NPPES file of Aug 9, 2026

Marissa Hamilton Letson, M.S., CCC-SLP

Speech-Language Pathologist · Knoxville, TN

Marissa Hamilton Letson, M.S., CCC-SLP is a speech-language pathologist with a practice address in Knoxville, Tennessee, and NPI 1730962093, issued on Aug 18, 2023. Check the license (Tennessee 8402, as entered in NPPES) with the Tennessee 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
1730962093
Name
Marissa Hamilton Letson
Credential
M.S., CCC-SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
8402 TN
Self-reported in NPPES; status is on the state search
Practice location
5611 Central Avenue Pike, Knoxville, TN 37912
Phone
(865) 688-4840
Enumerated
Aug 18, 2023
Record last updated
Aug 18, 2023
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 3,731 in Tennessee → Look up another NPI →

Also registered at 5611 Central Avenue Pike

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

  1. Lindsay Burgess, OTR/LOccupational Therapist1588238224
  2. Reilly RourkePhysical Therapist1073400586

Verify Marissa Hamilton Letson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 8402    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 Tennessee license search

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Marissa Hamilton Letson among 3,731 speech-language pathologist records in Tennessee

Marissa Hamilton Letson, M.S., CCC-SLP is one of 3,731 speech-language pathologist records with a practice address in Tennessee. 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 2023, is newer than 81% of them.

  • NPI issued2023 · 81% of these records are older, 14% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2023 · 63% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

555 speech-language pathologist records list a practice address in Knoxville

They are 555 of the 14,339 NPPES records with a practice address in Knoxville, and 3,731 speech-language pathologist records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,731 in Tennessee → Every provider in Knoxville → Speech-Language Pathologist nationwide →

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

  1. Carol Case, CCC-SLP, CBISKnoxville, TN 379121790225449
  2. Hannah SluderKnoxville, TN 379121447859525
  3. Natalie BaeseKnoxville, TN 379141588109946
  4. Amanda Campfield, MS, CCC-SLPKnoxville, TN 379141356973457
  5. Kaylee Chapman, M.S., CCC-SLPKnoxville, TN 379141083411086
  6. Gina Gilreath, M.S. CF-SLPKnoxville, TN 379141215456892
  7. Lakala SteeleKnoxville, TN 379141700327285
  8. Grace TrainerKnoxville, TN 379141760167068

Common questions

What is Marissa Hamilton Letson, M.S., CCC-SLP's NPI number?

Marissa Hamilton Letson, M.S., CCC-SLP's National Provider Identifier (NPI) is 1730962093, issued on Aug 18, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Marissa Hamilton Letson, M.S., CCC-SLP located?

The NPPES record lists a practice address at 5611 Central Avenue Pike, Knoxville, TN, 37912. Phone: (865) 688-4840. Providers update this record themselves, so call before visiting.

How can I verify Marissa Hamilton Letson, M.S., CCC-SLP's license?

NPPES lists Tennessee license number 8402, as entered by the provider. Search the Tennessee 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.