NPPES file of Aug 9, 2026

Katherine Grace Heilman

Speech-Language Pathologist · Newtown Square, PA

Katherine Grace Heilman is a speech-language pathologist with a practice address in Newtown Square, Pennsylvania, and NPI 1821978875, issued on Sep 2, 2025. Check the license (Pennsylvania SL018409, 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
1821978875
Name
Katherine Grace Heilman
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
SL018409 PA
Self-reported in NPPES; status is on the state search
Practice location
535 Gradyville RD, Newtown Square, PA 19073
Phone
(610) 558-5000
Enumerated
Sep 2, 2025
Record last updated
Sep 2, 2025
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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Also registered at 535 Gradyville RD

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

  1. Heather BorchertOccupational Therapist1407524796
  2. Renee DaviaPhysical Therapist1467913475
  3. Alexander Grivnovics, PTAPhysical Therapy Assistant1497227755
  4. Christina HamiltonPhysical Therapy Assistant1639641665
  5. Nicole HegyiPhysical Rehabilitation Occupational Therapist1689005613
  6. Emalee LearPhysical Rehabilitation Occupational Therapist1356700991

Verify Katherine Grace Heilman 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 SL018409
    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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12 speech-language pathologist records list a practice address in Newtown Square

They are 12 of the 425 NPPES records with a practice address in Newtown Square, and 7,128 speech-language pathologist records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other speech-language pathologist records in Pennsylvania

  1. Karleigh AaronIndiana, PA1346011418
  2. Lee Aaron, CCC.SLPPhiladelphia, PA1336311984
  3. Brooke Abbonizio, CCC-SLPAmbler, PA1629556378
  4. Kylie Abbott, SLPKingston, PA1477943538
  5. Erin Abdul-AlPittsburgh, PA1053924787
  6. Sultana Abdur RaheemPhiladelphia, PA1093532087
  7. Elizabeth Aber, MS, CCC-SLPPittsburgh, PA1750940458
  8. Catherine Abild, SLPDrums, PA1588183685
  9. Lynn Ables, SPEECH THERAPISTAltoona, PA1831739556
  10. Ilissa Abovitz, M.S. CCC-SLPSouthampton, PA1487325361

Common questions

What is Katherine Grace Heilman's NPI number?

Katherine Grace Heilman's National Provider Identifier (NPI) is 1821978875, issued on Sep 2, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Grace Heilman located?

The NPPES record lists a practice address at 535 Gradyville RD, Newtown Square, PA, 19073. Phone: (610) 558-5000. Providers update this record themselves, so call before visiting.

How can I verify Katherine Grace Heilman's license?

NPPES lists Pennsylvania license number SL018409, 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.

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.