NPPES file of Aug 9, 2026

Nailah Cook, LCSW, LCSW-C, LICSW

Clinical Social Worker · Largo, MD

Nailah Cook, LCSW, LCSW-C, LICSW is a clinical social worker with a practice address in Largo, Maryland, and NPI 1891038592, issued on Apr 1, 2013. Check the license (Maryland 24114, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1891038592
Name
Nailah Cook
Credential
LCSW, LCSW-C, LICSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
24114 MD
LC50080789 DC
0904007938 VA
Self-reported in NPPES; status is on the state search
Practice location
1300 Mercantile LN Ste 136C, Largo, MD 20774
Phone
(301) 385-1235
Enumerated
Apr 1, 2013
Record last updated
Dec 11, 2025
Medicare enrollment
Enrolled (PECOS I20250325002712); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Nailah Cook 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 24114
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Mental Health Specialty Group PABaltimore, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nailah Cook among 9,007 clinical social worker records in Maryland

Nailah Cook, LCSW, LCSW-C, LICSW 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. Its NPI, issued in 2013, is newer than 39% of them.

  • NPI issued2013 · 39% of these records are older, 57% newer
  • In a Medicare fileYes · 11% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2006 · median 2006 among the 1,685 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 1041C0700X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

51 clinical social worker records list a practice address in Largo

They are 51 of the 651 NPPES records with a practice address in Largo, and 9,007 clinical social worker records in Maryland.

The 8 clinical social worker records with the nearest ZIP codes

  1. Belinda Boyer, LCSWLargo, MD 207741013961127
  2. Octavia Carlos, LCSW-CLargo, MD 207741518066125
  3. Jessica Garrett, MDLargo, MD 207741871601799
  4. George Guschwan, LCSW-CLargo, MD 207741548392111
  5. Reia Henley, LICSWUpper Marlboro, MD 207741811026735
  6. Lillie Hinkelman, LCSW-CUpper Marlboro, MD 207741497975338
  7. Frances James, LCSW-CLargo, MD 207741215979232
  8. Michelle Lindsay-Bailey, LCSWLargo, MD 207741215958897

Common questions

What is Nailah Cook, LCSW, LCSW-C, LICSW's NPI number?

Nailah Cook, LCSW, LCSW-C, LICSW's National Provider Identifier (NPI) is 1891038592, issued on Apr 1, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Nailah Cook, LCSW, LCSW-C, LICSW located?

The NPPES record lists a practice address at 1300 Mercantile LN Ste 136C, Largo, MD, 20774. Phone: (301) 385-1235. Providers update this record themselves, so call before visiting.

How can I verify Nailah Cook, LCSW, LCSW-C, LICSW's license?

NPPES lists Maryland license number 24114, 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. 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.