NPPES file of Aug 9, 2026

Natalie Brooke Mayse, ARNP

Psychiatric/Mental Health Nurse Practitioner · Spokane, WA

Natalie Brooke Mayse, ARNP is a psychiatric/mental health nurse practitioner with a practice address in Spokane, Washington, and NPI 1679243059, issued on Sep 16, 2021. Check the license (Washington 61586022, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679243059
Name
Natalie Brooke Mayse
Credential
ARNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
61586022 WA
AP61586022 WA
RN61058794 WA
Self-reported in NPPES; status is on the state search
Practice location
605 E Holland Ave Ste 200, Spokane, WA 99218
Phone
(509) 342-3480
Enumerated
Sep 16, 2021
Record last updated
Jul 17, 2026
Fax
(509) 342-3481
Medicare enrollment
Enrolled (PECOS I20241001003139); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 605 E Holland Ave Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mikayla Button, DOFamily Medicine Physician1053052779
  2. Jason Crenshaw, PA-CPhysician Assistant1104439660
  3. Jared Fincher, DOFamily Medicine Physician1841931300
  4. Kristina Goodman, PA-CPhysician Assistant1962983072
  5. Jade Graff, ARNP, FNP-CNurse Practitioner1780376061
  6. Andrew Johnson, PACPhysician Assistant1881135812

Verify Natalie Brooke Mayse in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license 61586022
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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87% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

121 Medicare Part D claims for 22 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Natalie Mayse121
  2. Specialty average906

Most prescribed

  1. Lamotrigine15 claims
  2. Quetiapine Fumarate12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Multicare Health SystemGig Harbor, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Natalie Brooke Mayse among 1,875 psychiatric/mental health nurse practitioner records in Washington

Natalie Brooke Mayse, ARNP is one of 1,875 psychiatric/mental health nurse practitioner records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 64% of them.

  • NPI issued2021 · 64% of these records are older, 29% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2024 · median 2020 among the 904 with a school on file
  • Record last updated2026 · 28% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

154 psychiatric/mental health nurse practitioner records list a practice address in Spokane

They are 154 of the 14,049 NPPES records with a practice address in Spokane, and 1,875 psychiatric/mental health nurse practitioner records in Washington.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Justin Bayley, ARNPSpokane, WA 992181013581636
  2. Angela Cowell, PMHNP-BCSpokane, WA 992181760195382
  3. Michael Van Gelder, M.S., M.N., PMHNPSpokane, WA 992181841480761
  4. Kate Bluestone, PMHNP-BCSpokane Valley, WA 992161295325223
  5. Fred Itveldt, MSNSpokane Valley, WA 992161619393204
  6. Laura Newsom, ARNPSpokane Valley, WA 992161306477112
  7. Nury Quevedo, RNSpokane Valley, WA 992161518838093
  8. Nadee Siriwardana, APRN, PMHNP-BCSpokane Valley, WA 992161073912242

Common questions

What is Natalie Brooke Mayse, ARNP's NPI number?

Natalie Brooke Mayse, ARNP's National Provider Identifier (NPI) is 1679243059, issued on Sep 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Natalie Brooke Mayse, ARNP located?

The NPPES record lists a practice address at 605 E Holland Ave Ste 200, Spokane, WA, 99218. Phone: (509) 342-3480. Providers update this record themselves, so call before visiting.

How can I verify Natalie Brooke Mayse, ARNP's license?

NPPES lists Washington license number 61586022, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Natalie Brooke Mayse, ARNP prescribe under Medicare Part D?

In 2024, Natalie Brooke Mayse, ARNP had 121 Medicare Part D claims for 22 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.