Gary L. Leno, P.M.H.N.P.
Adult Psychiatric/Mental Health Clinical Nurse Specialist · Walla Walla, WA
Gary L. Leno, P.M.H.N.P. is an adult psychiatric/mental health clinical nurse specialist with a practice address in Walla Walla, Washington, and NPI 1457301491, issued on May 11, 2006. Check the license (Washington AP60426528, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gary L. Leno
- Credential
- P.M.H.N.P.
- Primary taxonomy
- Adult Psychiatric/Mental Health Clinical Nurse Specialist 364SP0809X
- License numbers
- AP60426528 WA
200350053NP PMHNP-PP OR
Self-reported in NPPES; status is on the state search - Practice location
- 1520 Kelly PL, Walla Walla, WA 99362
- Phone
- (509) 522-4000
- Enumerated
- May 11, 2006
- Record last updated
- Feb 24, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (509) 522-5290
- Medicaid IDs
- 223347 OR
1457301491 WA - Entity
- Type 1 · individual
Also registered at 1520 Kelly PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shiloh AkariCounselor1366226482
- Amanda AndersonSocial Worker1881332682
- Snejana ApleyCase Manager/Care Coordinator1457087520
- Mariah ArlintClinical Social Worker1285477281
- Alina Avalos, RN 61314045Registered Nurse1942088604
- Katie BaileyPeer Specialist1821775776
Verify Gary L. Leno in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP60426528Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average adult psychiatric/mental health clinical nurse specialist in 2024
322 Medicare Part D claims for 59 beneficiaries, against an average of 1,167 among the 347 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Olanzapine Odt22 claims
- Trazodone Hcl19 claims
- Benztropine Mesylate17 claims
- Clonazepam15 claims
- Quetiapine Fumarate15 claims
- Olanzapine14 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.
Adult Psychiatric/Mental Health Clinical Nurse Specialist providers in Washington
There are 17 adult psychiatric/mental health clinical nurse specialist records in Washington.
Other adult psychiatric/mental health clinical nurse specialist records in Washington
- Judith Cooke, MA CS ARNPSpokane, WA1386789808
- Marilyn Criddle, A.R.N.P., PH.DSeattle, WA1114013612
- Bobbie Fletcher, ARNPSumner, WA1487650784
- David GerardotOlympia, WA1467623520
- Mary Jane Golden, ARNPSeattle, WA1598861080
- Susan Hendershot Link, RN, PH.D., PMHCNS-BCVancouver, WA1891196564
- Marilyn Holmes, ARNPMount Vernon, WA1689602377
- Michael Kennedy, PHD, ARNPSeattle, WA1023491743
- Carolyn Livingston, ARNPSeattle, WA1851430151
- Melanie Markle, A.R.N.P.Seattle, WA1336310457
Common questions
What is Gary L. Leno, P.M.H.N.P.'s NPI number?
Gary L. Leno, P.M.H.N.P.'s National Provider Identifier (NPI) is 1457301491, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary L. Leno, P.M.H.N.P. located?
The NPPES record lists a practice address at 1520 Kelly PL, Walla Walla, WA, 99362. Phone: (509) 522-4000. Providers update this record themselves, so call before visiting.
How can I verify Gary L. Leno, P.M.H.N.P.'s license?
NPPES lists Washington license number AP60426528, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Gary L. Leno, P.M.H.N.P. prescribe under Medicare Part D?
In 2024, Gary L. Leno, P.M.H.N.P. had 322 Medicare Part D claims for 59 beneficiaries; the average among adult psychiatric/mental health clinical nurse specialist prescribers was 1,167. 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.