NPPES file of Aug 9, 2026

Stephanie A. Piekarski, LCSW

Clinical Social Worker · Redwood Valley, CA

Stephanie A. Piekarski, LCSW is a clinical social worker with a practice address in Redwood Valley, California, and NPI 1548354418, issued on Oct 3, 2006. Check the license 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
1548354418
Name
Stephanie A. Piekarski
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
3933 OR
Self-reported in NPPES; status is on the state search
Practice location
6991 N State St, Redwood Valley, CA 95470
Phone
(707) 467-5612
Enumerated
Oct 3, 2006
Record last updated
Feb 15, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120106000095); 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 6991 N State St

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

  1. David Almond, M.D.Internal Medicine Physician1295703833
  2. Margaret Bregger, RDRegistered Dietitian1457682858
  3. Molly Brown, LCSWClinical Social Worker1255946653
  4. Rachel Chavez, P.A.Physician Assistant1346575511
  5. Andrea Culbertson, RDNRegistered Dietitian1386073930
  6. Stephenie Dickie, D.D.SGeneral Practice Dentistry1487895223

Verify Stephanie A. Piekarski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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

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Stephanie A. Piekarski among 36,261 clinical social worker records in California

Stephanie A. Piekarski, 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 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 91% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2003 · median 2012 among the 4,008 with a school on file
  • Record last updated2012 · 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).

4 clinical social worker records list a practice address in Redwood Valley

They are 4 of the 84 NPPES records with a practice address in Redwood Valley, 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. Molly Brown, LCSWRedwood Valley, CA 954701255946653
  2. Susan Knopf, LCSWRedwood Valley, CA 954701659499499
  3. Ithaca Moore, ASWRedwood Valley, CA 954701821882432
  4. Brian Jacobs, LCSWSebastopol, CA 954721497779425
  5. Marcia KatzSebastopol, CA 954721467470518
  6. Irenne Magoulas, L.C.S.W.Sebastopol, CA 954721558543975
  7. Scott Matsuura, LCSW 85567Sebastopol, CA 954721467644849
  8. Michelle Miller, LCSWSebastopol, CA 954721750413001

Common questions

What is Stephanie A. Piekarski, LCSW's NPI number?

Stephanie A. Piekarski, LCSW's National Provider Identifier (NPI) is 1548354418, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie A. Piekarski, LCSW located?

The NPPES record lists a practice address at 6991 N State St, Redwood Valley, CA, 95470. Phone: (707) 467-5612. Providers update this record themselves, so call before visiting.

How can I verify Stephanie A. Piekarski, LCSW's license?

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.