NPPES file of Aug 9, 2026

Nan Lefforge, LCSW

Clinical Social Worker · Houston, TX

Nan Lefforge, LCSW is a clinical social worker with a practice address in Houston, Texas, and NPI 1497982409, issued on Jun 17, 2009. Check the license (Texas 3554, as entered in NPPES) with the Texas 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
1497982409
Name
Nan Lefforge
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
3554 TX
01639 TX
Self-reported in NPPES; status is on the state search
Practice location
4550 Post Oak Place Dr, Houston, TX 77027
Phone
(713) 840-0333
Enumerated
Jun 17, 2009
Record last updated
Jun 17, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(713) 840-0188
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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8 nearest clinical social worker records → All 11,683 in Texas → Look up another NPI →

Also registered at 4550 Post Oak Place Dr

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

  1. Milton Altschuler, M.D.Psychiatry Physician1376691790
  2. Susan Backes, MDPsychiatry Physician1972504975
  3. Elena Denis, LCSWClinical Social Worker1063780757
  4. Aaron Fink, M.D.Psychiatry Physician1619248622
  5. Sharron Mapel, LCSWClinical Social Worker1528183829
  6. James Mohrmann, DDSGeneral Practice Dentistry1255298915

Verify Nan Lefforge in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 3554    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 Texas 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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Nan Lefforge among 11,683 clinical social worker records in Texas

Nan Lefforge, LCSW is one of 11,683 clinical social worker records with a practice address in Texas. 12% 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 2009, is newer than 22% of them.

  • NPI issued2009 · 22% of these records are older, 75% newer
  • In a Medicare fileNo · 12% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2009 · 45% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,660 clinical social worker records list a practice address in Houston

They are 1,660 of the 61,221 NPPES records with a practice address in Houston, and 11,683 clinical social worker records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 11,683 in Texas → Every provider in Houston → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Judith Armogida, LCSW,CGPHouston, TX 770271487780862
  2. Deborah Barnes, LCSWHouston, TX 770271407851504
  3. Kelley Beecher, LCSWHouston, TX 770271487815312
  4. Mona Goodman, M.S.W.Houston, TX 770271326266024
  5. Janice Halstead, LCSWHouston, TX 770271265542831
  6. Rebecca Hardin, LCSWHouston, TX 770271003831215
  7. Judy Magids, LCSWHouston, TX 770271699824722
  8. Sharron Mapel, LCSWHouston, TX 770271528183829

Common questions

What is Nan Lefforge, LCSW's NPI number?

Nan Lefforge, LCSW's National Provider Identifier (NPI) is 1497982409, issued on Jun 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Nan Lefforge, LCSW located?

The NPPES record lists a practice address at 4550 Post Oak Place Dr, Houston, TX, 77027. Phone: (713) 840-0333. Providers update this record themselves, so call before visiting.

How can I verify Nan Lefforge, LCSW's license?

NPPES lists Texas license number 3554, as entered by the provider. Search the Texas 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.