NPPES file of Aug 9, 2026

Merrill A. Brown, LCSW-C

Clinical Social Worker · Lanham, MD

Merrill A. Brown, LCSW-C is a clinical social worker with a practice address in Lanham, Maryland, and NPI 1679723670, issued on Sep 25, 2008. Check the license (Maryland 11909, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679723670
Name
Merrill A. Brown
Credential
LCSW-C
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
11909 MD
6801080019 MI
Self-reported in NPPES; status is on the state search
Practice location
9320 Annapolis RD, Lanham, MD 20706
Phone
(301) 577-8152
Enumerated
Sep 25, 2008
Record last updated
Sep 25, 2008 (not updated in 18 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 9320 Annapolis RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Susie Johnson, LCDACAddiction (Substance Use Disorder) Counselor1699925602

Verify Merrill A. Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 11909
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

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Merrill A. Brown among 9,007 clinical social worker records in Maryland

Merrill A. Brown, LCSW-C is one of 9,007 clinical social worker records with a practice address in Maryland. 11% 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 2008, is newer than 23% of them.

  • NPI issued2008 · 23% of these records are older, 74% newer
  • In a Medicare fileNo · 11% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2008 · 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 1041C0700X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

57 clinical social worker records list a practice address in Lanham

They are 57 of the 2,465 NPPES records with a practice address in Lanham, and 9,007 clinical social worker records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Tarrah Bonaparte, LCSW-CLanham, MD 207061134330582
  2. Monika Cope, LCSW-CLanham, MD 207061245471671
  3. Helen DixonLanham, MD 207061861569980
  4. Peter Fitts, MSWLanham, MD 207061841464559
  5. Carlisle Greaves, LCSW-CLanham, MD 207061942494463
  6. Amina Hall, MSWLanham, MD 207061205056819
  7. Sharon Hobson, LCSW-CLanham, MD 207061881813046
  8. Meghan Koehler, LCSW-CLanham, MD 207061205047388

Common questions

What is Merrill A. Brown, LCSW-C's NPI number?

Merrill A. Brown, LCSW-C's National Provider Identifier (NPI) is 1679723670, issued on Sep 25, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Merrill A. Brown, LCSW-C located?

The NPPES record lists a practice address at 9320 Annapolis RD, Lanham, MD, 20706. Phone: (301) 577-8152. Providers update this record themselves, so call before visiting.

How can I verify Merrill A. Brown, LCSW-C's license?

NPPES lists Maryland license number 11909, as entered by the provider. Search the Maryland 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.