Richard Stuart Keyser, ARNP
Psychiatric/Mental Health Nurse Practitioner · Vancouver, WA
Richard Stuart Keyser, ARNP is a psychiatric/mental health nurse practitioner with a practice address in Vancouver, Washington, and NPI 1346428125, issued on Feb 4, 2008. Check the license (Washington AP30000890, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Richard Stuart Keyser
- Credential
- ARNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- AP30000890 WA
AP 30000890 WA
Self-reported in NPPES; status is on the state search - Practice location
- 5197 NW Lower River RD Bldg 1, Vancouver, WA 98660
- Phone
- (360) 205-1222
- Enumerated
- Feb 4, 2008
- Record last updated
- Mar 26, 2024
- Fax
- (360) 469-1720
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 1,875 in Washington → Look up another NPI →
Also registered at 5197 NW Lower River RD Bldg 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nadia Butler, RNRegistered Nurse1174323216
- April CandiffAddiction (Substance Use Disorder) Counselor1992573919
- Andrew FeustelPeer Specialist1679308597
- Kailiyah Fossen-TamayoCase Manager/Care Coordinator1114749744
- Gary GarciaPeer Specialist1386477321
- Ilana Hernandez, CPCPeer Specialist1679324727
Verify Richard Stuart Keyser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP30000890Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
264 Medicare Part D claims for 36 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 12 claims were for opioids.
Most prescribed
- Gabapentin23 claims
- Fluoxetine Hcl21 claims
- Lamotrigine16 claims
- Olanzapine15 claims
- Trazodone Hcl15 claims
- Quetiapine Fumarate14 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.
Industry payments in 2024: $755.62
16 payments; by number, the most common kind was food and beverage; the largest payer was Axsome Therapeutics, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Richard Stuart Keyser among 1,875 psychiatric/mental health nurse practitioner records in Washington
Richard Stuart Keyser, 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 2008, is newer than 15% of them.
- NPI issued2008 · 15% of these records are older, 84% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2024 · 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).
Psychiatric/Mental Health Nurse Practitioner providers in Washington
There are 1,875 psychiatric/mental health nurse practitioner records in Washington.
All 1,875 in Washington → Every provider in Vancouver → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Jessica Bentura Jimenez, DNP, PMHNPVancouver, WA 986601285392126
- Kelly Sue Bracken, PMHNPVancouver, WA 986601861366932
- William Dehen, ARNPVancouver, WA 986601154558666
- Victor Gomes, ARNP, PMHNP-BCVancouver, WA 986601366859175
- John Johnson, NURSE PRACTITIONERVancouver, WA 986601003413808
- Kassandra Ransom, PMHNPVancouver, WA 986601124682232
- Rebecca RennVancouver, WA 986601639975386
- Kim Carnahan, ARNPVancouver, WA 986611407981095
Common questions
What is Richard Stuart Keyser, ARNP's NPI number?
Richard Stuart Keyser, ARNP's National Provider Identifier (NPI) is 1346428125, issued on Feb 4, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Richard Stuart Keyser, ARNP located?
The NPPES record lists a practice address at 5197 NW Lower River RD Bldg 1, Vancouver, WA, 98660. Phone: (360) 205-1222. Providers update this record themselves, so call before visiting.
How can I verify Richard Stuart Keyser, ARNP's license?
NPPES lists Washington license number AP30000890, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Richard Stuart Keyser, ARNP prescribe under Medicare Part D?
In 2024, Richard Stuart Keyser, ARNP had 264 Medicare Part D claims for 36 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.