201-3208

Mailing Address220 E Rowan Ave Ste 300Spokane, WA 99207-1203 · (509) 489-3554 · Fax (509) 232-4387

Phone(509) 324-6464

Fax(509) 241-2056

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateSeptember 7, 2017

Last NPPES UpdateMay 20, 20253 updates tracked since enumeration

NPPES CertifiedMay 20, 2025

✔ NPI 1407374747 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

License✔ Licensed in WA · PA60896690

322 W NORTH RIVER DR, Spokane, WA 99201

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Secondary Practice Locations 2

Location 1MEDEX Northwest, 4311 11th Avenue NE, Suite 200Seattle, WA 98105 · Phone (206) 616-4001

Location 2220 E Rowan Ave Ste 300Spokane, WA 99207 · Phone (509) 489-3554 ext. 109 · Fax (509) 232-4387

Other Identifiers 1

Medicaid2110931WA

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

Mr. Zachary D Stiles 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 ID6709120504

PECOS Enrollment IDI20181205002163

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 5

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 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.

200 services90 patients

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.

110 services67 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

43 services43 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

31 services20 patients

Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438

An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.

18 services18 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

100

Promoting Interoperability

100

Improvement Activities

Cost

100

Reported Quality Measures

Adult Major Depressive Disorder (MDD): Suicide Risk Assessment

0%462 patients

Appropriate Treatment for Upper Respiratory Infection (URI)

91%281 patients4/55-star benchmark: 100%

Breast Cancer Screening

2%191 patients1/55-star benchmark: 93%

Cervical Cancer Screening

0%342 patients1/55-star benchmark: 98%

Chlamydia Screening for Women

29%31 patients

Colorectal Cancer Screening

8%570 patients1/55-star benchmark: 88%

Controlling High Blood Pressure

83%322 patients4/55-star benchmark: 91%

Diabetes: Eye Exam

0%154 patients1/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

21%154 patients4/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

100%3,841 patients5/55-star benchmark: 100%

e-Prescribing

100%12,919 patients5/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

93%375 patients4/55-star benchmark: 100%

Functional Status Assessments for Heart Failure

0%36 patients

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

97%1,183 patients4/55-star benchmark: 98%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

27%697 patients2/55-star benchmark: 97%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

45%1,831 patients3/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 99% · 902 patients

Patients screened: 99% · 902 patients

96%159 patients4/55-star benchmark: 100%

Provide Patients Electronic Access to Their Health Information

92%1,440 patients4/55-star benchmark: 100%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

57%335 patients2/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 6% · 393 patients

Patients totalRate: 20% · 393 patients

19%393 patients3/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

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