Marli Corbett, PHD
Counseling Psychologist · Tacoma, WA
Marli Corbett, PHD is a counseling psychologist with a practice address in Tacoma, Washington, and NPI 1689471781, issued on Feb 26, 2025. Check the license (Washington PY61648465, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marli Corbett
- Credential
- PHD
- Primary taxonomy
- Counseling Psychologist 103TC1900X
- License number
- PY61648465 WA
Self-reported in NPPES; status is on the state search - Practice location
- 711 Court A Ste 114, Tacoma, WA 98402
- Phone
- (253) 269-6063
- Enumerated
- Feb 26, 2025
- Record last updated
- Sep 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20260507003321); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest counseling psychologist records → All 172 in Washington → Look up another NPI →
Also registered at 711 Court A Ste 114
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine O'Neal, PSYDClinical Psychologist1487541181
- Cynthia SwanlundPsychologist1609399054
Verify Marli Corbett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PY61648465Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Olympic Psychology Services, PLLCTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marli Corbett among 172 counseling psychologist records in Washington
Marli Corbett, PHD is one of 172 counseling psychologist records with a practice address in Washington. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than over 99% of them.
- NPI issued2025 · over 99% of these records are older, 0% newer
- In a Medicare fileYes · 4% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2023 · median 2001 among the 17 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC1900X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Counseling Psychologist providers in Washington
There are 172 counseling psychologist records in Washington.
All 172 in Washington → Every provider in Tacoma → Counseling Psychologist nationwide →
The 8 counseling psychologist records with the nearest ZIP codes
- Ryan DonovanTacoma, WA 984021821851601
- Gabriella Luther, BATacoma, WA 984021265012884
- April RichardsonTacoma, WA 984021740889732
- Alexandra Emery, PHDTacoma, WA 984061679168686
- Chase Ochrach, PHDTacoma, WA 984061679091847
- Jeffrey Okey, PH.D.Tacoma, WA 984091033284476
- Geoffrey Soleck, PH. D.Tacoma, WA 984091881970911
- Annette Berlin, MHC-ASSOCIATESequim, WA 983821700492998
Common questions
What is Marli Corbett, PHD's NPI number?
Marli Corbett, PHD's National Provider Identifier (NPI) is 1689471781, issued on Feb 26, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Marli Corbett, PHD located?
The NPPES record lists a practice address at 711 Court A Ste 114, Tacoma, WA, 98402. Phone: (253) 269-6063. Providers update this record themselves, so call before visiting.
How can I verify Marli Corbett, PHD's license?
NPPES lists Washington license number PY61648465, as entered by the provider. Search the Washington 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. 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.