Diane Gail Mercier, PH.D.
Clinical Psychologist · Reno, NV
Diane Gail Mercier, PH.D. is a clinical psychologist with a practice address in Reno, Nevada, and NPI 1730236431, issued on Jan 4, 2007. Check the license (Nevada PY139, as entered in NPPES) with the Nevada board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Diane Gail Mercier
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PY139 NV
Self-reported in NPPES; status is on the state search - Practice location
- 177 Cadillac PL, Reno, NV 89509
- Phone
- (775) 827-7501
- Enumerated
- Jan 4, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (775) 827-7504
- Medicare enrollment
- Enrolled (PECOS I20110525000384); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 346 in Nevada → Look up another NPI →
Also registered at 177 Cadillac PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richard Cook, LMFTMarriage & Family Therapist1134298656
- Margaret Sei, LCSWClinical Social Worker1407906480
- Robert Stuyvesant, MSWClinical Social Worker1396895207
Verify Diane Gail Mercier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Nevada board licenses this profession
Search for license PY139Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Diane Gail Mercier among 346 clinical psychologist records in Nevada
Diane Gail Mercier, PH.D. is one of 346 clinical psychologist records with a practice address in Nevada. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 21% of them.
- NPI issued2007 · 21% of these records are older, 61% newer
- In a Medicare fileNo · 10% of these records are
- In the CMS Doctors and Clinicians fileYes · 22% of these records are
- Graduated1984 · median 2009 among the 77 with a school on file
- Record last updated2007 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Psychologist providers in Nevada
There are 346 clinical psychologist records in Nevada. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 346 in Nevada → Every provider in Reno → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- April Bay, PH.D.Reno, NV 895091942492368
- Elaine Brown, PH.D.Reno, NV 895091972702082
- Sarah Burkett, PSY.D.Reno, NV 895091760513733
- Herbert Coard, ED.D.Reno, NV 895091609931351
- Jeffrey Corpuel, PH.D.Reno, NV 895091316164023
- William Danton, PH.D.Reno, NV 895091952399289
- Karyn Forsyth, PH.D.Reno, NV 895091871633834
- E. Ree Noh, PH.D.Reno, NV 895091770603029
Common questions
What is Diane Gail Mercier, PH.D.'s NPI number?
Diane Gail Mercier, PH.D.'s National Provider Identifier (NPI) is 1730236431, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Diane Gail Mercier, PH.D. located?
The NPPES record lists a practice address at 177 Cadillac PL, Reno, NV, 89509. Phone: (775) 827-7501. Providers update this record themselves, so call before visiting.
How can I verify Diane Gail Mercier, PH.D.'s license?
NPPES lists Nevada license number PY139, as entered by the provider. Search the Nevada board that licenses this profession; the NPPES record confirms identity 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. 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.