NPPES file of Aug 9, 2026

Lisa Michelle Lassen, LCSW

Clinical Social Worker · San Antonio, TX

Lisa Michelle Lassen, LCSW is a clinical social worker with a practice address in San Antonio, Texas, and NPI 1003389099, issued on Jan 2, 2019. Check the license (Texas 62512, as entered in NPPES) with the Texas 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
1003389099
Name
Lisa Michelle Lassen
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
62512 TX
Self-reported in NPPES; status is on the state search
Practice location
4242 Medical Dr Ste 6300, San Antonio, TX 78229
Phone
(210) 614-8400
Enumerated
Jan 2, 2019
Record last updated
Jan 2, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(210) 614-8165
Medicare enrollment
Enrolled (PECOS I20190131000303); accepts Medicare assignment
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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8 nearest clinical social worker records → All 11,683 in Texas → Look up another NPI →

Also registered at 4242 Medical Dr Ste 6300

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

  1. Claudia Barrows, MS, LPC, NCCProfessional Counselor1093410193
  2. Edmund Cavazos, M.D.Psychiatry Physician1568461986
  3. Clarissa Chaisson-McRae, M.D.Psychiatry Physician1790946986
  4. Ruben Chavez, LPCMental Health Counselor1427200567
  5. Brian Counts, MS, LPCProfessional Counselor1790462885
  6. Heather Evans, LPCProfessional Counselor1285109108

Verify Lisa Michelle Lassen 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 62512    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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Bills Medicare through one group practice

  1. Progressive Behavioral Health, PLLCSan Antonio, TX

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

Lisa Michelle Lassen among 11,683 clinical social worker records in Texas

Lisa Michelle Lassen, 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. Its NPI, issued in 2019, is newer than 52% of them.

  • NPI issued2019 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2016 · median 2012 among the 2,264 with a school on file
  • Record last updated2019 · 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).

956 clinical social worker records list a practice address in San Antonio

They are 956 of the 37,749 NPPES records with a practice address in San Antonio, and 11,683 clinical social worker records in Texas.

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

The 8 clinical social worker records with the nearest ZIP codes

  1. Diane Castillo, LCSWSan Antonio, TX 782291912943432
  2. Marisa Cook, LICSWSan Antonio, TX 782291215998828
  3. Phil Dunn, LCSWSan Antonio, TX 782291518919240
  4. Nancy Franklin, LCSW, LMFTSan Antonio, TX 782291184654964
  5. Rosalind Garza-Harris, LCSWSan Antonio, TX 782291306809165
  6. Richard Hamilton, LCSWSan Antonio, TX 782291801806450
  7. Cynthia Hatch, LCSWSan Antonio, TX 782291740215581
  8. Daniel Hernandez, LCSWSan Antonio, TX 782291649265075

Common questions

What is Lisa Michelle Lassen, LCSW's NPI number?

Lisa Michelle Lassen, LCSW's National Provider Identifier (NPI) is 1003389099, issued on Jan 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Michelle Lassen, LCSW located?

The NPPES record lists a practice address at 4242 Medical Dr Ste 6300, San Antonio, TX, 78229. Phone: (210) 614-8400. Providers update this record themselves, so call before visiting.

How can I verify Lisa Michelle Lassen, LCSW's license?

NPPES lists Texas license number 62512, 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. Medicare files from data.cms.gov. 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.