NPPES file of Aug 9, 2026

Elma B. Alston, LCSW-C

Clinical Social Worker · Largo, MD

Elma B. Alston, LCSW-C is a clinical social worker with a practice address in Largo, Maryland, and NPI 1629300488, issued on Feb 4, 2010. Check the license (Maryland 09792, 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
1629300488
Name
Elma B. Alston
Credential
LCSW-C
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
09792 MD
Self-reported in NPPES; status is on the state search
Practice location
1221 Mercantile LN, Largo, MD 20774
Phone
(301) 618-5500
Enumerated
Feb 4, 2010
Record last updated
May 28, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20141217000220); 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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Also registered at 1221 Mercantile LN

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

  1. Cheryl Abbott, RN,BSN,CM-CCase Management Registered Nurse1366743122
  2. Grace AdumanisaResearch Study Specialist1104663145
  3. Cielito Aguinaldo, MDInternal Medicine Physician1063585347
  4. Bridget AnyiwoPharmacist1326228529
  5. Brian Armstrong, MDOphthalmology Physician1285781179
  6. Mohamed Atalla, M.D.Urology Physician1033383781

Verify Elma B. Alston 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 09792
    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. Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD

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

Elma B. Alston among 9,007 clinical social worker records in Maryland

Elma B. Alston, 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. Its NPI, issued in 2010, is newer than 29% of them.

  • NPI issued2010 · 29% of these records are older, 68% newer
  • In a Medicare fileYes · 11% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated1997 · median 2006 among the 1,685 with a school on file
  • Record last updated2021 · 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 Elma B. Alston, LCSW-C's NPI number?

Elma B. Alston, LCSW-C's National Provider Identifier (NPI) is 1629300488, issued on Feb 4, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Elma B. Alston, LCSW-C located?

The NPPES record lists a practice address at 1221 Mercantile LN, Largo, MD, 20774. Phone: (301) 618-5500. Providers update this record themselves, so call before visiting.

How can I verify Elma B. Alston, LCSW-C's license?

NPPES lists Maryland license number 09792, 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.