NPPES file of Aug 9, 2026

Sarah Alderfer, LCSW

Clinical Social Worker · Sellersville, PA

Sarah Alderfer, LCSW is a clinical social worker with a practice address in Sellersville, Pennsylvania, and NPI 1376358291, issued on Feb 10, 2025. Check the license (Pennsylvania CW025056, as entered in NPPES) with the Pennsylvania 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
1376358291
Name
Sarah Alderfer
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
CW025056 PA
Self-reported in NPPES; status is on the state search
Practice location
807 Lawn Ave, Sellersville, PA 18960
Phone
(215) 257-6551
Enumerated
Feb 10, 2025
Record last updated
Feb 11, 2025
Fax
(833) 506-2774
Medicare enrollment
Enrolled (PECOS I20250314002214); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 807 Lawn Ave

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

  1. Virginia Afman, M.S.W.Clinical Social Worker1831280106
  2. Eugenia Allen, M.P.A.Addiction (Substance Use Disorder) Counselor1700080264
  3. Harry Allen, M.A.Mental Health Counselor1871607697
  4. Anthony Allsop, LPCProfessional Counselor1659834380
  5. Ashley Anderson, B.S.W.Case Manager/Care Coordinator1730469016
  6. Maria Ardire, B.A.Addiction (Substance Use Disorder) Counselor1093049009

Verify Sarah Alderfer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license CW025056    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 Pennsylvania 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. Penn Foundation IncSellersville, PA

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

37 clinical social worker records list a practice address in Sellersville

They are 37 of the 788 NPPES records with a practice address in Sellersville, and 7,830 clinical social worker records in Pennsylvania.

All 37 in Sellersville → All 7,830 in Pennsylvania → Every provider in Sellersville →

Other clinical social worker records in Pennsylvania

  1. Theresa Aaron, MSWHomestead, PA1063704344
  2. Lauren Aaronson, LCSWTrooper, PA1033633029
  3. Moses Abare, LCSWBloomsburg, PA1861371411
  4. Abigail Abbas, L.C.S.W.Philadelphia, PA1588058135
  5. Caroline AbbottMorrisville, PA1609719517
  6. Heather Abbruzzese, LCSWPleasant Hills, PA1699969980
  7. Kristie AbbsWexford, PA1487827028
  8. Danielle Abdelhak, LCSWCoraopolis, PA1518279611
  9. Sheila Abdo, LCSWScranton, PA1134164890
  10. Kareema Abdussalaam, LCSWPhiladelphia, PA1881305688

Common questions

What is Sarah Alderfer, LCSW's NPI number?

Sarah Alderfer, LCSW's National Provider Identifier (NPI) is 1376358291, issued on Feb 10, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Alderfer, LCSW located?

The NPPES record lists a practice address at 807 Lawn Ave, Sellersville, PA, 18960. Phone: (215) 257-6551. Providers update this record themselves, so call before visiting.

How can I verify Sarah Alderfer, LCSW's license?

NPPES lists Pennsylvania license number CW025056, as entered by the provider. Search the Pennsylvania 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.