Marguerite Cusack, JD, LICSW, LCSW
Clinical Social Worker · Washington, DC
Marguerite Cusack, JD, LICSW, LCSW is a clinical social worker with a practice address in Washington, District of Columbia, and NPI 1710435441, issued on Sep 11, 2016. Check the license (District of Columbia LC50080593, as entered in NPPES) with the District of Columbia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marguerite Cusack
- Credential
- JD, LICSW, LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License numbers
- LC50080593 DC
090409410 VA
Self-reported in NPPES; status is on the state search - Practice location
- 910 17TH St NW, Washington, DC 20006
- Phone
- (202) 441-5148
- Enumerated
- Sep 11, 2016
- Record last updated
- Sep 11, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 1,921 in District of Columbia → Look up another NPI →
Also registered at 910 17TH St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Susan Lesser, MSWClinical Social Worker1396848826
Verify Marguerite Cusack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license LC50080593Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Marguerite Cusack among 1,921 clinical social worker records in District of Columbia
Marguerite Cusack, JD, LICSW, LCSW is one of 1,921 clinical social worker records with a practice address in District of Columbia. 6% 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 2016, is newer than 53% of them.
- NPI issued2016 · 53% of these records are older, 42% newer
- In a Medicare fileNo · 6% of these records are
- In the CMS Doctors and Clinicians fileNo · 10% of these records are
- Record last updated2016 · 64% 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 District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,912 clinical social worker records list a practice address in Washington
They are 1,912 of the 45,857 NPPES records with a practice address in Washington, and 1,921 clinical social worker records in District of Columbia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,921 in District of Columbia → Every provider in Washington → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Marvin Cain Alexander, PHD, LICSWWashington, DC 200061093993370
- Jerri Anglin, MSWWashington, DC 200061063446995
- Gary Brown, LCSWWashington, DC 200061952634537
- Adrienne CypresWashington, DC 200061306975636
- Noella Driscoll, LICSWWashington, DC 200061770793903
- Martha Dupecher, PH.D., MSWWashington, DC 200061699875773
- Deborah Eason, LCSW, BCDWashington, DC 200061790791556
- Susan Lesser, MSWWashington, DC 200061396848826
Common questions
What is Marguerite Cusack, JD, LICSW, LCSW's NPI number?
Marguerite Cusack, JD, LICSW, LCSW's National Provider Identifier (NPI) is 1710435441, issued on Sep 11, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Marguerite Cusack, JD, LICSW, LCSW located?
The NPPES record lists a practice address at 910 17TH St NW, Washington, DC, 20006. Phone: (202) 441-5148. Providers update this record themselves, so call before visiting.
How can I verify Marguerite Cusack, JD, LICSW, LCSW's license?
NPPES lists District of Columbia license number LC50080593, as entered by the provider. Search the District of Columbia 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.