NPPES file of Aug 9, 2026

Genni Harrison, LCSW-C

Mental Health Counselor · Greenbelt, MD

Genni Harrison, LCSW-C is a mental health counselor with a practice address in Greenbelt, Maryland, and NPI 1659688539, issued on Sep 13, 2010. Check the license (Maryland 17634, 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
1659688539
Name
Genni Harrison
Credential
LCSW-C
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
17634 MD
Self-reported in NPPES; status is on the state search
Practice location
7501 Greenway Center Dr Ste 600, Greenbelt, MD 20770
Phone
(301) 579-3465
Enumerated
Sep 13, 2010
Record last updated
Dec 12, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(443) 738-0209
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 7501 Greenway Center Dr Ste 600

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

  1. Doris Ampratwum, FNP-CFamily Nurse Practitioner1174183073
  2. Patricia Czapp, MDFamily Medicine Physician1447259411
  3. Elham Ghayouri Azar, M.DInternal Medicine Physician1487998381
  4. Aruna Nathan, MDInternal Medicine Physician1063437804
  5. Tuyet-Nhung NguyenInternal Medicine Physician1790141000
  6. Jennifer O'Connell, LCSW-CClinical Social Worker1134804784

Verify Genni Harrison 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 17634
    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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Genni Harrison among 4,201 mental health counselor records in Maryland

Genni Harrison, LCSW-C is one of 4,201 mental health counselor records with a practice address in Maryland. 7% 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 2010, is newer than 11% of them.

  • NPI issued2010 · 11% of these records are older, 87% newer
  • In a Medicare fileNo · 7% of these records are
  • In the CMS Doctors and Clinicians fileNo · 11% of these records are
  • Record last updated2018 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

38 mental health counselor records list a practice address in Greenbelt

They are 38 of the 1,332 NPPES records with a practice address in Greenbelt, and 4,201 mental health counselor records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 mental health counselor records with the nearest ZIP codes

  1. Oladipo Adedeji, MS, LCPC, NCCGreenbelt, MD 207701790372738
  2. Josee AumillerGreenbelt, MD 207701700417847
  3. Imani BowmanGreenbelt, MD 207701487112454
  4. Delicia BoydGreenbelt, MD 207701740897990
  5. Madalyn Carpenter, LCPCGreenbelt, MD 207701346839362
  6. David HallGreenbelt, MD 207701053700385
  7. Victoria MetcalfGreenbelt, MD 207701477178234
  8. Antonio MoodyGreenbelt, MD 207701245884519

Common questions

What is Genni Harrison, LCSW-C's NPI number?

Genni Harrison, LCSW-C's National Provider Identifier (NPI) is 1659688539, issued on Sep 13, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Genni Harrison, LCSW-C located?

The NPPES record lists a practice address at 7501 Greenway Center Dr Ste 600, Greenbelt, MD, 20770. Phone: (301) 579-3465. Providers update this record themselves, so call before visiting.

How can I verify Genni Harrison, LCSW-C's license?

NPPES lists Maryland license number 17634, 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.