Diane L. Hilliard, LCSW
Clinical Social Worker · Tacoma, WA
Diane L. Hilliard, LCSW is a clinical social worker with a practice address in Tacoma, Washington, and NPI 1588706592, issued on Feb 13, 2007. Check the license (Washington LW61154048, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Diane L. Hilliard
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License numbers
- LW61154048 WA
LCS 19878 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9505 S Steele St, Tacoma, WA 98444
- Phone
- (253) 597-6800
- Enumerated
- Feb 13, 2007
- Record last updated
- Sep 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (253) 597-6888
- Medicare enrollment
- Enrolled (PECOS I20210929002865); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 6,382 in Washington → Look up another NPI →
Also registered at 9505 S Steele St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mubarak Akadri, MDInternal Medicine Physician1043848690
- Douglas Bell, DOFamily Medicine Physician1487786653
- Steven Berman, M.D.Pediatrics Physician1629125810
- Shannon BougieCase Manager/Care Coordinator1720483290
- Jeanne Bulla, ARNPFamily Nurse Practitioner1689745531
- Katie Carper, PA-CPhysician Assistant1578846796
Verify Diane L. Hilliard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license LW61154048Check 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
- Kaiser Foundation Health Plan OF WashingtonTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diane L. Hilliard among 6,382 clinical social worker records in Washington
Diane L. Hilliard, LCSW is one of 6,382 clinical social worker records with a practice address in Washington. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 10% of them.
- NPI issued2007 · 10% of these records are older, 81% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 15% of these records are
- Graduated1988 · median 2010 among the 984 with a school on file
- Record last updated2021 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
518 clinical social worker records list a practice address in Tacoma
They are 518 of the 13,715 NPPES records with a practice address in Tacoma, and 6,382 clinical social worker records in Washington.
All 6,382 in Washington → Every provider in Tacoma → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Matthew Ehler, LICSWTacoma, WA 984441568087518
- Tomika JohnsonTacoma, WA 984441023452273
- Rene Rice, LICSWTacoma, WA 984441922591387
- Merrillee Royse, LICSWTacoma, WA 984441063142149
- Laura Sachs, MSW, LICSWTacoma, WA 984441366748758
- Josephine Asiata-TuugaTacoma, WA 984451326331729
- Christina Forbes, LSWAICTacoma, WA 984431740071976
- David SullivanTacoma, WA 984451689448052
Common questions
What is Diane L. Hilliard, LCSW's NPI number?
Diane L. Hilliard, LCSW's National Provider Identifier (NPI) is 1588706592, issued on Feb 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Diane L. Hilliard, LCSW located?
The NPPES record lists a practice address at 9505 S Steele St, Tacoma, WA, 98444. Phone: (253) 597-6800. Providers update this record themselves, so call before visiting.
How can I verify Diane L. Hilliard, LCSW's license?
NPPES lists Washington license number LW61154048, 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.