NPPES file of Aug 9, 2026

Eryn Maree Chastain, LCSW

Clinical Social Worker · San Antonio, TX

Eryn Maree Chastain, LCSW is a clinical social worker with a practice address in San Antonio, Texas, and NPI 1710570858, issued on Feb 19, 2021. Check the license (Texas 66541, 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
1710570858
Name
Eryn Maree Chastain
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
66541 TX
Self-reported in NPPES; status is on the state search
Practice location
12915 Jones Maltsberger RD Ste 201, San Antonio, TX 78247
Phone
(210) 664-2135
Enumerated
Feb 19, 2021
Record last updated
May 25, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210517001779); 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 12915 Jones Maltsberger RD Ste 201

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

  1. Clifford Cantu, LCSWClinical Social Worker1467162149
  2. Elizabeth DukeMental Health Counselor1316448970
  3. Brittney Knight, LMSWClinical Social Worker1801724604
  4. Lindsey McGeheeCounselor1164167508
  5. Krista Mickelsen, LMSWClinical Social Worker1104749662
  6. Tanya NavarroClinical Social Worker1891531224

Verify Eryn Maree Chastain 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 66541    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

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Eryn Maree Chastain among 11,683 clinical social worker records in Texas

Eryn Maree Chastain, 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 2021, is newer than 61% of them.

  • NPI issued2021 · 61% of these records are older, 33% newer
  • In a Medicare fileNo · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2018 · median 2012 among the 2,264 with a school on file
  • Record last updated2021 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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. Shelia BevilleSan Antonio, TX 782471639107709
  2. Lisa Brink, LCSWSan Antonio, TX 782471700494663
  3. Amanda Dodd, LCSWSan Antonio, TX 782471134635295
  4. Luisa Farias, LCSWSan Antonio, TX 782471386686657
  5. Shirley Gutierrez, LCSWSan Antonio, TX 782471255002556
  6. Mark Harris, LCSWSan Antonio, TX 782471073679890
  7. Marisa Holguin- Grado, LCSWSan Antonio, TX 782471710495528
  8. Alessandra Mantzey, LCSWSan Antonio, TX 782471982215760

Common questions

What is Eryn Maree Chastain, LCSW's NPI number?

Eryn Maree Chastain, LCSW's National Provider Identifier (NPI) is 1710570858, issued on Feb 19, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Eryn Maree Chastain, LCSW located?

The NPPES record lists a practice address at 12915 Jones Maltsberger RD Ste 201, San Antonio, TX, 78247. Phone: (210) 664-2135. Providers update this record themselves, so call before visiting.

How can I verify Eryn Maree Chastain, LCSW's license?

NPPES lists Texas license number 66541, 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.