NPPES file of Aug 9, 2026

Mary Senchyna, LCSW

Clinical Social Worker · Fairfield, CA

Mary Senchyna, LCSW is a clinical social worker with a practice address in Fairfield, California, and NPI 1518153568, issued on Sep 23, 2007. Check the license (California LCS 20565, as entered in NPPES) with the California 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
1518153568
Name
Mary Senchyna
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LCS 20565 CA
Self-reported in NPPES; status is on the state search
Practice location
2101 Courage Dr, Fairfield, CA 94533
Phone
(707) 784-2140
Enumerated
Sep 23, 2007
Record last updated
Sep 23, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140312001454); 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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Also registered at 2101 Courage Dr

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

  1. Vincent AbenaLicensed Psychiatric Technician1255197778
  2. Nicole AbrenicaAdult Companion1538097233
  3. Lasharey AdamsLicensed Vocational Nurse1902465214
  4. Blessing AdesugbaLicensed Vocational Nurse1700297850
  5. Melisa AguirreMarriage & Family Therapist1922745355
  6. Porsha AldeRehabilitation Practitioner1811447154

Verify Mary Senchyna in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license LCS 20565
    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 California 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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Mary Senchyna among 36,261 clinical social worker records in California

Mary Senchyna, LCSW is one of 36,261 clinical social worker records with a practice address in California. 6% 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 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 76% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated1998 · median 2012 among the 4,008 with a school on file
  • Record last updated2007 · 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

129 clinical social worker records list a practice address in Fairfield

They are 129 of the 3,595 NPPES records with a practice address in Fairfield, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Hannah Bales, LCSWFairfield, CA 945331356414734
  2. Meredith Bird-MarinucciFairfield, CA 945331821157835
  3. Tracy Blunt, M.S.W.Fairfield, CA 945331235224247
  4. Cynthia Bott, LCSWFairfield, CA 945331023178308
  5. Helen Casaclang, SOCIAL WOKER, CLINICFairfield, CA 945331659432516
  6. Maryanne Cleary, LCSWFairfield, CA 945331700946704
  7. Leticia De La Cruz Salas, LCSWFairfield, CA 945331508927765
  8. Laura Fowler, LCSWFairfield, CA 945331396814786

Common questions

What is Mary Senchyna, LCSW's NPI number?

Mary Senchyna, LCSW's National Provider Identifier (NPI) is 1518153568, issued on Sep 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Senchyna, LCSW located?

The NPPES record lists a practice address at 2101 Courage Dr, Fairfield, CA, 94533. Phone: (707) 784-2140. Providers update this record themselves, so call before visiting.

How can I verify Mary Senchyna, LCSW's license?

NPPES lists California license number LCS 20565, as entered by the provider. Search the California 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.