NPPES file of Aug 9, 2026

Robin Williams Harnish, M.S. CCC SLP

Speech-Language Pathologist · Lancaster, PA

Robin Williams Harnish, M.S. CCC SLP is a speech-language pathologist with a practice address in Lancaster, Pennsylvania, and NPI 1144350158, issued on Mar 7, 2007. Check the license (Pennsylvania SL002650L, as entered in NPPES) with the Pennsylvania 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
1144350158
Name
Robin Williams Harnish
Credential
M.S. CCC SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
SL002650L PA
Self-reported in NPPES; status is on the state search
Practice location
600 Eden Road, Lancaster, PA 17601
Phone
(717) 299-4829
Enumerated
Mar 7, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(717) 295-3453
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest speech-language pathologist records → All 7,128 in Pennsylvania → Look up another NPI →

Also registered at 600 Eden Road

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

  1. Margaret Bennett, OTR LPediatric Occupational Therapist1841319373
  2. Amy Dearing, MA CCC SLPSpeech-Language Pathologist1184755761
  3. June Gehman-Deane, MPTPediatric Physical Therapist1912030362
  4. Terri Hess, MSCCCSLPSpeech-Language Pathologist1740480532
  5. Julie Kramer, MS CCC SLPSpeech-Language Pathologist1427182724
  6. Marcia Leo, OTR LPediatric Occupational Therapist1861523300

Verify Robin Williams Harnish 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 SL002650L    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

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Robin Williams Harnish among 7,128 speech-language pathologist records in Pennsylvania

Robin Williams Harnish, M.S. CCC SLP is one of 7,128 speech-language pathologist records with a practice address in Pennsylvania. 4% 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 4% of them.

  • NPI issued2007 · 4% of these records are older, 82% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2007 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

128 speech-language pathologist records list a practice address in Lancaster

They are 128 of the 5,378 NPPES records with a practice address in Lancaster, and 7,128 speech-language pathologist records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,128 in Pennsylvania → Every provider in Lancaster → Speech-Language Pathologist nationwide →

The 8 speech-language pathologist records with the nearest ZIP codes

  1. Megan Clark, SLPLancaster, PA 176011568530640
  2. Dawn Cypher, SLPLancaster, PA 176011336290816
  3. Margaret Fox, SLPLancaster, PA 176011548319981
  4. Brenda Gould, MS, CCC/SLPLancaster, PA 176011831113810
  5. Wendy Hershey, MS CCC SLPLancaster, PA 176011891779435
  6. Dawn Howell, SLPLancaster, PA 176011346399110
  7. Roberta Kornfield, M.S., CCC/SLPLancaster, PA 176011609862432
  8. Anne Leonhart, M.S. CCC SLPLancaster, PA 176011144351719

Common questions

What is Robin Williams Harnish, M.S. CCC SLP's NPI number?

Robin Williams Harnish, M.S. CCC SLP's National Provider Identifier (NPI) is 1144350158, issued on Mar 7, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robin Williams Harnish, M.S. CCC SLP located?

The NPPES record lists a practice address at 600 Eden Road, Lancaster, PA, 17601. Phone: (717) 299-4829. Providers update this record themselves, so call before visiting.

How can I verify Robin Williams Harnish, M.S. CCC SLP's license?

NPPES lists Pennsylvania license number SL002650L, 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. 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.